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│ ├─5.4 General information on switching power supply │ 100MW excitation switch overhaul instruction.doc │ 220KVGWT type isolation switch operation instruction.doc │ 220KV isolation switch operation instruction (GW6).doc │ 380V DW10—600, 1000, 1500, 2500 type switch maintenance operation instruction.doc │ GIS combined electrical switch ledger.xls │ UPS uninterruptible power supply ledger.xls │ Illustration of the working principles, advantages, disadvantages and troubleshooting methods of various liquid level switches! .doc │ Switching appliances maintenance training guide.doc │ Switching power supply principles and application maintenance technology training materials │ Switching power supply design process main component selection guide │ On-load tap changer training materials 45 │ Thermal power construction quality inspection and assessment standards for water treatment and hydrogen production devices 2001 edition (Guodian Power Supply [2001] No. 210) (with clauses and explanations) │ Electrical power part installation process 012_High-voltage switch installation process.doc │ Electrical power part installation process 013_Installation of complete sets of distribution cabinets and power switch cabinets.doc │ Electrical installation and construction technology standards 7.2 Uninterruptible power supply installation.doc │ Why is the air switch called an air switch? What does it have to do with air? ... Analysis and treatment of abnormality of electric operation circuit of 500+kV isolation switch │ Introduction to the principle of ABB on-load tap changer │ Class D and Class E switch mode power amplifier │ Analysis and application of UPS uninterruptible power supply │ Discontinuous conduction mode high power factor switching power supply Yan Baiping et al │ Principle installation, debugging and maintenance of uninterruptible power supply │ China Telecom data center computer room power supply and air conditioning environment design specifications │ Switching power supply technical manual desk │ Low-voltage switchgear installation, commissioning, operation and maintenance manual│ Low-voltage switchgear and switchgear manual: Selection criteria and design guide │ Knowledge book for technical leaders of low-voltage switchgear CCC certification companies │ Principles and control technology of low-voltage switchgear 2012 │ Principles and control technology of low-voltage switchgear 3rd edition edited by Zhang Baifan 2017 edition │ Principles and control technology of low-voltage switchgear 3rd edition HD editable text version │ Principles of low-voltage complete sets of switchgear and its control technology, second edition 2014 │ Switching arc and current limiting technology of low-voltage circuit breakers │ Mechanism and simulation of arc motion of low-voltage electrical appliance switches 2013 │ Low-voltage electrical appliance standard compilation low-voltage complete set of switchgear and control equipment volume │ Commonly used guiding technical documents and standards for power supply production (Volume 3) High-voltage switchgear │ Advanced welding manufacturing technology series new arc welding power source and its intelligent control │ Typical design of distributed power supply access system │ Chemical and physical power supply (second edition) Modern electronic information technology series │ Chemical power supply_1993 │ Chemical power supply - battery principle and manufacturing technology │ Chemical power supply testing principle and technology │ Chemical power supply design 274 │ Chemical power supply design (2008, Wang Lizhen, PDF high-definition version, with bookmarks) 287 │ Principle and application of semiconductor switching elements │ Semiconductor circuit (amplification, oscillation, power supply part) │ The latest application technology of monolithic switching power supply │ 200 Examples of Single-chip Switching Power Supply Design 2nd Edition 2013 Edition │ Single-chip Switching Power Supply Drive LED Circuit Design and Examples 2013 Edition │ Single-chip Switching Power Supply: Application Circuit·Electromagnetic Compatibility·PCB Laying│ Practical Technical Manual for Microcontroller Peripheral Devices Power Devices Volume│ Two-color diagram power circuit design and application written by Akio Shimizu, Sumio Fukai, Yohei Ishikawa ； Translated by Liu Yang 2017 edition│ Principle and design of flyback switching power supply 2014 edition│ Design, production and debugging of flyback switching power supply 2014 edition│ Questions and answers on maintenance and repair technology of transformer tap changer 2013│ Practical technology of transformer tap changer│ Status monitoring and fault diagnosis of transformer tap changer│ Analysis and preventive measures on the causes of melting of the incoming line switch of the low-voltage AC ring network in the substation│ Practical technology of variable frequency power supply: Design and Application │ Triac Medium Frequency Power Supply │ International Electrical Engineering Advanced Technology Translation Series Switching Power Converter Principle, Simulation and Design of Switching Power Supply Original Book 3rd Edition 2014 │ Turing Electronics and Electrical Engineering Series Switching Power Supply Manual 3rd Edition 2012 Edition │ Illustrated Practical Electronic Technology Series Switching Regulated Power Supply Design and Application │ Illustrated LCD Color TV Switching Power Supply Maintenance Skills Quick Training 2013 Edition │ Multi-frequency display switching power supply maintenance methods and examples │ Physical basis and engineering application of high-power switching devices │ Large-capacity vacuum switch theory and product development Wang Jimei │ Large-capacity vacuum switch theory and product development │ Practical switching power supply technology │ Practical switching power supply design │ Practical electrician series low-voltage appliances and low-voltage switch cabinets │ Practical power supply technology series new switching power supply design and application │ Practical power supply technical manual in six volumes │ Practical Power Supply Technical Manual Wang Hongyu │ Practical Power Supply Technical Manual Magnetic Components Volume Zhao Xiuke │ Practical Power Supply Technical Manual - AC Stable Power Supply Volume │ Practical Power Supply Technical Manual │ Practical Power Supply Circuit Collection │ Interior Design Detail CAD Gallery Series Ceiling, Lighting and Switch Arrangement, Furniture Design 2014 │ Household Solar Photovoltaic Power System │ Small Solar Photovoltaic Power Supply Practical Technology │ Principle design and maintenance of commonly used AC stabilized power supplies │ Selection Manual of Commonly Used Power Supply and Distribution Equipment (Revised Edition) Volume Four of High Voltage Complete Sets of Switchgear Volumes │ Selection Manual of Commonly Used Power Supply and Distribution Equipment. Volume Two: Low-voltage complete switch│ Commonly used power supply and distribution equipment selection manual. Volume 4: High-voltage complete set of switching equipment │ Commonly used transistor stabilized power supplies │ Common electronic equipment switching power supply maintenance methods │ Flat-panel color TV switching power supply quick repair diagram 2012 edition │ Application examples of new power circuits in the Applied Circuits Series │ Modeling, analysis and control of dynamic characteristics of switching converters 2012 edition │ Digital implementation of switching converter modeling, control and controller 2013 edition │ Practical simulation and testing technology of switching converters │ Joint detection and analysis of switch cabinet partial discharge UHF method and pulse current method │ Simulation analysis of factors affecting switch cabinet transient ground potential detection results │ Research on anti-interference methods for ultrasonic partial discharge detection of switch cabinets │ Design and analysis of switch mode power converters │ Switching Electrical Computing by Rong Mingzhe, Wu Yi 2018 edition │ Switched capacitor circuits from entry to proficiency │ Optimized Design and Application of Switching Power Supply and LED Lighting 2012 Edition│ Selected Design Calculation of Switching Power Supply and LED Lighting 2013 Edition│ Active Power Factor Correction Technology in Switching Power Supply│ Magnetic Components in Switching Power Supply - Chief Editor Zhao Xiuke│ Magnetic Components in Switching Power Supply│ Switching Power Supply Simulation PSpice and SPICE3 Application│ Switching Power Supply Simulation and Design Based on SPICE 2nd Edition 2015 Edition│ Optimal Design of Switching Power Supply 2nd Edition 2013 Edition │ Introduction to Switching Power Supply – Chinese │ Manufacturing and Debugging of Switching Power Supply 2nd Edition 2014 Edition │ Switching Power Supply Power Converter Topology and Design │ Switching Power Supply Power Factor Correction Circuit Design and Application Examples 2012 Edition │ Switching Power Supply Printed Circuit Board (PCB) Engineering Design │ Switching Power Supply Principles, Designs and Examples 2012 Edition │ Principle and Analysis of Switching Power Supply 2012 Edition│ Principle and Application Design of Switching Power Supply 2012 Edition│ Principle and Design of Switching Power Supply 2012 Edition│ Principle and Design of Switching Power Supply│ Selection and Testing of Peripheral Components of Switching Power Supply 2nd Edition 2013 Edition│ Practical Technology of Switching Power Supply 500 Questions 2012 Edition│ Practical Technology of Switching Power Supply: Design and Application Second Edition │ Switching Power Supply Engineering Debugging Technology │ Switching Power Supply Manual (2nd Edition) │ Switching Power Supply Technology Li Jinban │ Switching Power Supply Technology Guide Volume 2 │ Switching Power Supply Technology Tutorial 2012 Edition │ Switching Power Supply Fault Diagnosis and Troubleshooting │ Switching Power Supply Modularization and Digital Technology 2013 Edition │ Switching Power Supply Theory and Design Practice 2013 Edition │ Switching power supply theory and design 2012 edition │ Principle and design of switching power supply 558 │ Principle and design of switching power supply │ Principle and design of switching power supply (revised edition) │ Electromagnetic compatibility design and testing of switching power supply │ Design and application of switching power supply │ Theory and design of magnetic components of switching power supply 2014 edition │ Quick check of front-line information for switching power supply maintenance Zhang Xinde │ Switching power supply maintenance from entry to proficiency 2nd edition 2012 edition │ Switching power supply maintenance from entry to proficiency │ Switching power supply maintenance skills training 2014 edition │ Switching power supply maintenance skills training │ Switching power supply English version │ Switching power supply design (3rd edition) │ Switching power supply design and optimization │ Switching power supply design and production basics 2012 edition │ Switching power supply design and application 2014 edition │ Switching Power Supply Design and the Latest Control IC Applications, Volume 1, 2012 Edition│ Switching Power Supply Design and the Latest Control IC Applications, Volume 2, 2013 Edition│ Introduction to Switching Power Supply Design, 2013 Edition│ Introduction to Switching Power Supply Design and Example Analysis Zhang Zhansong│ Switching Power Supply Design Technology and Application Examples│ Switching Power Supply Design Guide│ Switching Power Supply Design Second Edition│ Switching Power Supply Design (Third Edition)│ Switching power supply driving LED circuit design example 2012 edition │ Switching circuit principle │ Switched reluctance motor speed control technology second edition 2014 │ Switched reluctance motor design and application - Wu Jianhua │ Switching regulator computer-aided design and simulation software application Sha Zhanyou 2008 │ Switching regulated power supply - principle, design and application circuit │ Switching regulated power supply - principle, design and practical circuit │ Design and Application of Switching Stabilized Power Supply│ Design and Application of Switching Stable Power Supply│ Principle and Application of Switch Integrated Voltage Stabilizer Controller│ Compulsory Certification of Household Appliances and Related Standards Compilation Controllers and Switching Devices Volume 2012│ Color Light Remote Switch Face Shell Injection Mold Design│ Color TV Switching Power Supply Circuit Selected Atlas 2012 Edition│ Color TV Switching Power Supply Maintenance Essentials│ Microcomputer Host Power Supply Principles and Troubleshooting│ Microcomputer host power supply, monitor power supply, UPS quick repair methods and techniques │ Microcomputer power supply principle and maintenance │ Microcomputer and peripheral power supply principle and maintenance │ Microcomputer monitor power supply circuit principle and maintenance │ How to calculate and wind a small power power transformer │ Complete set of practical switching equipment technology (Huang Shaoping, Jin Guobin, Li Ling, Mechanical Industry Press (very professional and practical recommended reading)) │ Design and application of new single-chip switching power supply │ New single-chip switching power supply design and application technology_Sha Zhanyou │ Collection of new practical power supply circuits │ New industrial control switch application manual │ New flat-panel color TV switching power supply quick repair diagram 2013 edition │ New switching power supply optimization design and examples detailed explanation book │ New switching power supply typical circuit design and application_Zhao Tonghe│ New switching power supply and its application He Xicai│ New switching power supply and its application│ Practical technology of new switching power supply│ Design and maintenance of new switching power supply│ Practical manual of new proximity switch and photoelectric switch Yang Bangwen│ New special integrated power supply and application│ New telecommunications power supply system and equipment│ New electronic circuit application guide power supply circuit Zhao Xuequan│ New power circuit application examples│ New Stabilized Power Supply and Its Application Edited by He Xicai and Jiang Yuxiang│ New Stabilized Power Supply and Application Examples He Basic knowledge of thyristor medium frequency power supply 1989 │ Principle use and maintenance of intelligent high-frequency switching power supply system │ Intelligent high-voltage switchgear design and engineering application in 2014 │ The latest switching power supply technology │ The latest low-voltage switch cabinet secondary circuit design and installation, operation and maintenance and distribution safety and stability design standard practice book │ The latest low-voltage switch cabinet appearance and main circuit scheme design selection standard atlas │ The latest switching power supply design procedures and steps │ The latest switchgear innovative design, production, processing and quality inspection and 3C certification technical standard implementation manual │ The latest high-voltage switch cabinet secondary circuit design and installation, operation and maintenance and distribution safety and stability design standard practice book │ On-load tap-changer principle and application - (Germany) Kremer Shen Zujun translation (2002 edition) │ On-load tap-changer practical manual │ Electrical mechanism of on-load tap changer in 2012│ Electrical mechanism of on-load tap changer│ Gas-insulated metal-enclosed switchgear in 2014│ LCD color TV switching power supply quick repair diagram 2013 edition│ Power supply for lasers│ Low-voltage switchgear and troubleshooting in coal mining working faces│ Latest application technology of special integrated power supply│ Practical technology of UHV, EHV, high-voltage and medium-voltage switchgear│ Modern UPS power supply and circuit atlas Li Chengzhang │ Modern UPS power supply and circuit atlas │ Modern chemical power supply │ Modern switching power supply technology and its application 2013 edition │ Modern power supply technology manual 2013 │ Modern power supply technology (1) │ Modern power supply technology (paper collection) │ Modern power supply design collection │ Modern communication power supply technology │ Modern high-frequency switching power supply practical technology │ Modern high-frequency switching power supply technology and application │ Modern high-frequency induction heating power supply engineering design and application 2010 edition │ Methods and examples of repairing 500 large-screen color TV switching power supplies with a multimeter │ Electric power industry standard compilation electrical volume switching equipment │ Power electronics soft switching technology and practical circuits Wang Zengfu. Li Chang. Wei Yongming, etc. │ Common data materials for high and low voltage power switching equipment │ Electrical switching power supply inspection and repair skills quick training in 2012│Electronic Industry Technology Dictionary Power Supply│Electronic Technology Lecture (4) Transistor Switching Circuit│Study on Selection of Electrified Railway Switching Equipment│Commonly Used Electrical Engineering Devices and Switch Control Cabinet Manufacturing and Processing Technology 2nd Edition Bai Yumin 2016 Edition│Electrical Automation New Technology Series Switched Reluctance Motor Speed Control Technology│Electrical Automation New Technology Series Switching Power Supply Technology│ Electrical equipment operation and maintenance series High-voltage AC metal-enclosed switchgear High-voltage switch cabinet Cui Jingchun 2016 edition │ Electrical equipment operation and maintenance series high-voltage AC isolation switch and grounding switch Cui Jingchun 2016 edition │ Power transformer decoration data collection │ Power supply encyclopedia │ Power supply technology Wang Chuan HD text version │ Power circuit │ Power circuit design │ Easy entry to power circuit diagram identification and fault analysis │ A breakthrough in introductory diagram recognition of power supply circuits │ Complete details of power supply design │ Soft switching technology of DC switching power supply │ DC power supply device sample │ Vacuum switch technology and application │ Operation and maintenance of mine vacuum switch Xie Tian 2016 edition │ Basic power supply equipment of program-controlled digital communication system │ Regulated power supply and switching power supply maintenance from entry to master 2013 edition │ Practical manual of regulated power supply │ Basic Principles and Process Design of Stable Power Supply Qu Xueji, Wang Zengfu, Qu Jingkai │ Proceedings of the 15th National Power Supply Technology Annual Conference │ Quick Repair Illustration of Plasma Color TV Switching Power Supply 2013 Edition │ Proficient in Switching Power Supply Design 2nd Edition 2015 Edition │ Proficient in Switching Power Supply Design │ Vocational College Teaching Book Switching Power Supply Technology Application and Maintenance edited by Yang Yaping 2011 Edition │ Physics of Polymer Optical Switching Devices 2015│ Teacher Hu teaches you how to read power supply circuit diagram Hu Bin│ Soft switching technology of pulse width modulated DCDC full-bridge converter 2013 edition│ Spacecraft power supply system (USA) by Patel│ Power integrity modeling and design of chips and systems│ Computer Hardware Engineer Maintenance Skills Training Series Switching Power Supply Maintenance Skills Training (Yang Hui) │ Design Manual (all three volumes) Xi'an Xikai High Voltage Switch│ Super (Super) Critical Unit Automation Technology Series Switching Control System and Application 2013│ Super Digital Color TV Switching Power Supply Quick Repair Illustration 2012 Edition│ Communication Power Supply Liu Nanping, Ji Hong│ Scientific Management and Centralized Monitoring of Communication Power Supply Jia Jiwei│ Communication Power Equipment Usage and Maintenance Manual UPS and Inverter for Communication│ Communication Power Supply Integrated Circuit Manual│ Distribution network automation switching equipment │ Design, production, debugging and maintenance of integrated switching power supply │ Basics of switching power supply design from scratch 2013 edition │ Design and application of switching power supply from scratch 2014 edition │ Design improvement of switching power supply from scratch 2013 edition │ Application and maintenance of static uninterruptible power supply device │ Technical analysis of measures to prevent switching equipment accidents │ Practical technology for high and medium voltage switching equipment │ Fault diagnosis and treatment of high and low voltage switchgear │ Wang Ying of high power pulse power supply │ High power pulse power supply │ Design and calculation of high voltage SF6 switchgear │ High voltage switch technology manual volume 1 and 2 Xi'an High Voltage Switch Factory │ High voltage switch mechanism design │ High voltage switch cabinet - structure, calculation, operation, development │ General introduction to the design, installation, operation and maintenance of the secondary line of high voltage switch cabinet │ High voltage switch cabinet installation, commissioning, operation and maintenance manual │ High-voltage switchgear installation and maintenance in 2014│ Essentials of high-voltage switch field technology compiled by Li Hongren, 2015 edition│ Practical technology for high-voltage switchgear│ High-voltage switchgear maintenance technology in 2013│ High-voltage switchgear condition monitoring and diagnosis technology│ Practical technology for high-voltage switchgear production and operation│ High-voltage isolation switch design and modification - Yuanshun Cui Wenku (2007 edition)│ High-efficiency switching power supply design and production │ High-definition color TV switching power supply quick repair diagram 2012 edition │ Design of high-frequency switching power supply │ High-frequency switching inverter and its parallel connection technology HD editable text version │ High-frequency switching power supply new technology application │ High-frequency switching power supply design and application examples │ ├─5.4 Switching power supply video │ Judgment skills for 86 control valve air opening and air closing.mp4 │ How to connect one light and four controls? What's the trick? old electrician: Learn how to connect the intermediate switch with 100 controls.MP4 │ Trips as soon as power is supplied, circuit breaker and leakage breaker fail to close. It is just these two situations. Easy to check the fault (2).mp4 │ Electricians who do not know these 7 types of switches are not qualified home improvement electricians. Let’s take a look.mp4 │ Repair damaged socket cover.mp4 │ A good partner for home electricity use - Switch Chapter SD (270P).MP4 │ Construction site electricians want to read pictures. The meanings of various switch and socket symbols are the foundation that novice electricians must learn.mp4 │ Switch failure.mp4 │ What are the two holes of the air switch that many people don't know are used for? .mp4 │ Teach you how to use an air switch to connect wires correctly.mp4 │ On-site high-voltage switch cabinet operation.mp4 │ Basic knowledge of electricians Basic knowledge of switches Part 2.mp4 │ Electrician skills: The working principle of float level switch + water replenishment pump, the pump starts when the liquid level is low, and stops the pump when the liquid level is high.mp4 │ Electrician knowledge: NPN proximity switch working principle, usage method, wiring precautions.mp4 │ Electrician knowledge: How to control a socket with a five-hole switch, and how to connect a dual-control light. The first release on the entire network.mp4 │ Electrician knowledge: The air switch does not have L or N marks. Is it okay to leave fire on the left and zero on the right when wiring? .mp4 │ The old electrician reveals his secrets: What is the reason why the socket trips as soon as it is plugged in? The editor summarizes and analyzes it here.mp4 │ An old electrician teaches you electrical knowledge, whether the switch is on or off, and teaches you how to solve it.mp4 │ Learn electricity from scratch: Why can the air switch trip? It turns out there are so many principles here.mp4 │ Analysis of various faults of high-voltage switchgear, it may be useful for electricians to repair faults.mp4 │ What are the secondary faults of high-voltage switchgear, today the old electrician will teach you some basic knowledge.mp4 │ ├─5.4 Switching power supply paper │ │ - Novel soft-switching push-pull converter with feedback transformer │ │ - Design and implementation of a highly reliable emergency power supply for local mine ventilators │ │ Analysis of the opening and closing voltage during operation of the bypass isolation switch of the 1000kV series compensation device │ │ Design and simulation of the 100KHZ high-frequency inverter power supply │ │ Application test of the automatic switching device of the 110kV substation backup power supply │ │ Failure analysis of the 110kV switch protection device │ │ Implementation of non-stop modification of electric operating mechanism of 110kV isolation switch │ │ Analysis of reasons for switch tripping caused by 110V DC power interruption │ │ Analysis of structural design of 1140 mine explosion-proof plug-in feed switch │ │ Introduction to 126kV high-voltage switch electrical products │ │ Research and design of 12kV SF6 ring main unit load switch transfer current increase│ │ Performance optimization of 12kV single busbar center-mounted handcart type high-voltage switchgear│ │ 12/14 hybrid stator magnetic suspension switched reluctance motor flux characteristics and flux modeling research │ │ 16MnR pressure steel pipe pulse power supply argon-rich shielded welding │ │ 2002 Audi A8 cannot turn on the ignition switch again after stalling │ │ 2003 BMW 530i gear switch failure│ │ 2005 Bora clutch pedal switch failure│ │ 2006 Buick GL8: The remote control and door lock switch cannot lock the car │ │ The 2006 BMW 730Li trunk sometimes cannot be opened and closed │ │ The working principle of the 2007 Camry engine ECM power supply │ │ The 2009 New Regal keyless entry and starting system power mode failure │ │ The 2009 New Bora 1.6 ignition switch is damaged and the starter does not work │ │ The 2010 Shanghai GM LaCrosse electric windows and sunroof cannot be opened and closed│ │ The 2010 Touran alarms when the ignition switch is turned on and the horn is turned on │ │ The 2011 Audi A4L cannot turn on the ignition after the car is turned off│ │ The 2011 Magotan driver's side door trunk switch cannot open the trunk │ │ 2014 BMW 525Li The trunk cannot be automatically switched │ │ Switching operation of 220 kV busbar without bus tie switch │ │ Analysis of dangerous points of relay protection of 220kV BOT switch station │ │ Causes and preventive measures of transient overvoltage in 220kV GIS isolation switch operation │ │ 220kV GIS isolation switch motor failure cause analysis and treatment plan │ │ 220kV GW10/GW11 type isolating switch failure analysis and improvement measures │ │ Improvement of the operating handle of 220kV SPV 252 isolating switch │ │ 220kV main transformer SF6 switch explosion accident analysis │ │ 220kV inner bridge main wiring switch failure hazards and countermeasures │ │ Analysis of different periodic problems of the secondary auxiliary switch of split-phase circuit breakers of 220kV and above │ │ The impact of primary interference on the secondary control cables in the switchyard of 220kV and above substations │ │ Analysis and control measures of annual inspection danger points of the main transformer of the 220kV substation and its three-sided switches and reactors │ │ Analysis of the causes of malfunction of the intermediate relay of the 220kV switch │ │ Analysis of the functions of the 220kV switch station and stability in zoned operation │ │ 220kV Songbei Station AREVA isolating switch installation │ │ Typical dead zone protection analysis of bus couplers and sectional switches in the 220kV busbar protection system │ │ Analysis of the reasons for unsuccessful reclosing of the 220kV line protection action switch │ │ Detection and treatment of heating defects of the 220kV isolating switch │ │ Control of dangerous points in the replacement of 220kV isolating switch│ │ Improvement of the mechanical mis-locking prevention device of 220kV isolating switch│ │ Analysis of the electrical locking circuit of 220kV isolating switch│ │ Modification and upgrade of 220kV drum tap changer│ │ Research and application of 25kA Hall sensor in EAST longitudinal field power supply│ │ Some application experiences of 27.5kV electric power supply│ │ Design of 30kV DC high-voltage power supply standard device │ │ Development of new power electronic switch for 30kV damped AC oscillation wave test system │ │ Discussion on 3300V switch insulation monitoring design plan │ │ 35kV GW5 type isolation switch contact heating defect treatment │ │ 35kV KYN61-40.5 switch cabinet explosion accident analysis and treatment │ │ 35kV 48-level line-end voltage regulating combined on-load tap-changer │ │ 35kV trolley switch cabinet reconstruction and expansion construction impact and safety analysis │ │ 35kV switch cabinet partial discharge detection abnormality analysis and processing │ │ Application of 35kV switch cabinet partial discharge detection and positioning technology │ │ Design and development of simple electrical testing device for 35kV handcart switch line │ │ Design of intelligent monitoring system for 40.5kV double busbar switch cabinet │ │ Analysis and optimization design of 40.5kV switch cabinet wall bushing electric field │ │ Analysis and solutions to insulation defects of 40.5kV switch cabinet │ │ Design of 40.5kV wind power special high-voltage vacuum load isolation switch │ │ Defects and countermeasures of 400V drawer-type switch cabinet│ │ Research and application of 408UL power station maintenance technology│ │ 408UL power station software version upgrade fault analysis│ │ 41-station switch terminal progressive die design│ │ 500 kV bus tie switch non-full-phase protection accidental tripping accident analysis│ │ 500 Analysis of causes of kV line switch malfunction and pre-control measures │ │ Research on VFTO generated by 500kV GIS isolating switch operation │ │ Analysis of typical defects and treatment measures of the low-voltage side switch opening circuit of the main transformer of 500kV substation │ │ Calculation and selection of grounding knife gate of 500kV substation isolating switch │ │ 500kV switch failure start signal accident analysis and treatment countermeasures │ │ 500kV switch unprotected fault tripping search method and pre-control │ │ 500kV switch station bus differential protection start-up and commissioning calculation of closing current │ │ Analysis of 500kV switch false tripping event │ │ Analysis, verification and treatment of 500kV switch anti-trip circuit problems │ │ Analysis of non-synchronized closing accident of 500kV switch │ │ 500kV Xinyu Substation isolation switch operation abnormality analysis and anti-accident measures │ │ Application analysis of 500kV line protection "circuit breaker status switch" │ │ Research on power frequency resonant boost power supply for on-site verification of 550kV ultra-long distance GIS voltage transformer │ │ Design and application of type 550 DC wired partition switch │ │ Research on 600V GaN HEMT switch characteristics and packaging │ │ Development of 700VA pure sine wave output inverter power supply │ │ Effect of 7075 aluminum alloy micro-arc oxidation power supply waveform on membrane structure and performance │ │ Application of ABB REA arc protection system in medium and low voltage switch cabinets and busbars │ │ Improvement of ABB main transformer protection bypass switch outlet circuit │ │ Safety hazards of inconsistent three-phase ABB switch (ELK-SP3) mechanism │ │ Research on key technologies in the practical application of ADRPI soft switching inverter circuit │ │ Research on ARCPI auxiliary switch tube peak voltage suppression method │ │ Improved power supply at ARIES collection station │ │ Discussion on the reliability of the protection performance of BKDZ mine explosion-proof vacuum feed switch │ │ Design research on PCB wiring of Boost converter power switch │ │ Design of current detection circuit in Boost switching power supply │ │ Application of Buck DC/DC converter in satellite-based switching power supply │ │ Buck type switching power supply │ │ Application of CANBUS bus in combination switch and its monitoring system │ │ Introduction to CMB type on-load tap-changer│ │ CMD type on-load tap-changer│ │ Introduction to CMD type on-load tap-changer│ │ Research on characteristics of DP-MIG aluminum alloy welding power supply│ │ Application of DSP in power supply design│ │ Optimized design of DSZL series DC power supply│ │ DT2-550 tank type SF_6 Improvement of hydraulic mechanism oil pressure switch of circuit breaker │ │ Design of EAST fast control power supply monitoring system │ │ ECPT system soft switching control technology │ │ EDT high-frequency pulse power supply design and circuit analysis │ │ Application of EPS emergency power supply system in chemical enterprises │ │ Transformation of EPS emergency power supply device │ │ Application of EPS intelligent emergency power supply system │ │ Application of EWM power supply in automobile and motorcycle manufacturing │ │ Design of PLC control program for FANUC-0iTB CNC system CNC machine tool working status switch │ │ Application of FANUC backup power supply on spline shaft milling machine │ │ Implementation of user-defined soft operation switch function of FANUC system │ │ Research on FE50B domestic pulse power supply main vibration control board │ │ Application of FPGA in switching valve to realize oil cylinder position control │ │ GA 29-1992 Performance requirements and test methods of pressure switch for fire protection │ │ Photoconductivity characteristics of exciton effect of GaAs photoconductive switch │ │ Mechanism study of nonlinear locking effect of GaAs photoconductive switch │ │ Application of Genius Desktop in low-voltage switchgear busbar design │ │ Treatment and analysis of arcing fault caused by insufficient closing of GIS isolating switch │ │ Research on arc model modeling of GIS isolating switch and its impact on VFTO │ │ Analysis of causes of insufficient closing and opening of GW10-252 isolating switch and heating │ │ Analysis and treatment of heating defects of GW11-550DWI isolating switch │ │ Treatment of defects of GW11-550 high-voltage isolating switch │ │ Analysis and treatment of the failure of GW16A-252DW isolating switch │ │ Analysis and measures for GW4 isolating switch contact heating │ │ GW4G-40.5W isolating switch "five-proof" locking transformation │ │ GW4 and GW5 series isolating switch operating status and transformation │ │ Analysis and elimination of heating defects in the conductive parts of the GW4 type isolating switch│ │ Development and application of special tools for live cleaning contacts of the GW4 type isolating switch│ │ Analysis and solutions to the overheating problem of the GW4 type high-voltage isolating switch│ │ Improvement and transformation of the GW5A series high-voltage isolating switch│ │ Analysis and treatment of heating faults of the GW5 type isolating switch│ │ Analysis of the causes of burnout of the GW5 isolating switch and research on preventive and control measures │ │ GW5 isolating switch bird damage prevention solution │ │ Selection of porcelain insulators for the GW6 isolating switch │ │ Analysis of the causes of breakage of the pillar insulator of the GW7-220 isolating switch and preventive measures │ │ Application of IGBT power supply in the electroplating tin industry │ │ Waveform control of IGBT inverter arc welding power supply CO2 gas shielded welding spatter │ │ Control and implementation of low spatter in IGBT inverter arc welding power supply CO2 gas shielded welding │ │ Collection and analysis of dynamic parameters of CO2 welding short-circuit transition of IGBT inverter power supply │ │ Intersil's synchronous buck regulator provides point-of-load power conversion function for in-vehicle infotainment and advanced driving assistance system applications │ │ IR launches the highly integrated automotive AUIR331x series of smart power switches │ │ Working principle and improvement of IVECO Baodi automotive JK601 door combination switch │ │ Q switch Nd: Evaluation of the effect of local ice application before and during YAG laser treatment of skin pigmented lesions │ │ Application of SF6 switch room environmental intelligent monitoring system in Siyang Station of the South-to-North Water Diversion Project │ SF6 switch modification related issues and processing methods │ │ Analysis of SF6 gas insulated metal enclosed switchgear (GIS) air leakage causes and countermeasures │ │ Uncertainty assessment of test results of SF6 ring network switchgear closing in different periods │ │SF_6 Application of mixed gas in switchgear │ │ Working principle of SHAFER gas-liquid linkage valve remote control switch │ │ SHZV type on-load tap changer │ │ Design of SiC MOSFET switching characteristics and drive circuit │ │ Siemens low-voltage switch cabinet application manual │ │ Modeling and simulation of Simulink's SPWM inverter power supply │ │ SINAMICS Maintenance of S120 regulated power module │ │ Research and application of SM2 digital signature algorithm in power demarcation switch controller │ │ Failure analysis of four explosions in a switch cabinet │ │ Analysis of a two-position switch failure of a CINRAD/SA radar receiver │ │ Analysis and processing of the demagnetization switch's refusal to operate in a large interlocking test │ │ Analysis of a shutdown accident caused by an automatic air switch tripping │ │ FAW Toyota RAV4 power system circuit diagram │ │ FAW Volkswagen Magotan B7L ignition switch terminal voltage cannot be activated │ │ One-point grounding and four-pole switch │ │ A wireless parallel comprehensive control method for 400Hz inverter power supply │ │ Design and implementation of a 600V high-power switching power supply │ │ Analysis of a "stealing jump" during fast power cut in a 6kV incoming line switch plant │ │ Preparation and properties of a CO2 switch type viscoelastic reversible fluid │ │ Design of a KYN61-40.5 removable switch cabinet translation valve mechanism │ │ A three-phase four-switch active power filter SVPWM method │ │ An amplifier without a power transformer - Gaochun amplifier head │ │ Design of a low-power multi-functional switching current type FPAA │ │ A new method for reliability evaluation of low-voltage switch cabinets │ │ A design of a single-phase active PFC corrected arc welding power supply │ │ Implementation of a 24V DC power supply for a distributed control system │ │ A single-stage totem pole bridgeless AC LED drive power supply │ │ A switched capacitor AC/AC converter with a transformation ratio of 1/4 or 4 │ │ A variable frequency wide input switching power supply design │ │ A multi-channel high-voltage isolation drive power supply for solid-state switches │ │ A proximity switch based on InSb magnetoresistor │ │ A design study of a flyback switching power supply based on NCP1014 │ │ A multi-characteristic power supply implementation method for submerged arc automatic welding based on STM32 │ │ A single-phase to three-phase AC power supply device based on TCR │ │ A new soft-switching DC/DC phase-shifted full-bridge converter based on UC3879 │ │ A slope generation and summation circuit based on switched capacitors │ │ Development of a three-level DC/DC switching power supply based on soft switching │ │ Research and design of an AC speed control system inverter circuit based on soft switching technology │ │ A new phase-locked loop based on threshold switching and dual-loop control │ │ Design and research of a high-voltage low-current output regulated power supply │ │ A high-power IGBT soft-switching drive circuit │ │ Application research of a high-power LED lighting power supply │ │ Design of a practical X-ray tube filament power supply │ │ Design of a practical adjustable DC regulated power supply circuit │ │ A practical new flyback switching power supply │ │ A practical monolithic switching power supply design │ │ A practical high-voltage switching power supply sampling isolation feedback circuit │ │ Analysis of a phase-shifted full-bridge soft-switching converter with auxiliary bridge arm │ │ A minimum switching loss phase difference SVPWM modulation algorithm applied to high-power active inverter │ │ A single-phase APFC technology applied to aviation power supply │ │ An optimized design of switching converter using coupled integrated magnetic circuit │ │ Principle and experimental research of a switch-driven eddy current displacement sensor │ │ Design and implementation of an LDO for a microcomputer power supply │ │ Development of an engineered power supply for microsecond pulse electrolytic machining │ │ A precharged phase-controlled switch for switching capacitor banks │ │ A resonant pole soft-switching inverter with simple control │ │ An effective method to improve the power factor of a three-phase inverter welding power supply │ │ A control method to improve the operating characteristics of a switched capacitor converter │ │ Research on the application of an improved LLC circuit in AC power supply │ │ Development of a new low-voltage permanent magnet vacuum switch controller │ │ A new brake signal light switch structure │ │ A new power ultrasonic power supply │ │ Design, development and application of a new practical power supply detector │ │ Principle and research of a new switching power supply │ │ A new type of non-excitation voltage-regulating circular electric tap-changer│ │ Research on a new type of intelligent, high-reliability dual power supply local fan automatic transfer switch│ │ Development of a new on-load voltage regulating transfer switch│ │ A new electronic switch for motor vehicles has been successfully developed│ │ Research on a new type of on-load tap changer for power transformers│ │ A new composite power supply structure and power distribution strategy for electric vehicles│ │ A new type of electrical switch - mechatronic switch │ │ Research on a new type of CCMPFC soft switching technology │ │ A new type of five-phase hybrid stepper motor drive power supply │ │ Research on a new type of switching power supply parallel power supply technology │ │ A new type of motor speed control system - switched reluctance motor system │ │ A new phase-shifted full-bridge soft switching converter │ │ A new type of high-voltage explosion-proof switch comprehensive protector │ │ The design of a new DC power supply monitoring system │ │ A new soft-switching BUCK converter │ │ A new type of armored air-insulated metal-enclosed switch cabinet │ │ A new full-bridge soft-switching converter PWM implementation method │ │ The design of a novel switching power supply low standby loss control circuit │ │ A novel parallel resonant DC link soft-switching inverter │ │ A novel soft-switching single-phase inverter │ │ A new alternative to the non-excitation cage tap-changer │ │ A no-partial discharge non-excitation tap-changer │ │ An intelligent on-load tap-changer controller │ │ Research on an effective cooperation strategy for overcurrent protection of multiple sectional switches on 10kV overhead lines │ │ A new method for measuring the vacuum degree of vacuum switch interrupters │ │ A laser cutting machine drive power control system design │ │ A soft-switching full-bridge inverter technology for rotary steerable drilling tools │ │ A multiple soft-switching bidirectional DC/DC converter for electric vehicles │ │ An inductance calculation for a reactive on-load tap changer reactor │ │ The development of a capacitor circuit breaker and a three-station isolating switch device │ │ The development of a pulse excitation power supply for electromagnetic ultrasonic testing │ │ An integrated linkage tap changer for a salt bath furnace transformer │ │ Analysis and research on the working behavior of a centrifugal switch device │ │ Design of a programmable power factor adjustable switching power supply │ │ Research on a clamped soft-switching phase-shifted full-bridge circuit │ │ A coupled inductor high-gain switching DC/DC converter │ │ A self-sensing inductor synchronous switching energy harvesting circuit │ │ Design of an adaptive laser power supply │ │ Structural design and motion simulation of a travel switch triggering device │ │ An improvement of a resonant boost switched capacitor converter │ │ Development of an ultra-wideband MEMS switch │ │ Design of an ultra-wide input range switching power supply │ │ Design of a soft-switching high power factor DC power supply │ │ Design of an over-current protected DC regulated power supply │ │ A thyristor three-phase fully controlled rectifier bridge α angle controller adapted to power frequency changes │ │ A switching power supply design suitable for three-level inverters │ │ A design of a universal analog and switching signal acquisition board │ │ A quantitative power supply filter design method │ │ A brief analysis of a railway outdoor signal power supply panel power supply scheme │ │ A discussion and research on an air switch to prevent reverse charging of the secondary side of the voltage transformer │ │ An improvement plan to reduce the misoperation of 10kV handcart type switch cabinet│ │ A design of isolated 80kV high-power switching power supply│ │ Development of a live maintenance device for isolation switch contacts│ │ A high-voltage and high-current light-controlled solid electronic discharge switch│ │ Design of a high-voltage line non-contact self-drawing power supply│ │ Research on a high-efficiency soft-switching three-level inverter│ │ A high-sensitivity switching CMOS Hall magnetic field sensor │ │ Research on a high-precision multi-threshold vehicle entertainment system power supply detection circuit │ │ Diagnosis and treatment of oil leakage failure of a 110kV main transformer on-load tap changer │ │ Analysis of a 110kV transformer on-load tap changer failure cause │ │ Analysis of a 220 kV auxiliary bus sectional switch tripping accident │ Failure analysis of a 35kV switch cabinet explosion and fire│ │ Analysis of a 35kV switch lightning explosion accident│ │ Analysis of a 500kV line switch misoperation accident│ │ Analysis of a demagnetization switch failure of the excitation system of a 600MW unit│ │ Analysis of a switch override trip accident caused by temporary use of electricity│ │ Analysis of a main transformer tap changer explosion accident│ │ Analysis of the cause of a main transformer on-load tap-changer tripping due to heavy gas│ │ Analysis of a 500kV switch tripping caused by protection misoperation│ │ Analysis of a typical 35kV switchgear composite insulation breakdown accident and corrective measures│ │ Analysis of a step-up transformer and switchgear burnout accident│ │ Analysis of a transformer on-load switch tripping due to heavy gas action│ │ Analysis and treatment of a miniaturized switchgear explosion accident │ │ Analysis of hidden dangers in switchgear operation and improvement measures │ │ Analysis and treatment of the causes of a switchgear explosion accident │ │ Analysis of a malfunction of the main switch of the rectifier transformer │ │ Diagnosis and analysis of a non-excitation tap changer failure │ │ Analysis of a case of on-load switch failure │ │ Analysis of a burnout accident of the secondary line of an oil pump control switch│ │ Analysis of the cause of a 500kV switch false trip caused by induced voltage│ │ Thoughts on a 35kV switch cabinet internal discharge caused by a lightning strike│ │ Analysis of a desktop on-load tap changer failure│ │ Analysis and countermeasures of a mistransmission switch event│ │ Analysis of the cause of a switch cabinet fire in a power distribution room and corrective measures│ │ Case analysis of a defective isolating switch porcelain bottle │ │ Analysis of a switch cabinet accident caused by lightning strike and lightning protection measures │ │ Characteristics and transformation of the 220kVGIS switch station of Wanjiazhai Hydropower Station │ │ Demonstration research on the opening and closing scheme of the tailwater gate of the Three Gorges Dam Power Station │ │ Research on low switching loss modulation algorithm of three-level converter│ │ Application of three-phase PFC and soft switching technology in frequency converters │ │ Implementation of local modulation strategy of three-phase three-switch three-level AC-DC converter │ │ Research on partial active power factor correction circuit of three-phase three-switch │ │ Discussion on phase misalignment and phase failure protection scheme of three-phase AC power supply │ │ Switching loss suppression strategy of three-phase photovoltaic grid-connected inverter │ │ Three-phase four-switch PWM rectified high-power switching electroplating power supply│ │ Research on SVPWM modulation algorithm of three-phase four-switch parallel APF│ │ Fault-tolerant active power filter with three-phase four-switch structure│ │ Research on three-phase switched reluctance motor direct torque control system│ │ Application of three-phase power supply phase detection and phase sequence adaptation in PWM rectifier│ │ Moving contact mechanism of three-phase tube switch │ │ Mitsubishi M70 CNC system spindle external proximity switch orientation function │ │ Mitsubishi Outlander electronic control system initial chemistry * Program and gear switch adjustment method │ │ Accident analysis of rising limit switch failure │ │ Non-full-phase processing of switches in the 220kV zone closing process of Shanghai Power Grid │ │ Operation analysis of on-load tap changer of Shanghai Power Grid │ │ Selection of emergency lighting power supply for Shanghai Hongqiao Guest House │ │ Protection matching of transformer switches in Shanghai Rail Transit Line 9 substation │ │ Research on the speed regulation system of switched reluctance motors for lower transport belt conveyors │ │ Research on co-infiltration of tungsten and molybdenum ions with different power supplies at equal potentials │ │ Discussion on the unsuitable use of single-phase power supply to measure the no-load loss of three-phase wound core transformers │ │ Discussion on uninterruptible power supply supercapacitor charging control technology │ │ Research on permanent magnet linear switching flux motors under two driving modes │ │ Research on two-wire passive electronic pressure switch │ │ Analysis and transformation of two AC filter switch bursts in ±500kV converter stations │ │ Reflection on two main transformer tripping events caused by faults of live displays in switch cabinets │ │ Research on soft switching control strategy of two-way staggered parallel DC/DC converters │ │ Design of power-off reset temperature control switch for two outputs │ │ Design of dual-bus structure communication unit in medium-voltage switchgear online monitoring system │ │ Problems and improvement examples of medium-voltage switchgear insulation testing │ │ Economic evaluation of medium-voltage switch station investment │ │ Medium-voltage switchgear busbar design │ │ Comparative analysis of Sino-Japanese automotive combination switch standards │ │ Discussion on isolated grid operation of power stations upstream of the Yijiang River in China and Myanmar │ │ Intermediate frequency heating furnace power supply circuit design │ │ Two examples of typical troubleshooting of intermediate frequency power supply │ │ Solution to the interference of intermediate frequency power supply to the generator of welding engineering vehicles │ │ Common fault finding methods of intermediate frequency power supply │ │ Special troubleshooting of intermediate frequency power supply │ │ An example of special troubleshooting of intermediate frequency power supply │ │ Application of medium frequency brazing in high-voltage switch contact welding │ │ Working principle and fault diagnosis of Toyota 2007 CAMRY automobile power system │ │ Troubleshooting of Toyota Corolla engine ECM power circuit fault │ │ Installation and maintenance of Toyota automobile switch signals │ │ Toyota Reiz sedan 3GR-FE engine power supply system circuit and principle │ │ Optimized distribution network structure of branch box structure with switches for main and auxiliary lines │ │ Modulation technology of active electromagnetic bearing current mode switching power amplifier │ │ Example analysis of internal dislocation of main transformer tap changer │ │ Improper adjustment of main transformer tap changer causing heavy losses │ │ Analysis and countermeasures of abnormal oil level of main transformer on-load tap changer │ │ Improvement of main transformer on-load tap changer │ │ Application of the main power emergency master switch system in heavy-duty vehicles │ │ Microcomputer bus protection transformation of the 220kV switch station of Wuxi River Hydropower Plant │ │ Full-load verification of passenger car power distribution │ │ Also talk about the layout of fuses in the automotive power system │ │ Power supply analysis of the double jump switch operating circuit in the accident │ │ DSP control system of carbon dioxide welding inverter power supply │ │ Research on the control strategy of the bypass switch of the Yunguang project valve group│ │ Research on the emergency shutdown and bypass switch operation control strategy of the Yunguang UHV project│ │ Research on the microcomputer relay protection of the underground low-voltage switch│ │ Underground combined parallel current-sharing universal power supply│ │ Analysis and solutions to the reasons for switch power outage when the underground local ventilator is switched│ │ Research on the implementation method of underground switch pressure control │ │ Realization of underground transformer-free lighting power supply │ │ Design of new single-stage three-phase high-frequency isolated AC/DC converter for underground lighting power supply │ │ Research on low-voltage intelligent feed switch for underground mobile substation │ │ Analysis of limited dual power supply mode of AC variable frequency electric module drilling and workover machine │ │ Analysis and improvement of three-phase inconsistent protection action of AC filter switch │ │ Safe and energy-saving transformation of AC welding power supply │ │ Electromagnetic compatibility of AC regulated power supply │ │ Development trends of AC voltage regulation and regulated power supply │ │ Overview of live detection technology of AC metal-enclosed switchgear │ │ Application of staggered parallel Buck converter in power supply anti-disturbance technology │ │ Interleaved parallel magnetic integrated switched inductor bidirectional DC/DC converter │ │ Research on interleaved parallel magnetic integrated soft switching bidirectional DC/DC converter │ │ Combined machine tool drilling deep hole PLC control system using only one switch │ │ Re-understanding emergency power supply from "Safety" │ │ Talking about the safety protection of emergency power supply system of the Haihe Estuary Gate Project from the Japanese earthquake │ │ Design of parallel switching power supply system with arbitrary proportion splitting │ │ Discussion on isolated grid operation of power station in the upper reaches of the Irrawaddy River │ │ Research on optimizing the unity of single-phase SVPWM and carrier PWM in switching mode │ │ Potential dangers of shared power supply for servo valves │ │ Application of position switch in dual center frame action control │ │ Design of low-voltage 60V small switched reluctance motor controller │ │ Thermal design of low-voltage switch cabinet │ │ Development of low-voltage switch repeated tripping prevention and rapid identification of faulty cables │ │ Analysis of defects of low-voltage main switch undervoltage tripping device and improvement measures │ │ Implementation rules for compulsory certification of low-voltage complete switchgear │ │ Priori information compatibility inspection technology of low-voltage complete switchgear │ │ Analysis of requirements for low-voltage power supply automatic input device (to be continued) │ │ Analysis of requirements for low-voltage power supply automatic input device (continued) │ │ Analysis of flow capacity of low-voltage power supply arrester │ │ Design of intelligent integrated protector for low-voltage vacuum feed switch │ │ Reliability improvement of low-voltage terminal isolation switch │ │ Implementation of three-level synchronous symmetric SVPWM algorithm at low switching frequency │ │ Deadbeat vector control of permanent magnet synchronous motor at low switching frequency │ │ Asymmetric space vector pulse width modulation at low switching frequency │ │ Nonlinear robust control of synchronous motor at low switching frequency │ │ Design of low-temperature drift giant magnetoresistance magnetic switch │ │ Configuration of power sockets in residential electrical design │ │ Fault analysis of N pole burnout of four-pole switch in residential power distribution system │ │ Issues that should be paid attention to when using vacuum switch │ │ Installation of power relay for Iveco Turin V car │ │ Development and application of portable switch train mobile car arrester │ │ Design and research of portable lithium-ion powered mobile power supply system │ │ Discussion on optimization of signal power input indicators │ │ Application of current-doubling rectification in low-voltage and high-current switching power supplies │ │ Setting of the downward limit switch during reverse braking and downward operation │ │ The influence of polarization mismatch on nonlinear fiber ring mirror microwave photonic switch │ │ Research on the suppression of DS parasitic oscillation of the charger power switch tube │ │ Discussion on the use of photovoltaic power generation system as emergency power supply │ │ Predictive optimal switching sequence control method for photovoltaic grid-connected inverter │ │ Research on piecewise polynomial fitting algorithm in photovoltaic analog power supply │ │ Installation and application of Kleene switch │ │ Installation process of fully enclosed gas insulated switch cabinet │ │ The wiper of the new Passat will automatically work once after turning on the ignition switch │ │ Research on full-bridge current-doubling synchronous rectification soft-switching converter │ │ Digital control scheme of full-bridge phase-shifted PWM switching power supply │ │ Improved research and application of full-bridge phase-shifted high-frequency soft switching │ │ Control and protection switch design for full-range current testing │ │ Bus main power supply harness protection device circuit │ │ Modular design of bus door switch │ │ Discussion on UPS power supply dual busbar scheme │ │ Discussion on the addition of current-limiting resistor in semi-automatic blocking transmission power supply │ │ Discussion on the implementation of engine solenoid valve type bleed switch technology │ │ Analysis and solutions on the five-proof locking of switch cabinets │ │ Discussion on the bus tie switch of the coal mine underground substation │ │ Discussion on the remote on/off scheme of station equipment in the automatic fare collection system │ │ Research on the power supply transformation of the RTU valve chamber of the West-East Gas Pipeline │ │ Discussion on the current technical conditions of railway signal power supply panels │ │ Design of power box with AC220V conversion and 24V battery charging and supply │ │ Automatic input method of factory power backup power with priority and coordination with primary power supply │ │ Tubular switch with outer closed inner circulation structure │ │ Equivalent SVPWM control method of four-switch grid-connected inverter with voltage compensation │ │ GaN power switching device with reverse conduction capability │ │ Application of redundant parallel switch in Inner Mongolia power information network system │ │ Application of redundant power supply technology in acrylic spinning electrical control system │ │ Metallurgical converter electrostatic precipitator high-voltage power supply system │ │ Several AC stabilized power supply main circuit topologies │ │ Research on optimal combination of distributed power supply and active power filter │ │ Application of distributed power in humanoid robot control system │ │ Impact of distributed power on three-stage current protection of distribution network │ │ Impact of distributed power on power supply reliability of distribution network │ │ Impact of distributed power on relay protection of distribution network │ │ Analysis of impact of distributed power on relay protection of distribution network │ │ Analysis of impact of distributed power on distance protection of distribution network │ │ Research on the influence of distributed power sources on static voltage stability of distribution network │ │ Calculation of grid-connected power flow of distributed power sources │ │ New method of location and capacity determination of distributed power sources │ │ Selection and verification of tap changer pressure relief device │ │ Analysis of common faults of tap changer │ │ Development of tap changer technology and the evolution of IEC standards │ │ Comparison of tap switch vibration signal EMD entropy and wavelet entropy │ │ Selection and verification of gas relay in tap changer oil chamber │ │ Selection of tap changer (8) │ │ Selection of tap changer │ │ Selection of tap changer (Issue 10, 2006) │ │ Selection of tap changer (Issue 12, 2006) │ │ Selection of tap changer (Issue 6, 2006) │ │ Selection of tap changer (Issue 7, 2006) │ │ Selection of tap changer (Issue 8, 2006) │ │ Selection of tap changer (9) │ │ Tap changer insulation fault and its diagnosis│ │ Discussion on oscillographic detection of tap changer contact change program│ │ Time-division multiplexing control multiple output switching power supply│ │ Segmented switched capacitor-BOOST converter │ │ Application of demarcated load switch on 10kV overhead lines │ │ Analysis and treatment of paper cutter PLC power supply failure │ │ Brief discussion on the application of liquid level switch in coastal crude oil storage tanks │ │ Marx-type pulse generator using BJT switch │ │ Utilizing UPS power supply to realize accidental oil supply of the unit │ │ A 220V AC power supply is designed using the residual voltage winding wiring principle │ │ Using hybrid intelligent algorithms to solve the reactive power planning problem of distribution networks with distributed power supplies │ │ Method of monitoring conveyor belt slippage using electromagnetic induction limit switches │ │ Introduction to Buick Hideo Power Management System │ │ Research on the switching characteristics of power diodes in large-capacity inverters │ │ Failure analysis caused by switching power supply of machining center │ │ Selection of power circuit protection switch │ │ Research on soft switching technology of high-frequency charger of EMU │ │ Analysis of generator loss of excitation fault caused by false tripping of excitation DC switch │ │ Hybrid modeling and control research of boost DC-DC switching converter │ │ Discussion on regular self-turning test cycle of oil-immersed main transformer cooling device power supply of unit unit │ │ Research on soft switching of single primary winding dual input Cuk full-bridge converter │ │ Research on spot welding process characteristics of unidirectional AC power supply and medium frequency inverter DC power supply │ │ Research and experiments on single-switch high-gain hybrid DC converter │ │ Analysis and maintenance measures of unipolar resistance spot welding robot welding power supply │ │ Electrical switching characteristics of a single CuTCNQ nanowire │ │ Alternating arc characteristics of single power supply three-wire MIG welding │ │ Design and practice of single power supply signal conversion circuit │ │ Research on the application of single power supply double wire submerged arc automatic welding in pressure vessel welding │ │ Single power supply double filament submerged arc welding plate deformation test research and analysis │ │ Characteristics analysis and comparison of single power supply absolute value circuit │ │ Single-ended flyback switching power supply main circuit design │ │ Mathematical model of radial force of single-winding magnetically suspended switched reluctance motor │ │ Design of single-pulse EDM power supply │ │ Solution for arc extinguishing of booster transformer tap changer on Nanqiao Line │ Exploration and practice of piezoelectric control switch dispensing technology to improve water injection effect. │ │ Application of piezoelectric control switch water blockage detection technology in low-efficiency water production wells │ │ Key technologies and development trends of piezoelectric power supply │ │ Transformation of press car system opening signal switch │ │ Design of high-frequency and high-voltage pulse power supply controller for crude oil electrodehydration │ │ Design of on-board power supply system for vans │ │ Research on the application of parametric design in GIS switch equipment │ │ Improvement and design of forklift direction switch│ │ Design of forklift remote and short-range mutual control power supply main switch│ │ Research on digital control of bidirectional switch-type PFC converter│ │ Research on double-switch T-type parallel resonant inverter topology│ │ Simulation analysis of dual power supply fast switching event process│ │ Relay protection settings and cooperation of dual power supply system│ │ Development of the intermediate transformer for dual power supply test│ │ Dual single-stage PFC soft-switching converter│ │ Parameter optimization design of the dual-zero soft-switching inverter main circuit│ │ Application of dual-fan "double three-specialized" power supply in the excavation working face│ │ Application of dual-fan and dual-power mutual switching in Ying mine│ │ Application of dual-fan dual power supply technology in coal mine underground│ │ Design research of flyback switching power supply transformer │ │ Engine ECU power supply system circuit design │ │ Power plant UPS power supply parallel redundancy scheme and engineering practice │ │ Analysis of electronic switching harmonic sources in power plant power system │ │ Power plant DC air switch and fuse rated current verification analysis │ │ Generator closing operation switch special fault handling │ │ The power used by the generator set is a backup power supply for each other│ │ The experience of canceling the non-excitation voltage regulating switch of the high-voltage working transformer of the thermal power plant │ │ The impact of transformer tap changer ablation on winding deformation testing and simulation research │ │ Fault analysis of transformer tap changer │ │ Analysis of switch tripping failure caused by hidden dangers in transformer manufacturing quality │ │ Faults caused by non-excitation tap changer of transformer and their treatment process │ │ Analysis of troubleshooting of non-excitation tap changer of transformer │ │ Engineering design of main parameters of oil purification device of transformer on-load tap changer │ │ Research on switching waveform of on-load tap changer of transformer │ │ Installation of online oil purification device of transformer on-load tap changer │ │ Transformer on-load tap changer action characteristics AC test device │ │ Transformer on-load tap changer action characteristic test and typical fault analysis │ │ Application and operation maintenance of the transformer on-load tap changer online oil filter device │ │ Field application of the transformer on-load tap changer online oil filter device │ │ Application analysis of the transformer on-load tap changer online oil filter device │ │ Application of live oil filtering device for transformer on-load tap changer │ │ Analysis and treatment of abnormality of transformer on-load tap changer │ │ Design and development of vibration test system for transformer on-load tap changer │ │ Analysis and maintenance of transformer on-load tap changer fault │ │ Analysis and treatment of transformer on-load tap changer fault │ │ Analysis of transformer on-load tap changer oil circuit fault│ │ Identification and on-site treatment of transformer on-load tap changer leakage│ │ On-site treatment of transformer on-load tap changer motor mechanism fault│ │ Transformer on-load tap changer transition waveform analysis│ │ Research and application of AC test technology for transformer on-load tap changer action characteristics│ │ Analysis of AC and DC test waveforms of transformer on-load voltage regulating switch│ │ Analysis of the reasons for insulation degradation of transformer on-load voltage regulating switch│ │ Treatment of excessive winding DC resistance caused by polarity switch of transformer│ │ Development trend in transformer material design and tap changer configuration│ │ Substation AC power system fault analysis and countermeasures│ │ Discussion on the factors that prevent the 10kV switch from operating in the substation │ │ Research on the intelligent transformation of the 10kV switch cabinet in the substation │ │ Analysis and treatment of the reasons for the reduction of busbar insulation in the 10kV switch cabinet in the substation │ │ Bird-proof modification of the substation GW5 and GW22 isolation switch bracket mechanism │ │ Improvement of the operating sequence of the isolation switches on both sides of the main transformer circuit breaker in the substation │ │ Design and application of AC and DC integrated power supply system in substation │ │ Research and analysis of instantaneous electromagnetic interference during substation switch operation │ │ Research on transient electromagnetic environment of substation switch operation │ │ Lightning protection of substation switch break and selection of arrester │ │ Analysis of issues related to substation operating power supply │ │ Discussion of grounding electrode resistance of substation power supply system │ │ Discussion on the operation and maintenance of DC power supply in substations│ │ High-reliability charging power modules for substation DC systems│ │ Common faults and preventive measures of substation isolation switches│ │ Modeling and simulation research on electrical fast transient pulse group interference in substation high-voltage switch operation│ │ Analysis of the cause of gearbox neutral switch failure│ │ Analysis of economic operation mode of dual power supply in substation and distribution station│ │ Design of variable frequency constant current stabilized voltage positive and negative asymmetric micro-arc oxidation power supply control system │ │ Application of variable frequency speed regulation mechanism and uninterruptible power supply in quenching operation │ │ Discussion on the renovation plan of the 110kV switch station of Gutianxi Level 1 Hydropower Station │ │ Development and application of repeatedly switching sliding sleeve segmented fracturing tools │ │ Design of programmable controllers in high-voltage switches │ │ Design of adjustable sinusoidal ultrasonic power supply │ │ Reasonable selection and use of automatic transfer switching equipment ATSE │ │ Specific application of synchronization function in 220kV line switch │ │ Research on fault location strategy of distribution network containing photovoltaic power supply │ │ Estimation of voltage sag state in distribution network with distributed power supply │ │ Research on voltage drop positioning of power grid with distributed power supply │ │ Double-layer planning model of active distribution network with distributed power supply │ │ Dynamic probabilistic power flow calculation of regional power grid with distributed power supply │ │ Island division strategy of smart distribution network with distributed power supply │ │ Research on reliability assessment method of distribution network with distributed power supply │ │ Fixed cost allocation of distribution network with distributed power supply │ │ Relay protection scheme of distribution network with distributed power supply │ │ Research on the static voltage stability judgment method of distribution network containing distributed power supply │ │ Design and optimization of communication power supply system of Harbin-Dalian Railway Passenger Dedicated Line │ │ Introduction and trend analysis of commercial vehicle combination switch │ │ Operation status of high-voltage isolation switch of Sichuan Power Grid 110kV and above │ │ DC bus capacitor voltage balance control of four-switch inverter │ │ Research on direct torque control method of four-phase switched reluctance motor │ │ Research on four-quadrant soft switching suspension chopper │ │ Technical analysis of 35kV switchgear accidents caused by moisture │ │ Analysis of problems and improvement plans in the transformation of fixed high-voltage switchgear │ │ Feasibility analysis of using grounding isolation switch for grounding protection in DC 1500 V contact rail system │ │ An attempt to use a forklift in the substation isolating switch replacement project │ │ Characterization of the filtration efficiency of online filter switch oil │ │ Problems and solutions brought to the power system by the connection of local small power sources to the grid │ │ Ground potential single static direct connection method to deal with heat generated by the 220kV outlet isolating switch in the substation │ │ On-site application of the ground wave method in partial discharge detection of switch cabinets │ │ Troubleshooting of subway 1500V DC switch tripping │ │ Design of subway train traction converter IGBT drive power supply │ │ New scheme design of subway train auxiliary power system │ │ Integration analysis of uninterruptible power supply for subway weak current system │ │ Research on comprehensive power supply monitoring system of subway traction substation │ │ Treatment of failure of high voltage DC switch in subway traction substation to close│ │ Temperature rise calibration method for thermal overload protection of subway DC switchgear │ │ Analysis of discharge and ignition phenomenon in isolating switch mechanism box in subway depot operation │ │ Analysis of typical fault causes of poor uninterruptible power supply wiring in subway communication systems │ │ Feasibility analysis of resource sharing for urban rail transit AC and DC integrated power supply complete sets │ │ Research on configuration scheme of urban rail transit signal power supply system │ │ Discussion on power supply construction and operation management issues of urban rail transit weak current system │ │ Exploration of localization of urban rail transit DC switchgear │ │ Feasibility analysis of uninterruptible power supply integration at urban rail transit stations │ │ Research on energy storage device and auxiliary power supply control of urban rail transit vehicle braking energy recovery system │ │ Analysis and improvement design of centralized switch door control of urban rail transit vehicles │ │ Improved design of double-impeller energy-saving cooling device for urban rail auxiliary power supply cabinet system │ │ Secondary development of composite power supply for hybrid vehicles based on ADVISOR │ │ Simulation of super magnetostrictive high-speed response electromagnetic switch valve based on AMEsim │ │ High-speed electromagnetic switch valve cylinder position control based on AMESim │ │ 10kV switch cabinet insulation transformation based on ANSYS simulation │ │ Design of flyback switching power supply based on AP8203 │ │ Research on typical excitation waveform generation method of switching converter based on ArbExpress software │ │ Design of underground smart feed switch protector based on ARM7 core │ │ Design of coal mine feed switch protection device based on ARM processor │ │ Development of mine feed switch protection device based on ARM processor │ │ Design of intelligent control device for power switch cabinet based on ARM microprocessor │ │ Inductive ultrasonic power supply based on ARM │ │ Dual infrared laser beam switch based on AT89 S51 to realize intelligent lighting control │ │ Design of low-power frequency modulation and voltage regulation power supply based on AT89C51 │ │ Design of single-phase sine wave inverter power supply based on C8051F410 │ │ Injection mold design of automobile right front switch control panel based on CAD/CAE │ │ Intelligent remote temperature switch design based on CAN bus │ │ Research and implementation of contactless car light switch control system based on CAN │ │ Design and simulation of switch-type fuzzy PID controller based on CMAC │ │ Development of multi-functional micro electrical machining power supply based on CPLD │ │ Research on pulse power supply for titanium alloy EDM based on CPLD │ │ Reference current calculation method for underground switching compensation equipment based on CPT theory │ │ Research on switched reluctance position sensor based on D-FNN │ │ Research on new soft switching power supply based on DBD type ozone generator │ │ Development of digital inverter welding power supply based on DSC │ │ Design of 2kW photovoltaic power supply for communication base station based on DSP28035 │ │ Development of wire EDM pulse power supply based on dsPIC microcontroller │ │ Design of full-bridge phase-shifted coal mine soft switching power supply based on DSP │ │ Research based on DSP bidirectional switching bridgeless PFC converter │ │ Design of coupled high-frequency pulse power supply system based on DSP and CPLD │ │ Research on switched reluctance motor based on DSP and PLC │ │ Design of low-voltage and high-current switching power supply based on DSP control│ │ Design of digital switching power supply based on DSP control│ │ Research on BoostPFC soft-switching converter based on DSP│ │ Three-phase piezoelectric pump driving power supply based on DSP│ │ Research on single-phase inverter power supply intelligent control system based on DSP│ │ Research on programmable AC power supply based on DSP│ │ Design of digital control system for switched reluctance motors based on DSP │ │ Research on digital intermediate frequency power supply based on DSP │ │ Design of optimal digital voltage regulator for power supply vehicle based on DSP │ │ Design of high-voltage pulse power supply for electrostatic precipitator based on DSP │ │ Research on control system of mobile power supply vehicle based on DSP │ │ Design and implementation of precision steady-current power supply based on DSP │ │ DSP-based ultrasonic power supply hardware circuit design │ │ DSP-based inverter power supply digital control circuit design │ │ DSP-based high-precision gyro power supply design │ │ DSP-based research on high-speed switch valve controlled hydraulic servo system │ │ DSP-based research on high-frequency inverter resistance spot welding power supply │ │ DSP-based high-frequency high-energy pulse electrolysis power supply design │ │ Fault diagnosis of loose contacts of on-load tap changer based on EEMD │ │ Research on programmable power supply based on EtherCAT bus │ │ Design of serial port recorder without external power supply based on FatFS │ │ Research on photovoltaic power generation MPPT based on FB-PS-PWM soft switching technology │ │ Optimization analysis of high-frequency power supply radiator based on Flow Simulation │ │ Research on two-dimensional fuzzy PID switching power supply controller based on FPGA│ │ Research on fuzzy sliding mode controller of switching power supply based on FPGA│ │ Research on digital power controller based on FPGA│ │ Design of welding power supply control system based on FPGA│ │ Research on given current waveform of welding power supply based on FPGA│ │ Research on full digital phase-locked loop of automatic mode control induction heating power supply based on FPGA│ │ Research on frequency tracking of ultrasonic welding power supply based on FPGA │ │ Design of automatic ultrasonic power frequency tracking system based on FPGA │ │ Characteristics analysis of hydraulic high-speed switching valve based on GMA │ │ Design of control switch based on GPIB communication │ │ Design of remote switch control device based on GSM │ │ Development of complete switch status monitoring system for distribution network based on IEC61850 │ │ High-voltage high-performance switch based on IGBT series technology │ │ Loss analysis of switch module in STATCOM based on IGBT loss model │ │ Simulation research of short-circuit test switch based on IGBT │ │ Application research of virtual assembly based on Inventor in high-voltage isolation switch equipment │ │ TIG inverter power control system based on LabVIEW and Devicenet bus │ │ Design of power supply test platform based on LabVIEW │ │ Design and implementation of power supply monitoring platform based on LabVIEW │ │ Vibration characteristics test system of transformer on-load tap changer based on LabVIEW/CompactRIO │ │ Optimized configuration of distribution network switches based on LCC and improved BDE method │ │ LDO-based automotive 24V system power supply design │ │ Vehicle-mounted power monitoring system based on LPC2294 │ │ Dynamic analysis of folding-arm high-voltage isolation switch mechanism based on MATLAB│ │ Switched reluctance motor control strategy simulation based on MATLAB/Si mulink│ │ Positive and negative power supply design based on MAX232│ │ Switching regulated power supply design and peripheral device parameter calculation based on MC34063A│ │ Research on high boost ratio monolithic switching power supply design based on MC34063│ │ Design and production of low-g value micro-inertia switch based on MEMS technology │ │ Design of electrical fire-proof current-limiting protector based on MOSFET switching characteristics │ │ Design research of phase-shifted full-bridge soft switching converter based on Motorola DSP control │ │ MPI-based power converter lower cover injection mold design │ │ Improvement of high-power ultrasonic processing power supply based on Multisim │ │ Design and simulation of parallel linear regulated power supply based on Multisim │ │ Simulation of flyback switching power supply based on MULTISIM │ │ Main circuit simulation of inverter arc welding power supply based on Multisim │ │ Simulation analysis of DC regulated power supply based on Multisim │ │ Directional simulation research of transformer partial discharge source based on MVDR focused beam formation │ │ Design and application of intelligent measurement and control device for switch cabinet based on NC9S08AW32 chip │ │ Platform design of intelligent switch cabinet monitoring and diagnosis system based on PHM technology │ │ Design of reciprocating wire EDM wire cutting machining power supply based on PIC microcontroller │ │ Design of smart switch based on PLC low-voltage dual power supply │ │ Research on C-GIS three-station switch control scheme based on PLC and sensor technology │ │ Design of CNC fixture pressure control system based on PLC and high-speed switching solenoid valve │ │ Design of power supply automatic switching system for substation based on PLC │ │ Design of switching power supply housing production line control system based on PLC │ │ Design of uninterruptible power supply for coal mine ventilator based on PLC │ │ Design of high-voltage explosion-proof feed combination switch based on PLC │ │ One-mold multi-cavity electrical switch back cover mold design based on PRO/E│ │ Switch box mold design and flow analysis based on Pro/E│ │ Power button injection mold design based on Pro/E│ │ Notebook power display light slide key injection mold design based on Pro/E│ │ High-voltage switch opening-closing motion simulation analysis based on Pro/E│ │ Development of 150kW transmitter anode high-voltage DC power supply for EAST device based on PSM technology │ │ Reliability design of switching excitation system based on PSVR 100 regulator │ │ Research on flow characteristics of switching solenoid valve based on PWM technology │ │ Research and simulation of dynamic characteristics of ESP high-speed switching valve based on PWM control │ │ Simulation analysis of dynamic characteristics of high-speed switching solenoid ball valve based on PWM control │ │ Switched reluctance motor drive system based on PWM rectifier │ │ Development of high-power ultrasonic power supply based on PWM phase-shifting series resonance │ │ Based on P * Design of bus power module automatic test system │ │ Design of HT-7 Tokamak DNB power control system based on QNX and PLC │ │ High-speed electromagnetic switch valve model identification based on RBF network │ │ Combined switch protection measurement and control system based on RS485 bus │ │ Half-bridge series induction heating power supply based on SG3525 frequency modulation control │ │ Simulation research on dynamic characteristics of pneumatic switching solenoid valve based on Simulation Design and verification of switched reluctance motor protection algorithm based on STM32 │ │ New SPWM inverter power supply based on STM32 │ │ Development of ultrasonic power supply based on STM32 │ │ Simulation study of energy feedback system of switched reluctance motor based on SVPWM control │ │ Precision drive power supply design based on TEC │ │ Research on partial discharge detection and positioning of switchgear based on TEV and ultrasonic waves │ │ Research on partial discharge positioning method of high-voltage switchgear based on TEV sensor and TOA algorithm │ │ Design of high-precision magnet power supply system based on TMS320F2812 │ │ Design of EPS power supply system based on TMS320LF2407 │ │ Design of flyback multi-channel switching power supply based on TOP245Y chip │ │ Design of single-ended flyback switching power supply based on TOP249Y │ │ Design of high-power switching power supply based on UC3907 and SG3525A │ │ Injection mold design of refrigerator knob switch based on UG │ │ Design of online monitoring terminal for switch cabinet temperature based on Zig Bee technology │ │ Design of high-voltage switch cabinet wireless monitoring system based on ZigBee and GPRS │ │ Design of intelligent dimmer switch based on ZigBee technology │ │ Switch cabinet temperature monitoring system based on ZigBee wireless technology │ │ Application and design of intelligent switch control system based on ZigBee │ │ Design of high-voltage switch SF6 gas leakage monitoring system based on ZigBee │ │ Design of high-voltage switch cabinet temperature monitoring system based on ZigBee │ │ Design of 30KW high-power switching power supply based on ZVS soft switching technology │ │ Array quantum cascade laser driving power supply based on "time division multiplexing" technology │ │ High power factor soft switching power supply based on three-phase double-switch PFC circuit │ │ Online calculation of optimal PWM switching angle based on main circuit cascade │ │ Research on power control technology based on passenger information system display terminal │ │ Micro-arc oxidation switching power supply based on artificial intelligence control │ │ Switched reluctance motor speed regulation system based on optimization algorithm │ │ Research on pulsed xenon lamp power supply based on pseudo-spark switch control │ │ Research on in-vivo micro-actuator and micro-power supply based on extracorporeal ultrasonic power supply │ │ New switching current circuit fault diagnosis method based on information entropy and Haar wavelet transform │ │ Three-phase rectifier fault-tolerant control based on modified switching mode │ │ Research and design of multi-channel output power supply based on advanced technology │ │ Power supply for transmission line status monitoring device based on photovoltaic and supercapacitor│ │ Detection of position and speed of switched reluctance motor based on grating encoder│ │ Research and implementation of 400Hz intermediate frequency power supply based on eight-layer inverter│ │ Location and capacity determination of distributed power supply based on interior point method│ │ Research on high-frequency dust removal power supply control method based on fractional-order PID│ │ Lithium-ion battery pack balanced charging power supply based on time-sharing multiplexing technology │ │ Design based on multiple wireless modes of data exchange between demarcation switch controllers │ │ PWM rectifier direct power control system based on dynamic sector dual switch table │ │ Distribution network reliability assessment based on regional fault tree switch merger │ │ Intelligent reactive power compensation device based on a single three-pole synchronous switch │ │ High power factor soft switching power supply based on single cycle control │ │ Development of small EDM pulse power supply based on microcontroller control│ │ Research and design of switching power supply based on microcontroller control│ │ Precision AC stepper power supply based on microcontroller control│ │ Research and design of three-phase automatic switching test system based on microcontroller│ │ Design of magnetron sputtering regulated switching power supply based on microcontroller│ │ Design of infrared remote control timing switching device based on single-chip microcomputer │ │ Design of solid-state switch control system based on dual DSP hardware architecture │ │ Implementation of APFC soft switching based on dual inductors │ │ Quasi-switching boost inverter photovoltaic grid connection strategy based on feedback linearization robust control μ method │ │ Analysis of interference signal of high-voltage switchgear of hydropower station based on earthquake assessment test │ │ Based on ground DC 75V power supply realizes HXD locomotive pulling power supply device │ │ Research on paper-based microfluidic switch based on surface acoustic wave technology │ │ Design of different load control parameters based on composite switch switching │ │ Electric vehicle regenerative braking system based on composite power supply constant current control │ │ Design of spherical tank SIS safety instrument system based on externally attached liquid level switch │ │ Numerical calculation of outdoor GIS isolation switch temperature rise and analysis of influencing factors based on multi-field coupling │ │ Distributed power supply configuration based on multi-objective coordinated interior point method │ │ Distributed power source site selection and capacity determination based on multiple herd immunity algorithms │ │ Urban rail train traction motor power supply fault detection based on wavelet analysis │ │ Switching current circuit fault diagnosis based on wavelet transform and ICA feature extraction │ │ Switch equipment remote monitoring system based on embedded web server │ │ Mobile low-voltage switch connection device based on emergency power generation vehicle │ │ Harmonic analysis of new converter transformer based on switching function method │ │ Photovoltaic grid-connected power generation modeling and simulation based on switching function │ │ Improved SVPWM control of PWM converter based on switching cycle average model │ │ Design of inductive displacement sensor based on switching measurement │ │ Design of hydrological telemetry station power supply system based on switched capacitor converter │ │ Design and testing of capacitive sensor interface circuit based on switched capacitor │ │ Enhanced Z-source three-level inverter based on switched inductor │ │ Design and implementation of EMI filter based on switching power supply │ │ Development of LED driver based on switching power supply chip MC33167 │ │ Measurement of magnetic ring inductance value based on switching circuit │ │ Design of parallel system based on switching regulated power supply and switching steady current power supply │ │ Research on reactive power compensation control strategy of Kaibei transformer power supply system based on open-loop control │ │ Acceleration threshold detection system based on micro inertial electrical switch │ │ Energy-saving fault current limiter based on fast switching │ │ Research on 12-segment DTC system based on constant switching frequency │ │ Research on soft-switching high-voltage DC power supply based on constant current source charging │ │ Distribution switch mechanical status diagnosis system based on vibration signal analysis │ │ Research on deviation of current switching function analysis based on commutation process linearization │ │ Design of position identification and positioning control of bridge cloth machine based on proximity switch │ │ Inverter power supply fault diagnosis based on support vector machine │ │ Reconstruction of distribution network with distributed power sources based on improved harmonic search algorithm │ │ Research on position-less detection of switched reluctance motor based on improved flux linkage method │ │ Optimal configuration of distributed power sources based on improved adaptive genetic algorithm │ │ Development of transformer tap changer monitoring system based on data acquisition card │ │ Research on DPC based on new switch table in three-phase photovoltaic grid connection │ │ Three-phase PWM rectifier DPC system based on new switching vector table │ │ Speed control of switched reluctance motor based on rotating coordinates │ │ Research and application of SF6 gas demarcation load switch based on rotating arc extinguishing │ │ LED drive power supply design based on non-optocoupler flyback converter │ │ Application of thermal defect detection system based on wireless temperature measurement in 35kV switch cabinet │ │ Transformer excitation inrush current suppression method based on thyristor switch │ │ New model of Guangzhou 10kV overhead feeder automation based on smart switch │ │ Direct torque control of switched reluctance motor based on intelligent integral fuzzy control │ │ High-voltage switchgear hidden danger early warning and fault diagnosis method based on intelligent video analysis technology │ │ Optimization design of high-voltage switchgear electric field based on finite element method │ │ Reconstruction of distribution network with distributed power supplies based on weed algorithm │ │ Research on ultrasonic power supply based on loosely coupled resolver leakage inductance │ │ A retarder switch developed based on a certain car model │ │ Micro power management system based on standard CMOS process solar cells │ │ Mobile power supply safety design based on standard compliance │ │ Magnetorheological damper control based on fuzzy PID switch controller │ │ Instantaneous power control strategy of rectifier based on fuzzy switch table │ │ Design and research of adjustable DC switching power supply based on fuzzy control │ │ Research on synchronous motor excitation power supply based on fuzzy control │ │ Research on power distribution strategy of pure electric vehicle composite power supply based on fuzzy control │ │ Research on medium frequency induction heating power supply based on fuzzy neural network │ │ Design of reactive power compensation device based on permanent magnet vacuum switch │ │ Power supply processing and design based on automobile driving recorder monitoring system │ │ Innovative research on diagnosis method of transformer on-load switch oil leakage defect based on oil chromatography analysis │ │ Research on pulse power supply for sewage treatment based on streamer discharge control │ │ Modeling of switched reluctance motor based on chaotic time sequence support vector machine │ │ Design of LED pulse driving power supply based on temperature sensor control │ │ Research on inverter power supply system based on sliding mode control │ │ Development of 10kV intelligent switchgear based on condition maintenance│ │ New user-side hybrid reactive power compensation technology based on power electronic switches│ │ Research on anti-override tripping overcurrent protection system based on two-way communication between power monitoring substations and high-explosive switches│ │ Open laboratory power control system based on power line carrier│ │ Research on power supply optimization method based on power demand side management│ │ Non-position sensing technology of switched reluctance motor based on inductance extreme value│ │ Research on non-position sensor of switched reluctance motor based on inductance vector│ │ Research on torque ripple reduction strategy of switched reluctance motor based on current chopping│ │ Cable pipeline robot communication system based on power line carrier│ │ Smart column-mounted dynamic reactive power compensator based on vacuum synchronous switch│ │ Research on composite power supply energy management based on hardware-in-the-loop simulation│ │ Application analysis of single-phase smart energy meter external load switch based on magnetic latching relay│ │ Design and simulation of low-frequency high-voltage pulse power supply based on magnetic switch│ │ Inverter power supply based on neural network fractional order control│ │ Research on high-power parallel soft-switching power supply based on phase-shift control│ │ Design of mining intrinsically safe power supply circuit based on voltage stabilizing device│ │ New fault-tolerant three-phase four-switch grid-connected inverter based on space vector hysteresis control │ │ Switchgear arc online detection device based on UV detection │ │ Design based on infrared acousto-optic control delay switch │ │ Research on switchgear non-contact monitoring system based on infrared temperature measurement technology │ │ Airport ground power metering equipment fault monitoring system based on KingView │ │ Distributed power planning based on improved particle swarm algorithm based on cell membrane mechanism │ │ Reactive power optimization including distributed power supplies based on bacterial colony optimization algorithm │ │ Analysis of RFMEMS switching characteristics based on insulating liquid filling packaging │ │ Joint optimization of distributed power supplies and capacitors based on network loss sensitivity │ │ Pulsed magnetic field generator based on focusing coils and solid-state switches │ │ Research on mechanical state evaluation method of high-voltage switchgear based on Kendall correlation coefficient │ │ Simulation of speed control system based on adaptive fuzzy PID switched reluctance motor │ │ Research on static variable frequency power supply control based on adaptive particle swarm optimization │ │ Research on measurement of output characteristics of aviation inverter power supply based on virtual instrument │ │ Design of infrared switch detection system for steel rope core tape based on virtual instrument │ │ Research on inverter power supply control strategy based on virtual synchronous generator │ │ Development of WEDM power supply with fast overcurrent protection based on touch screen control │ │ Research and application of partial discharge fault locating system for multi-channel switchgear AC withstand voltage test based on ultrasonic method│ │ Modeling and simulation of pulse jet switching valve based on giant magnetostrictive actuator│ │ Analysis of soft switching control of bidirectional DC-DC converter based on supercapacitor│ │ Research on automobile cold start auxiliary power supply system based on supercapacitor│ │ Research and application of remote wireless switch control system based on frequency hopping communication technology│ │ Direct torque control of switched reluctance motor based on speed flux linkage characteristics │ │ Bidirectional control research based on soft switching Buck/Boost converter │ │ Cuk converter based on soft switching and magnetic integration technology │ │ Supercapacitor voltage balancing circuit based on soft switching full-bridge inverter │ │ Distributed power system design based on soft switching and current sharing technology │ │ Three-phase emergency power supply charging circuit design based on soft switching technology │ │ Improvement of large generator demagnetization system based on soft switching technology │ │ Research on new ozone power supply based on soft switching technology │ │ Research on high-voltage power supply for electron beam welding machine based on soft switching technology │ │ Research on Boost converter based on soft switching │ │ Fault diagnosis method based on collaborative analysis of output voltage and power supply current │ │ Simulation analysis of low-voltage microgrid operation based on inverter micro power supply │ │ Design of three-phase AC voltage-regulated power supply based on phase-locking technology │ │ Design of subway DC auxiliary power supply system based on lithium-ion battery │ │ Design of power supply monitoring system based on Hall current sensor │ │ Research on micro-EDM pulse power supply based on non-resonant natural oscillation │ │ Research on characteristics of high-speed switching solenoid valve based on amorphous iron core │ │ Development of micro-electromechanical system inertial switch based on non-silicon substrate │ │ Research on DTC system of switched reluctance motor based on nonlinear modeling │ │ Secondary power supply state analysis method based on Mahalanobis distance │ │ Design of pulse electroplating power supply based on high-performance embedded network technology │ │ Research on precise control of balanced air cylinder pressure based on high-speed switching valve │ │ Research on shift clutch oil pressure control based on high-speed switching valve │ │ Design of pneumatic pump air pressure control system based on high-speed switching valve │ │ Research on control algorithm of hydraulic AGC system based on high-speed switching valve│ │ Electronically controlled automobile auxiliary braking system based on high-speed switching valve│ │ Research on electro-hydraulic vibration impact system based on high-speed switching valve│ │ Application of optical fiber automatic switching protection technology based on high-speed electronic switch│ │ Multi-hydraulic cylinder position coordination control system based on high-speed electromagnetic switching valve│ │ Research and application of reverse injection DC balancing device based on high-frequency switching power supply │ │ New switching power supply based on high-frequency matrix converter │ │ Gene mutation-sensitive molecular switch to detect β-thalassemia gene mutation │ │ Research on remote control maintenance of KDW17 power backup battery in Tashan Coal Mine │ │ Several issues that should be paid attention to in the design of the power system of the standby power supply automatic switching device │ │ Analysis of the application of composite switches in low-voltage reactive power compensation devices │ │ Research on switching reactive power compensation capacitors of composite switches │ │ Development and application of composite on-load tap-changer on-site detection devices │ │ Research on power distribution strategies of hybrid power buses with composite power supplies │ │ Compound betamethasone combined with Q-switch ND: Observation on the efficacy of YAG 532nm laser in the treatment of focal keloids │ │ Analysis of the influence of external conditions on the current harmonics of switching power supplies │ │ Research on multi-state switching technology to improve automobile fuel economy │ │ Application of multi-state fuel-saving switch in a commercial vehicle │ │ Where is the N line of the multi-power TN system grounded at one point │ │ CM-type on-load tap-changer with multi-stage thickness call│ │ CM-type on-load tap-changer with multi-stage linear call│ │ Design of multi-cavity multi-circuit combined feed switch│ │ Electrical interlock control of multi-channel power supply single busbar segmented operation system │ │ Multi-channel output pulse laser aging power supply │ │ High-power switched reluctance motor positionless control system │ │ Development of high-power power supply calibration device │ │ Research and design of high-power ozone generator inverter power supply │ │ Improvement of the main circuit of high-power ultrasonic power supply │ │ Research on the application of high-power high-frequency switching power supply in mine hoists │ │ Selection and control of emergency power supply in Dahua Synthetic Ammonia Plant │ │ Fault analysis, processing and preventive measures for on-load voltage regulating tap changers used in large transformers │ │ Analysis and suggestions on overheating defects of large-scale transformer no-load tap-changers │ │ PLC program design of large-scale switching equipment test monitoring system │ │ Design of large-scale data center power supply and UPS power distribution system │ │ Brief exploration of large-scale power transformer no-load test power supply problems │ │ Analysis of energy storage component selection of large-scale mobile guaranteed power supply │ │ Power supply comparison and power supply scheme optimization of large-scale copper combined smelting enterprises │ │ Research and development of large-capacity non-excitation tap-changer│ │ Application analysis of parallel operation of large-capacity high-speed switch and current-limiting reactor│ │ Application of large-capacity high-speed switch in steel plant waste heat generator set│ │ Optimization design of main circuit of high-current switch cabinet│ │ Design and test of high-current non-excitation tap-changer│ │ Research on power supply time of solar photovoltaic power supply│ │ Research on how to reduce the operating temperature rise of low-voltage switchgear │ │ Central control nipple of storage logging instrument power supply │ │ Self-contained power supply solution for isolated island oil storage project │ │ Measures to improve the anti-accidental locking function of 10kV complete set of switchgear │ │ Analysis of the application of positioning technology in partial discharge detection of 35kV switchgear │ │ Research on the method of quantitatively measuring the spring contact pressure of the car-type switch │ │ Research on the method of quantitatively measuring the contact pressure of the car-type switch │ │ Practical regulated power supply circuit design │ │ Design of the passenger dedicated line communication power system │ │ Micro solar power system battery drive design of outdoor sensor network nodes │ │ Household variable frequency electrical equipment and three-phase power supply N line current │ │ Diagnosis of inter-turn short circuit fault of household power transformer winding │ │ Design of switch gun pressure valve of household high-pressure cleaner │ │ Design of automatic vertical drilling system power module with wide voltage input range │ │ Wide-range input SMD surface mount DC/DC power supply │ │ Wide-range input single-ended flyback switching power supply design │ │ Design of wide-range input voltage power supply │ │ Improvement of the anti-accidental locking device of the 10kV ABB switchgear │ │ Analysis of the setting of the three-level load main switch │ │ New ideas for the design of underground electrical switches │ │ Discussion on the design of the subway signaling system interface circuit and power telephone line │ │ Analysis and thinking of the power supply short-circuit fault of the subway interface circuit │ │ Analysis of the accident of a plant-wide power outage caused by insulation defects in a 35kV switchgear │ │ Diagnosis and analysis of high-voltage dielectric loss of parallel capacitors between the breaks of a 500kV switch│ │ Understanding of power supply functional grounding practices│ │ Design and research of infrared diagnostic database for closed switch cabinets│ │ Research on indirect electrical testing scheme of closed switch cabinets│ │ Application of radio frequency admittance level switch in grease projects│ │ Design and production of small power, wide input, high load capacity switching power supply │ │ Research on soft-switching DC/DC converters for small photovoltaic power generation │ │ Application of miniaturized indoor metal-armored removable switch cabinets in hydropower station renovation │ │ Design of automatic parallel switches for small synchronous generators │ │ Research on small wind power Buck soft switching MPPTs │ │ Small switches are closely related to safety │ │ The impact of small-scale effects on the pull-in behavior of nano-switches │ │ Transformation of electronic switches in the generator excitation system of Xiaoshan Power Station │ │ Wavelet detection dual power automatic transfer switch voltage sag strategy │ │ Application of Xiaowan Hydropower Plant's automatic switching device on the 4-way power supply 3-section busbar │ │ Application of partial discharge electrification detection technology in switch cabinet cable defect detection │ │ Application of partial discharge detection in switch cabinet │ │ Analysis and solution of overheating failure of generator outlet isolation switch of Shankou Hydropower Station │ │ Mountain bike speed control switch mold design │ │ Selection of 500kV side access switch station mode for Yantan Hydropower Station expansion project │ │ Songshan-Kine Dongfeng Shaft 10kV power line pole position adjustment │ │ Overview of test methods for industrial control system power supply │ │ Application of differential switch in unit clutch control │ │ Municipal power supply/solar combined LED lighting control │ │ Design of constant current regulated switching power supply with staggered parallel APFC │ │ Application of rotary coding switch with key in single chip microcomputer system │ │ Simulation analysis of pilot-operated electric/pneumatic proportional valve with high-speed switching valve │ │ Analysis of on-line monitoring switch vacuum degree of charged indicator │ │ Failure analysis of voltage transformer with power winding │ │ Development of pulse electrolytic power supply with soft switching and energy release functions │ │ Renovation of feed switch with selective leakage protection │ │ Experimental research on parallel resonant DC link soft-switching inverter │ │ Guangdong Power Grid Company’s 10kV load switch cabinet and combined appliance acceptance specifications │ │ Guangdong Power Grid Company high-voltage switch cabinet technical specifications │ │ Research on Guangdong Power Grid transmission line switch number expansion scheme │ │ GAC Toyota Yizhi power system circuit diagram │ │ Application of wide-angle infrared lens in temperature detection of closed high-voltage switchgear │ │ Application of emergency power supply in coal gasification equipment │ │ Simulation design of nanosecond pulse power supply jointly adjusted by Proteus and Keil │ │ Research on soft switching characteristics of isolated bidirectional full-bridge DC converter used in energy storage systems │ │ Design of intelligent inversion switch applied to electronic pressure gauges │ │ Ways to cut off non-fire power supply after a building fire │ │ Building electrical switch waterproofing issues and technical countermeasures │ │ Analysis of the impact of switch wells on the safety of downhole pipe strings and gas reservoirs in gas wells │ │ Analysis of safety of completion pipe string vibration under switch well conditions │ │ Research on synchronization methods of switch switching nonlinear systems │ │ Research on switching force characteristic curves │ │ Application of switching transformer soft starting device in pumping station engineering │ │ Application of switching transformer technology in synchronization of hydroelectric generators │ │ Research on application of switching transformer module in soft starting of pumped storage power station │ │ Research on dual-frequency PWM modulation technology of switching converter │ │ Stability definition and analysis method of switching converter │ │ Switching converter pulse on/off modulation technology │ │ Analysis of switch closing coil burnout accident │ │ Multi-objective optimization design of switching power amplifier buffer circuit │ │ Switched inductor quasi-Z source inverter │ │ Design and application of switching subsystem │ │ Construction of normalized remote operation mechanism of switch │ │ Application of switching delay technology transformation in wind power lockout │ │ Application and improvement of switch-type microcomputer excitation in hydropower plants │ │ PLC advanced correction PID control method of switch-type discharge level control system │ │ Development of switch-type detector string junction box │ │ Switch button injection mold design │ │ Research on flow characteristics of ABS hydraulic control unit in switch control mode │ │ Switch insert sleeve progressive mold design │ │ Injection mold design of switch socket bottom shell │ │ Design and selection of zero-sequence current transformer in switch cabinet │ │ Research and application of new prevention and control technology for personal accidents in switch cabinets │ │ Analysis and countermeasures of heating failure problems in switch cabinets │ │ Research and application of standing wave characteristics of electromagnetic field distribution in switch cabinets │ │ Electric wave propagation characteristics and experimental analysis of partial discharge in switch cabinets │ │ Application of switch cabinet partial discharge live detection technology │ │ Application of switch cabinet partial discharge live detection technology │ │ Switch cabinet partial discharge detection analysis │ │ Research and application of switch cabinet partial discharge comprehensive online detection device │ │ Research and application of periodic narrowband interference suppression in switch cabinet partial discharge ultra-high frequency detection │ │ Analysis and countermeasures of dangerous points when the switch cabinet is put into operation │ │ Modular design and implementation of switch cabinet intelligent control devices │ │ Research and application of switch cabinet intelligent component technology │ │ Discussion on switch cabinet temperature rise issues │ │ Analysis of switch cabinet temperature detection system design and application │ │ Analysis of explosion accident cases in switch cabinet cable rooms │ │ Current status of switch cabinet monitoring development │ │ Online monitoring and processing of switchgear overheating faults │ │ Principle and experiment of switching characteristic saturated reactor │ │ Switching state functionalization and its application in multi-level inverter analysis │ │ Research on temperature detection of arc of switching appliances │ │ Research on SVPWM strategy of switching inductor Quasi-Z source inverter │ │ Research on switching inductor Z-source three-level neutral point clamp inverter│ │ Design and research of switching power supply PSO-LQR controller│ │ Research on conduction EMI prediction method of switching power supply│ │ Collaborative control of switching power supply full-bridge converter│ │ Application of switching power supply in frequency converter│ │ Optimal selection of modulation wave in switching power supply anti-electromagnetic interference technology│ │ Research on digital average current control technology of switching power supply │ │ Design of switching power supply module and research on parallel current sharing │ │ Loop compensation calculation of switching power supply and application of auxiliary software Mathcad │ │ Research on AC and time domain simulation of switching power supply │ │ Research on modeling of switching power supply load under impact conditions │ │ Switching power supply design from entry to proficiency │ │ Exploration of linear application of switched electromagnets│ │ Research on positioning system of switched solenoid valves controlling hydraulic actuators with inertial loads│ │ Current research status of switched reluctance generator control technology│ │ Scheme analysis and control parameter design of switched reluctance CNC screw press│ │ Switched reluctance motor principles and field tests│ │ Experimental application of switched reluctance motors in oil pumping systems│ │ Fuzzy switching angle control of switched reluctance motor│ │ Principle of speed control system of switched reluctance motor and its application on gantry planer│ │ High-speed running torque control of switched reluctance motor│ │ RBF neural network current control of switched reluctance motor│ │ Fault protection algorithm of position signal of switched reluctance motor│ │ Research on grating encoder of switched reluctance motor│ │ Single neuron adaptive PID control system of switched reluctance motor│ │ Research on bidirectional control system of switched reluctance motor│ │ Dual-objective method of reducing torque ripple of switched reluctance motor│ │ Research on starting torque control strategy of switched reluctance motor│ │ Analysis of starting process of switched reluctance motor│ │ Application of switched reluctance motor in energy saving of CNC hydraulic station│ │ Application of switched reluctance motors in coal mine production │ │ Application of switched reluctance motors on battery electric locomotives │ │ Application of switched reluctance motor control technology in coal mine winches │ │ Research on control methods for smooth switching of switched reluctance motor control modes │ │ Technical principles and characteristics of switched reluctance motor CNC system driven presses (1) │ │ Development of intelligent local ventilator for switched reluctance motor│ │ Fuzzy sliding mode speed control of switched reluctance motor│ │ Fuzzy neural network PID speed control of switched reluctance motor│ │ Sliding mode variable structure torque distribution control of switched reluctance motor│ │ Research on fuzzy sliding mode control strategy of switched reluctance motor│ │ Design of direct torque fuzzy PI controller for switched reluctance motor│ │ Establishment of simulation model of switched reluctance motor considering mutual inductance │ │ Energy-saving technology and application of switched reluctance motor │ │ Application of switched reluctance motor speed control system in CNC hydraulic station │ │ Application of switched reluctance motor speed control system in electric traction shearer │ │ Application of switched reluctance motor speed control system in mining traction locomotive │ │ Modeling and Simulation of Switched Reluctance Motor Speed Control System│ │ Research on Chaos Spread Spectrum of Switched Reluctance Motor Speed Control System│ │ Overview of Switched Reluctance Motor Speed Control System│ │ Development and Prospects of Switched Reluctance Electric Locomotive│ │ Research on Maximum Power Tracking Method of Switched Reluctance Wind Power Generation System│ │ Optimal Control of Output Voltage of Switched Reluctance Wind Power Generation System│ │ Whether the negative sequence current protection is retained after microcomputer monitoring is implemented in the switch station and how to implement it │ │ Switch reed stamping process analysis and mold design │ │ Research on dynamic measurement method of switch contact contact resistance │ │ Design of reasonable gate position for injection molding of switch contact base base │ │ Switching equipment arc fault detection and positioning device │ │ Analysis of reasons for refusal and misoperation during switch remote control │ │ Application of switching sensors in CNC machine tools │ │ Application of switching in sequence control and thermal protection circuits │ │ Application of switching servers in Tangshan Iron and Steel unattended systems │ │ Simulation analysis of magnetic field and elongation of giant magnetostrictive actuators for switching valves │ │ Soft-switching SiC single-phase inverter with switching frequency of 500kHz │ │ Design and implementation of arc welding power supply testing equipment │ │ Intense pulsed light combined with Q-switch ND: 126 cases of freckles treated by YAG laser │ │ Improvement of power switching control circuit of forced oil circulation air-cooled transformer cooler │ │ Factors affecting the insulation performance of medium-voltage switchgear and improvement measures │ │ Factors affecting the reliability of intrinsically safe power supply and solutions │ │ Micro switch manufacturing process and multi-station progressive die design │ │ Micro servo driver switching power supply design │ │ Application of microcomputer in digital spark power supply control system │ │ Effect of micro-arc oxidation power supply characteristics and parameters on film performance and power consumption │ │ Load model of micro-arc oxidation pulse power supply and its quantitative characterization │ │ Practice and research on vibration test of microcar combination switch │ │ How to use explosion-proof low-voltage vacuum feed switch well │ │ Idle start-stop system promotes starter revolution - structural analysis of double electromagnetic switch starter │ │ Optimization analysis of emergency stop trip relay power supply system │ │ Development trend of induction power supply │ │ Comprehensive improvement of complete sets of switch cabinets and related equipment │ │ Feasibility analysis of canceling uninterruptible power supply device in Chengdu subway automatic ticket gate machine │ │ Characteristics and development direction of outdoor medium voltage switches │ │ Problems and improvement measures for outdoor high-voltage isolating switches │ │ Development of positioning and installation system for outdoor high-voltage isolating switch operating mechanism │ │ Research on outdoor high-voltage isolating switch temperature online monitoring device │ │ Analysis of causes of main transformer low-voltage side switch tripping accidents caused by quick-break protection of transformers │ │ Design of manual dipped beam height adjustment switch │ │ Handcart-type switch cabinet safety vulnerability analysis and treatment plan │ │ Research on the modulation method to suppress the ground current of the soft switching inverter │ │ Development of high-voltage solid-state composite switch for switching capacitors │ │ Analysis and modification method of opening failure of knuckle-arm isolating switch │ │ Design method of balance spring of knuckle-arm high-voltage isolating switch │ │ Experimental testing and evaluation of switched reluctance motor for pumping unit driving │ │ Design of DIP switch selection processing procedure │ │ Design of grounding switch for valve hall of converter station │ │ Application of integration of handheld terminal and pole-mounted switch control device │ │ Explore the connection between switch theory and direction control function │ │ Discuss the transformation of 24VDC power supply of Honeywell TDC3000 system APM cabinet │ │ Research on the impact of connected photovoltaic power on protection sensitivity │ │ Causes and protection of overvoltage during operation of vacuum switches connected to high-energy loads │ │ Research on communication security technology of contact network wireless remote control switch station │ │ Optimization of control scheme of electric contact network isolation switch │ │ Application of proximity switch in butterfly valve control loop │ │ Fuzzy fault tree analysis of control and protection switch electrical auxiliary module │ │ Analysis of static and dynamic characteristics of push-type water blocking switch │ │ Technical ways to improve the stability and reliability of HSPECM power supply │ │ Analysis of technical measures to improve the insulation performance of 35kV switchgear │ │ Simulation research to improve the performance of high-speed switching valves │ │ Realization of interchangeability of plug-in combination switch plug-in units │ │ Research and application of friction welding in high-voltage switch aluminum alloy conductors │ │ Analysis of arc phenomena when operating high-voltage switchgear metering trolleys │ │ Application of improved isolation switch GW4-┢ series│ │ Transformation of DeviceNet bus power supply to reduce network shutdown faults│ │ Application of digital signal processor in transformer on-load tap changer monitoring and diagnosis│ │ Analysis of the performance impact of high-precision current sensors in digital power supplies│ │ Design of digital switching inclination sensors│ │ Research on modeling of digital switching power supply control technology│ │ Design and research of digitally controlled single-phase six-switch grid-connected inverter │ │ Development of digitally controlled phase-shifted soft-switching pulse MAG welding power supply │ │ Design of digitally controlled three-phase inverter for mine emergency power supply │ │ Digital nuclear density meter power supply circuit principle and fault analysis │ │ Application of digitally controlled switching power supply in high-frequency electrosurgery │ │ Analysis of typical circuit principles and fault examples of CNC machine tool inverter switching power supply │ │ Troubleshooting of high-frequency power supply for CNC wire cutting machine tools │ │ Judgment and troubleshooting of DC power supply-related faults for CNC lathes │ │ Solution to safety issues of limit switches in CNC milling machines │ │ Orthogonal experimental research on pulse power supply parameters for CNC high-efficiency discharge milling processing │ │ Design and verification of the vehicle's 12V power supply system │ │ Key points in vehicle power distribution design │ │ Analysis and treatment of circuit breaker auxiliary switch contact burning phenomenon │ │ Development of new 10 kV knife gate auxiliary switch │ │ New current-doubling rectification method zero-voltage switching PWM full-bridge three-level DC converter │ │ Analysis of new public transportation external power supply mode │ │ New half-bridge high-frequency soft-switching PWM DC-DC gas-shielded inverter welding machine │ │ Simulation study of new piezoelectric high-speed switching valve │ │ Application of new double-helix dual-power electromagnetic dryer in molybdenum concentrate drying │ │ Design of new power frequency test power supply switching power amplifier │ │ New parallel resonant DC link zero-voltage switching inverter │ │ Development of new switching tube pump plug│ │ Design of new switched capacitor bidirectional DC-DC converter │ │ PWM control of new switching power supply │ │ Design of new switch cover injection mold │ │ Design and application of new contact network switch station │ │ Dynamic analysis and simulation optimization of the internal flow field of new rotating high-speed switching valve │ │ New non-excitation cylindrical tap changer│ │ New non-excitation drum tap changer│ │ Development of new passive lossless soft switch Cuk converter│ │ Mechanical anti-mislocking scheme of new main and auxiliary bus isolation switches│ │ New disc-shaped non-excitation tap changer│ │ Research on new mining explosion-proof four-circuit intelligent combination switch│ │ Research on new mining explosion-proof feed switch intelligent protector │ │ Research on soft switching technology of new pulsed solid laser power supply │ │ Design and implementation of new ultra-narrow pulse width pulse power supply │ │ Design of Boost soft switching converter for new auxiliary network │ │ Design of new cathodic protection pulse power supply │ │ Design of new non-minimum voltage stress passive lossless Buck circuit soft switch │ │ Design and implementation of new non-isolated negative voltage DC/DC switching power supply │ │ Application of new high-voltage switchgear intelligent control device │ │ Alternative processing of generator switching signals in the new FCB function │ │ Analysis of redundant power supply transformation of Xinjiang Tianye Chemical Enterprise's automatic control system │ │ Brake switch failure cases of three vehicle models used for verification in new projects │ │ Power supply settings and wire selection for temporary power use during construction │ │ Problems and solutions when the bypass switch replaces the main transformer switch │ │ Development and application of rotary piston controlled intelligent switch │ │ Development of automatic detection equipment for rotary coding switches │ │ Design of ground test system for UAV power supply │ │ Simulation research on the application of brushless doubly-fed motor in independent power supply system │ │ The harm of off-excitation tap changer fault to the safe operation of power transformers and preventive measures │ │ Ten methods for designing off-excitation tap changer │ │ Inspection and treatment of misalignment of off-excitation tap changer │ │ Research on the application of deadbeat control in single-phase inverter power supply │ │ Comparative analysis of passive lossless soft-switching converters │ │ Application of passive lossless soft switch in Buck-Boost converter │ │ Arc-free JDYZ-1 type on-load tap-changer │ │ Design of wireless sensor network SoC chip power module LDO │ │ Online monitoring research of wireless ultrasonic sensor network in partial discharge of switch cabinet │ │ Application of long-distance control technology of mobile switch cabinet for trackless mining equipment │ │ Causes and treatment methods of failures of off-load tap changers │ │ Common problems of off-load switches │ │ Intelligent electric actuator control signal power supply and wiring design │ │ Design of smart switch cabinet control device Modbus-RTU communication protocol │ │ Application of intelligent power supply on five-axis tool grinder │ │ Application of intelligent power supply in domestic processing of high-acid crude oil │ │ Experimental research on contact resistance characteristics of smart meter load switches │ │ Application of smart high-frequency switching power supply systems in substations │ │ Application and improvement of smart high-frequency switching DC power supply systems │ │ Research on minimum switching loss voltage source rectifier dead zone compensation technology │ │ Silicone materials in DC: Application of DC module power supply │ │ Research on the application of active power factor correction technology in high-frequency switching power supply │ │ Research on active filter circuit technology to suppress UPS power supply BUS voltage ripple │ │ Research on direct power control strategy of double switch table of active power filter │ │ Tram power supply system load level and external power supply scheme │ │ On-load tap changer 5 │ │ Research on on-load tap changer online oil purification technology│ │ Application of on-load tap changer on-line oil purification technology│ │ Application of on-load tap changer on-line oil purification device│ │ Development of on-load tap changer gear remote control device│ │ Research on non-electricity diagnosis method of on-load tap changer fault│ │ Strength analysis and improvement of on-load tap changer sheave mechanism│ │ Countermeasures against frequent operations of gas relays of on-load tap changers│ │ Calculation of recovery voltage of on-load tap changers│ │ Quality inspection, operation management and troubleshooting of on-load tap changers│ │ DC waveform test and judgment of on-load tap changers│ │ Analysis and prevention of on-load tap changer contact burnout accidents│ │ Analysis and discussion of on-load tap changer operation│ │ On-load tap-changer (1) │ │ On-load tap-changer (7) │ │ Analysis of leakage defects in the on-load switch barrel │ │ Handling method of light gas action of on-load switch │ │ Abnormal handling of on-load pressure regulating switch control device │ │ Analysis of rupture failure of explosion-proof membrane of on-load pressure regulating switch │ │ Design of lightning protection system for machine room power supply │ │ Mechanical inertia switch design │ │ Treatment of switch jitter in mechatronics interface design │ │ Analysis and prevention of unit outlet switch failure to close │ │ Hazards and preventive measures of unit outlet switch refusing to move │ │ Design of dry core reactor for locomotive power supply │ │ Development of locomotive transfer switch contact pressure detection platform │ │ Airborne gas power-off instrument realizes the transformation of uninterrupted monitoring of power supply │ │ Analysis of the self-reset principle of Panasonic key switch and difficult countermeasures │ │ Highly accelerated life test research of an LED switching power supply │ │ Analysis of ZF10-126kV+GIS grounding switch failure problem in a substation │ │ Design of a 4mm thick copper card plate punching die for a certain type of mine flameproof switch │ │ Processing and testing of a small special-shaped window for a certain type of fuel control and oil switch seat │ │ Research on optimization of ventilation and heat dissipation performance of a certain type of power supply vehicle cabin │ │ Design and verification of a certain type of inverter power supply │ │ Power supply system design of a certain data acquisition and recording device │ │ The use and maintenance of the power supply vehicle control equipment of a certain weapon system│ │ Analysis of the reclosing insights of the 500kV system line-main transformer intermediate switch of a certain hydropower plant│ │ Analysis of the slope stability of the switch station of a certain hydropower station│ │ The development and development of an automatic detection system for the comfort judgment of a certain automobile switch│ │ The design improvement of the dimmer switch of a certain car model│ │ The design and improvement of the power cord connection method in the instrument line of a certain car│ │ Research on factors affecting the electromagnetic force of a high-speed electromagnetic switch valve │ │ Development of plunger limit switch parameter testing system │ │ Diesel engine electronic control unit power supply system circuit design │ │ Design of high-voltage drive power supply for diesel engine electronically controlled injector │ │ Application of nuclear material level switch in closed container level measurement │ │ Application analysis of nuclear power plant DCS system power supply scheme │ │ Automatic test system for ACDC power supply of nuclear power plant instrumentation and control system │ │ Research and maintenance of uninterruptible power supply redundancy scheme for nuclear power plant instrumentation and control system │ │ Renovation of low-voltage switch cabinet of nuclear power plant │ │ My opinion on the use of ambient temperature switch in Santana air-conditioning circuit │ │ Solution to excessive measurement error of power instrument in Qiaogong switch station │ │ Analysis of the role of detecting electrical switches in vertical elevator brakes │ │ Decoupling control of modular parallel degaussing power supply │ │ Design of dual-machine hot backup of modular power supply monitoring system │ │ Research and simulation of control strategy of distributed power supply connected to microgrid under mode conversion │ │ Application of modal parameter identification in pressure switch synchronous detection │ │ Analog switch power-off protection function to achieve a more robust system design │ │ Research on the performance of analog transistor pulse arc welding power supply and switching transistor pulse arc welding power supply │ │ Research on the application of fuzzy neural network in induction heating power supply │ │ Design and simulation of ohmic contact RF MEMS switch │ │ Power supply and starting circuit of Auman GTL tractor vehicle │ │ The insulation level of European and American medium voltage switches is not suitable for the same level of voltage in my country │ │ Positive and negative adjustable strip type non-excitation tap changer│ │ Structural characteristics of positive and negative adjustable tube type switches│ │ Structural design and calculation of positive and negative adjustable tube and cage switches│ │ Application of sine wave discharge power supply in battery pack charging and discharging│ │ Research on positive and negative pulse high-frequency switching power supplies│ │ Discussion on the application of "one point grounding" of multi-power TN systems in civil buildings│ │ Maintenance and diagnosis of gas circuit breakers and gas insulated switches│ │ Operation and maintenance of gas insulated switchgear│ │ Pneumatic switches and their application in high-voltage test equipment│ │ Analysis and repair of electrical switch failures in meteorological instrument calibration equipment│ │ Application of oxygen concentration detectors in high-voltage switch stations│ │ Design and sealing performance analysis of water-based high-speed switch valve cores│ │ Hydrological monitoring system power failure analysis and repair │ │ Hydrological self-monitoring and reporting system power supply selection │ │ Renovation of 10 kV high-voltage switch cabinet in hydropower plant │ │ Design of dual power supply for water quality monitoring wireless sensor network nodes │ │ Production and testing of mercury microfluidic inertia switch │ │ Analysis of switch table of permanent magnet synchronous motor direct torque control system │ │ Characteristics of permanent magnet mechanism and its application in mining high-voltage explosion-proof vacuum switches │ │ Research and application of low-voltage reactive power compensation device for permanent magnet vacuum switch switching │ │ Technical requirements for 20kV switchgear in Jiangsu Province │ │ Research on control algorithm of plasma power supply in automobile exhaust gas treatment │ │ Design and application of automobile switch contact system │ │ Analysis and optimization of automobile switch operation perception │ │ Dynamic analysis of starting performance of automotive switched reluctance motors │ │ Research on automotive intelligent power control systems │ │ Research on waterproofing of automotive oil pressure switches │ │ Research on the feasibility of platformization solutions for automotive combination switch assemblies │ │ Analysis and research on contact pressure of automotive combination switches │ │ Design of automotive electrical switch durability test bench │ │ Analysis of safety design of automotive electrical junction box power pile heads │ │ Introduction to automotive power distribution │ │ Basic design methods of automotive power distribution │ │ Research on the improvement of automotive power supply voltage standards │ │ Discussion of fuse layout plans for automotive power systems │ │ Design and selection of automotive power systems │ │ Design research of automotive power systems │ │ Design of automotive circuit power distribution │ │ Analysis of the near and high beam switch contacts in the automobile combination switch │ │ Development of the automobile combination switch and electric window lift test bench │ │ Automobile combination switch circuit board automatic detection system │ │ Analysis of the causes of contact ablation of the automobile starter electromagnetic switch contact piece │ │ Reasons and solutions for the lagging action of the turbine lubricating oil pressure switch │ │ Development and testing of acoustically controlled differential pressure balanced switch controller for oil wells │ │ Analysis of the influence of radiators in the oil circulation circuit on the on-load voltage regulating switch protection relay of UHV converter transformers │ │ Research on oil-immersed hollow grounding reactors using tap changers to adjust reactance │ │ Application and analysis of pressure-controlled switches in oilfield downholes │ │ Fire failure of the main power switch of the oil tanker truck and rectification of the power circuit │ │ The impact of oil quality deterioration on the operation of the on-load tap changer │ │ Waveform generator principle and BSG motor inverter power supply circuit design │ │ Analysis of the automatic input of the pump station backup power supply and the coordination scheme of the relay protection device │ │ Brief analysis of KYN28A switch cabinet │ │ A brief analysis of the application of UPS AC uninterruptible power supply system in the 110kV booster station of Xihua Hydropower Station │ │ A brief analysis of the arc extinguishing technology of the XLS9 series automatic transfer switch │ │ A brief analysis of the structural principle and installation of the special school bus emergency switch │ │ A brief analysis of the impact of distributed power supply access on the distribution network │ │ A brief analysis of the hazards of impurities in tap changer oil and their monitoring and prevention │ │ A brief analysis of the application of integrated UPS power supply in subway stations │ │ A brief analysis of intelligent switch equipment │ │ A brief analysis of the harmonic pollution of a chiller powered by a UPS power supply │ │ A brief analysis of the signal output form of the light wiper combination switch │ │ A brief analysis of the application of intelligent fire protection equipment in the power supply monitoring system │ │ A brief discussion of the multi-function steering wheel switch │ │ A brief discussion on the rationality of using a load switch + fuse combination to protect the transformer with a 10kV distribution transformer capacity below 1600kVA │ │ A brief discussion on the advantages and disadvantages of a 6kV high-voltage oil switch and a spring energy storage switch │ │ A brief discussion on the on-load tap changer failure of the transformer │ │ A brief discussion on the DC power supply system of Xiangjiaba Hydropower Station │ │ A brief discussion on the application and design of Turkish high-speed railway switch stations │ │ A brief discussion on the selection of busbars in low-voltage complete switchgear equipment │ │ A brief discussion on the application of backup power automatic input devices in integrated low-gas mines │ │ A brief discussion on the power supply system of high-power polysilicon reduction furnaces │ │ A brief discussion on the principle and application of microcomputer-type power supply rapid switching devices │ │ A brief discussion on the development trends of low-voltage complete sets of switchgear in China│ │ A brief discussion on the application of new high-voltage switchgear in Zhenxing Coal Mine│ │ A brief discussion on the standardization and characteristics of non-excitation tap-changer structures│ │ A brief discussion on the transformation of the on-load tap-changer electric mechanism│ │ A brief discussion on the contact design of on-load tap-changers│ │ A brief discussion on the design and application of power supply monitoring systems for fire protection equipment│ │ A brief discussion on the maintenance and use of vacuum switches│ │ A brief discussion on the selection of load switch-fuse combination appliances and current-limiting fuses│ │ A brief discussion on the design concept of load switches│ │ A brief discussion on switchgear equipped with vacuum contactors and fuses│ │ A brief discussion on the lightning protection design of the power supply system of oil production metering stations│ │ A brief discussion on fire and leakage intelligent protection switches and their applications│ │ A brief discussion on the application of lightning protectors in power supply systems │ │ A brief discussion on the handling of common faults of isolating switches │ │ A brief discussion on infrared diagnosis and analysis of overheating faults of isolating switches │ │ A brief discussion on the impact of driving waveforms on IGBT switching speed │ │ The improvement and application of power supply for logging surface instruments │ │ The design of high-voltage inverter DC power supply for thickness gauges │ │ Research on the performance of the elastic claw mechanism of offshore completion sliding sleeve switch tools │ │ Research on the heat dissipation mechanism of the power supply of the seabed observation network junction box │ │ Design points of the 12kV removable switch cabinet at an altitude of 2500m │ │ Ventilation design of the high-voltage switch room on the offshore platform │ │ Design of the wireless monitoring system for the power supply of fire-fighting equipment │ │ Design of the power supply monitoring system of fire-fighting equipment │ │ Brief analysis of the design and application of power supply monitoring system for fire protection equipment │ │ Brief analysis of the design of power supply monitoring system for fire protection equipment │ │ Research on the static characteristics of high-speed switching valves for turbocharger systems │ │ Hydraulic high-speed switching digital valves and their applications in various industrial fields │ │ Energy-saving transformation of beam pumping units based on switched reluctance speed regulation systems │ │ Preliminary study on anti-icing measures for Hunan Power Grid GW16 and 17 isolating switches │ │ Xiluodu Right Bank Power Station 500kV GIS switch station simulation upcurrent test │ │ Rolling test bench three-phase bridge-type fully controlled rectifier power supply design │ │ Tankeng Hydropower Plant monitoring system on-site control unit power supply transformation │ │ Leakage fire alarm system application and switch pole selection │ │ Design of digital negative high-voltage source in laser gyro power supply │ │ Analysis of TV fuse blowout and switch explosion accidents in thermal power plants │ │ Control method of high-profile doors of thermal power units for large power direct supply loads │ │ Analysis and transformation of power supply circuit design defects of furnace flame detection system │ │ Digital communication between welding power source and special aircraft system │ │ Digital communication between welding power source and special aircraft system │ │ Design of networked battery management system for UPS power supply in underground coal mines │ │ Research on networked battery management system for underground backup power supply in coal mines │ │ Design of high-level energy-absorbing power supply for underground emergency power supply in coal mines │ │ Research on rapid power-off solid-state switch for underground emergency escape rooms in coal mines │ │ Analysis and prevention measures for interference of high-voltage explosion-proof distribution switches in coal mines │ │ Design of emergency power supply for coal mine auxiliary shaft hoist│ │ Intelligent phase loss protection device for coal mine explosion-proof switch │ │ High-power soft-switch Boost converter for fuel cell vehicles │ │ Diagnosis and analysis of abnormal opening of 5011 switch on Paido Line │ │ Detection analysis and discussion of burning fault of traction transformer tap changer │ │ Application of "hand-in-hand" power supply of traction substation in Dabao Railway electrification transformation project │ │ Research on safety online monitoring system of switching equipment in traction substation│ │ Analysis and countermeasures of extra large capacity generator circuit breaker isolation switch failure│ │ Selection and calculation of on-load tap changer for special transformer│ │ Use and improvement of UHV switchgear│ │ Analysis of application of UHF positioning technology in switch cabinet defect diagnosis│ │ Research and application of fast power switching in the 35kV power supply system of Wangzhuang Coal Mine │ │ Technical transformation of Wangcun main fan plate damper in place switch │ │ Research on the impact of ambient temperature on the closing voltage of RF-MEMS switch │ │ Research and discussion on safety management of power supply in mines of modern coal enterprises - taking the power supply management of Lu'an Group as an example │ │ Modern power technology (paper collection) │ │ Shanxi Hydropower Plant 220kV switch station anti-error system renovation │ │ The starter makes a sound when the ignition switch is turned off in Ruifeng Xianghe │ │ Some insights into the management of the power supply system (UPS) of the process control instrument of the production device │ │ Research and development of special non-excitation tap-changers for transformers │ │ Design and optimization of switched flux permanent magnet motors for servo direct drive of mechanical presses │ │ Power management power supply system for electronic energy meters │ │ Design of low-power power supply for ultrasonic processing │ │ Research and development of domestic tap-changers for ultra-high voltage power transformers │ │ Use instrument voltage regulators to solve power problems of vehicle-mounted MP3 players │ │ A switch failure triggers thoughts on operational safety │ │ Patented analysis of the technical status of electric desalination tank electrode plates and smart power supplies │ │ Failure analysis caused by zero point and limit switches of CNC machine tools │ │ Analysis of malfunction caused by short circuit of the isolating switch control circuit to the ground │ │ Development from drum-shaped switch to tube-shaped switch │ │ Power transformer tap changer fault and its detection technology │ │ Monitoring and diagnosis technology of mechanical properties of power transformer on-load tap-changer │ │ Analysis of fault examples of on-load voltage regulating switch of power transformer │ │ Replacement cycle of rupture discs for power switches │ │ Testing of vacuum switch tubes of electric locomotive vacuum circuit breakers │ │ Research on energy source of power cable distributed temperature measurement system │ │ Research on operating parameters of high-frequency switching power supply for power communication │ │ Design and implementation of online monitoring and system maintenance of electric power communication power supply battery │ │ Discharge prevention of electric scissor-type isolating switch │ │ State control and improvement of electrically operated isolating switch │ │ Discussion of issues such as switch jump during no-load test of motor │ │ Matching and calculation of DC/DC converter of electric vehicle power supply system │ │ Basic framework and implementation of electric vehicle power management │ │ Research on the emergency maintenance switch of electric vehicles │ │ Design of auxiliary power supply for on-board chargers of electric vehicles │ │ Research on finite element thermal analysis of DCIDC power modules for electric vehicles │ │ Analysis of dangerous points of electric isolating switches and preventive measures │ │ Ideas for monitoring mechanical fault status of electric isolating switches │ │ Design of pulse power supply for electrochemical finishing processing │ │ Debugging and analysis of the power supply and diesel generator set in the security section of the power plant │ │ Comparison and debugging of the power plant security power supply system │ │ Simulation research of voltage mode step-down switching power supply │ │ Forming process and mold design of electrical switch terminals │ │ Electromagnetic lock for door of complete set of electrical switch equipment │ │ Design of electric field induction low-power power supply │ │ Application of electronic power switches in automotive electrical systems │ │ Application of electronic multi-connection switches in the Chinese Embassy in Kenya │ │ Development of high-voltage side power supplies for electronic current transformers │ │ Application of electronic proximity switches in limit safety devices of pipelayers │ │ Application of arc light protection in medium and low-voltage switchgear and busbar protection │ │ Application of arc light protection system in medium and low voltage switchgear │ │ Application of new inductance testing method in switched reluctance motor detection │ │ Analysis of power supply mode of electronically controlled engine ECU │ │ Impact of corona separator high-voltage power supply stability on electrical selection indicators │ │ Research on safety switch performance detection system of elevator control system │ │ Discussion on selection of AC and DC power supplies for electrified railway signal power supply │ │ Power supply design of electrically heated turnout snow melting system for electrified railways │ │ Research on online detection of partial discharge in high-voltage switchgear by current sensor │ │ Loop compensation design of current-type flyback switching power supply │ │ Calculation and digital implementation of optimal PWM switching angle of current harmonics │ │ Selection of power supply scheme and voltage regulation method for electroslag remelting furnace │ │ Failure mode analysis of power supply SPD backup protection device │ │ Power SPD online operation safety issues and solutions │ │ Analysis of power supply and power grid investment ratio │ │ Power supply professional English vocabulary classification management dictionary structure design │ │ Application of power supply and environmental monitoring system on Wugang intercity railway │ │ Research on current sharing technology of power supply parallel system │ │ Application of power supply rapid switching device in substation system │ │ Application of power supply rapid switching device in Qilu Petrochemical power system │ │ Application of power supply rapid recovery system in coal mine power supply │ │ Application of power supply expansion optimization model in planning and design of pumped storage power station │ │ Research and development of remote control and management system for power control device │ │ Design of injection mold for power plug-in shell │ │ Selection and use of power supply surge protectors │ │ Discussion on the problems of power leakage switches and filters in the use of CNC machine tools │ │ Realization of performance of permanent equipment in power stations │ │ Realization of an intelligent upgrade scheme for power supply systems │ │ Discussion of thermoplastic elastomer SEBS for power cords │ │ Application of power carrier control module in the shearer of Shangyi Mine │ │ Power connector panel stamping process and progressive die design │ │ Analysis and improvement of the causes of microcontroller crash caused by power supply problems │ │ Analysis of the impact of power supply zero-ground voltage on subway communication signal system │ │ Key technologies to be solved for the development of adaptive energy-saving pulse power supply for wire EDM │ │ Research on discharge gap characteristics of wire EDM energy-saving pulse power supply │ │ Renovation design of 33kV high-voltage switch cabinet system of electric furnace transformer │ │ Structural design of electromagnetic power generation and dynamic simulation analysis of output power │ │ System grounding of electromagnetic interference and power supply │ │ Development of electromagnetic reversing switch │ │ Research on the impact of electromagnetic pulse conduction interference on switch triggering system │ │ Optimization and experimental research of electromagnetic riveting equipment power supply system │ │ Cable demarcation load switch controller fault judgment algorithm │ │ Design of high-voltage power supply in cable insulation resistance tester │ │ Analysis of faults in power grids affected by distributed power supplies │ │ Research on performance analysis and improvement of TA energy harvesting power supply for power grid monitoring equipment │ │ Discrete domain modeling and simulation of harmonic power supply for electric energy measurement │ │ Key points in stamping die design for computer series power boxes │ │ GIS switch technology transformation of electrolytic aluminum power supply rectification system │ │ High-frequency power supply transformation of electrostatic precipitator │ │ Detection design of resonant current zero-crossing signal of electrostatic precipitator high-frequency power supply │ │ Design of disk-type non-excitation tap-changer │ │ Selection and calculation of UPS power supply in DC drive system │ │ Design of DC adjustable regulated power supply and Proteus simulation application │ │ DC switching power supply under-voltage protection circuit │ │ Analysis of the tripping and shutdown accident of the generator excitation switch caused by DC grounding │ │ Development of DC digital regulated power supply │ │ Practice of updating DC bus short-circuit switch │ │ Design of special power supply for DC motor servo drive │ │ Research on DC power supply calibration method │ │ Analysis of common faults of DC regulated power supply │ │ Power supply design of DC inverter ammonia arc welding machine │ │ Design of linear motor servo drive switching power supply system │ │ Research on early fault detection and zero-crossing prediction method of phase-controlled switch │ │ Design and production of shield tunnel wireless communication relay power supply │ │ Discussion of vacuum switch operation overvoltage and its protection measures │ │ Research on statistical analysis of vacuum switch operation overvoltage │ │ Application of vacuum on-load tap changer in high-voltage DC converter transformer │ │ Research and development of vacuum on-load tap changer │ │ Circuit analysis of vacuum contact transfer switch │ │ Correcting the switching function to improve the reliability of AC-AC matrix converter │ │ Development of CNC pulse power supply for short arc machine tools │ │ Design of power supply protector for petroleum earthquake explosion machine │ │ Implementation scheme of remote control of the charging and discharging function of mine safety monitoring backup power supply at the ground center station │ │ Analysis of the necessity of adding a voltage loss delay to the power supply switch of the local fan in the mine │ │ Technical transformation of the stable voltage power supply of the mining lamp stand │ │ Charging design of high-power EPS power supply for mining │ │ Design of emergency power supply frequency conversion control system for local fans in mines │ │ Comparison of discrete methods for simulation design of mine emergency power inverter │ │ Design and verification of key parameters of mine emergency power supply explosion-proof housing │ │ Two anti-locks of mine switch │ │ Design and application of mining intelligent dual-circuit feed switch │ │ Explosion-proof research on electromagnetic switch of mining vehicle starter│ │ Quality control and analysis of cast-type magnetic proximity switches for mining │ │ Development and application of mining power supply rapid switching devices │ │ Prevention and treatment of malfunctions of mining combination switch control actuators │ │ Design of comprehensive protection interface modules for mining combination switches │ │ Research on current protection of mining combination switches │ │ Design and application of mine explosion-proof frequency conversion switches │ │ Development of intelligent protectors for mine explosion-proof switches │ │ Promotion and use of mine explosion-proof dual power high-voltage load switches │ │ Promotion and use of mine explosion-proof intelligent vacuum feed switches │ │ Application analysis of mine explosion-proof vacuum feed switches │ │ Improvement of the stability of electronic plug-ins in mine explosion-proof switches │ │ Several issues that should be paid attention to when using mine feed switches │ │ Reasonable setting of mine feeder switch leakage protection action value │ │ Discussion on mine feeder switch leakage protection │ │ Anti-interference technology design of mine high-voltage switch intelligent protector │ │ Arc monitoring and protection system of mine high-voltage switch cabinet │ │ Research on mine high-voltage distribution switch controller │ │ Research on characteristics of all-optical switch of carbon nanotube composite materials │ │ Improvement and application of magnetic switch remote control circuit │ │ Analysis of generator demagnetization and tripping accident caused by false tripping of magnetic field switch │ │ Research on abnormal triggering of magnetic float level switch │ │ Research on switching power amplifier of magnetic levitation linear feed unit system │ │ Optimization design of excitation power supply and signal acquisition and processing system of magnetron submerged arc welding seam system │ │ Design of single power supply signal conditioning circuit for magnetoelectric speed sensor │ │ Analysis of voltage transformer burnout failure far away from the power supply │ │ Reasons and solutions for current carrying in removable medium-voltage switchgear │ │ Application of changing low-voltage feed switch to low-voltage protection box in mobile substation │ │ Research on flexible application of program-controlled DC power supply │ │ Common faults and solutions of program-controlled dispatch switch communication power supply │ │ Stable current power supply and its application │ │ Development of early detection device for internal faults in air-insulated switchgear │ │ Application of space vector pulse width modulation in three-phase inverter power supply │ │ Application of Lihua communication management machine in communication power supply monitoring system │ │ Analysis and improvement of the causes of undervoltage tripping action of station low-voltage switch │ │ Treatment of arc failure caused by plasma welding power supply │ │ Design of high-speed steady current control system for plasma power supply │ │ Plasma power supply: Air/Multiple Gas Combination Plasma Precision Cutting Solution │ │ Simple and effective power-off prompt line scheme │ │ Brief analysis of the improvement of signal power quality │ │ Brief discussion on the determination of power supply location in the overall layout of the vehicle │ │ Brief discussion on the experience and lessons of replacing station communication power supply equipment │ │ Brief discussion on the hazards and management of power supply harmonics │ │ Characteristics of the inner tube and movable contact mechanism of the tubular switch │ │ The bevel gear intermediary mechanism of the tubular switch │ │ The integrated movable contact combination mechanism of the tubular and cage tap changer │ │ The fixed contact of the tubular switch and its optimized design software │ │ Design of the switch control device of the intelligent ventilation window in the grain depot │ │ Design of the infrared intelligent remote control switch │ │ New SHEPWM switching scheme for cascaded H-bridge multi-level inverter │ │ Research on switching angle of cascaded multi-level inverter │ │ Simulation of composite power supply energy management for pure electric vehicles │ │ Research on cam mechanism in wire-controlled shift switch │ │ Research on load switch contact structure for combined transformer │ │ Research on combined high-power inverter power supply control system │ │ Research on the power distribution application of combined fuses │ │ Research on CT energy harvesting power supply combining supercapacitors and lithium batteries │ │ Influence of the deterioration of insulating oil on on-load tap changers │ │ Design of high-voltage controllable power supply and range switching circuit for insulation resistance tester │ │ Failure analysis and improvement of switching power supply for relay protection │ │ Fault analysis and comprehensive technical transformation of combined switch on mechanized working face│ │ Integrated power supply system scheme design of KYEEONKYEEWA Hydropower Station in Myanmar│ │ Construction organization design of Myitsone Chipei Power Station in Myanmar│ │ Construction technology of unstable surrounding rock in the diversion tunnel of Myanmar Power Station│ │ Shortening the unit start-up time of the 204 switch synchronization point of Longkou Hydropower Station│ │ Research on DC-DC switching converter considering ESR│ │ Research on the optimal layout of distribution network tie switches considering distributed photovoltaic access │ │ Comprehensive planning of distribution network considering distributed power sources and demand side response │ │ Research on islanding detection method considering multiple distributed power sources │ │ Grid-connected distributed power source site selection and capacity planning considering timing characteristics and environmental costs │ │ Optimal configuration of distributed power sources considering power quality │ │ Secondary system design scheme for the 132kV switch station of MAGWAGWA Hydropower Station in Kenya│ │ The appearance and improvement of the tape emergency stop switch │ │ Application of energy harvesting power supply in the petroleum industry │ │ Research on the application of power electronic load for energy self-circulation in low-voltage switch testing │ │ Pulse metal arc welding power source - arc system modeling and simulation │ │ Research on pulse magnetron sputtering power supply control strategy │ │ Analysis of the causes of misoperation of differential protection of desulfurization working power supply and rectification plan │ │ Analysis and improvement of the reason why the 6kV switch of the desulfurization system cannot be opened │ │ Development of high-power switching power supply for automatic vertical drilling system │ │ Research and design of automatic take-up laptop power supply │ │ Design and implementation of matrix switch in automatic test system │ │ Development of automatic compensation AC stabilized power supply │ │ Application of automatic transfer switch in security PC of thermal power plant │ │ Application of automatic transfer switch electrical appliance (ATSE) in the design of power system of You'an Lagao Hydropower Station │ │ Design of automatic frequency tracking intermediate frequency power supply │ │ Research progress of aerospace power supply technology │ │ Reliability analysis of aviation ground power supply detector │ │ Design of energy-saving medium frequency power supply smoothing reactor │ │ Research status and analysis of energy-saving EDM pulse power supply │ │ Selection of backup power supply capacity for accidents in Halu and Baihe wind farms │ │ Discussion of emergency starting methods of battery power supply │ │ Analysis of bypass operation of 110kV line switch in Zangzhong Power Grid │ │ Analysis of problems existing in the butterfly valve switching process │ │ Screw pump switched reluctance ground direct drive device │ │ Planetary gear switch transmission dynamics simulation │ │ Matching design of travel switch and proximity switch in CNC system │ │ Analysis of reasons for poor switching of cracking furnace switching valve │ │ Research on grounding switch selection for Xining-Riyueshan 750kV double-circuit line on the same tower │ │ Installation and maintenance of Xidel power supply surge protection box │ │ Treatment of busbar heating failure of high-voltage switch cabinet in Xixi Power Station │ │ Method to solve the problem of mis-pull of double-bus connection bus tie switch during reverse bus operation │ │ Troubleshooting of Jiefang J6 exhaust brake indicator light not controlled by switch │ │ Contact switch swing push rod progressive die design │ │ Optimal configuration of distributed power sources taking into account uncertainty and harmonic distortion │ │ Calculation of forward-backward power flow in distribution network taking into account distributed power sources │ │ Research on reactive power flow optimization of distribution network taking into account distributed power sources │ │ Electromagnetic transient simulation interpolation algorithm taking into account multiple switches │ │ Design of auxiliary power supply for computer interlocking system │ │ Discussing the setting of leakage protector at the main incoming line of residential power supply │ │ Design and simulation of DPC controller of VSC-HVDC system with new double switch table │ │ Necessity of setting up fire equipment power supply monitoring system │ │ Accident analysis of 3/2 main wiring switch tripping caused by misoperation │ │ Design of amplitude modulated capacitive displacement sensor switch detection circuit │ │ Impact of debugging error on the performance of GW4 isolation switch product │ │ Talking about the application of EPS emergency power supply devices in civil buildings │ │ Talking about some factory tests of low-voltage complete switchgear products │ │ Talking about DC resistance test after adjustment of tap changer │ │ Talking about the selection of dual power conversion switching appliances │ │ Talking about the development of mine explosion-proof combined switch control station │ │ Talking about the safety clearance issue of high-voltage switch cabinets │ │ Resonant series switched capacitor DC/DC converter │ │ Research on impact oscillation of resonant soft-switching inverter circuit │ │ Implementation and research of soft switching in resonant wireless power transmission system │ │ Design of resonant wireless power transmission soft-switching high-frequency inverter │ │ Research on resonant load full-bridge inverter PSPWM & PDM soft switching control │ │ Load switch_Calibration of transfer current of fuse combination appliances │ │ Application of load switch in 110kV reactive power compensation equipment of UHV Nanyang Station │ │ Application and analysis of load switch in Liantang Station │ │ Design and optimization of manual disengagement structure of load switch motor operating mechanism │ │ Renovation of 35kV switchgear equipment in Zhaoshandu Hydropower Plant │ │ Structural improvement of starter electromagnetic switch │ │ Discussion of crane lighting power supply │ │ Application of ultrasonic switch │ │ Analysis and optimization scheme of transmission characteristics of ultrafast photoconductive switch │ │ Design of linear drive power supply for giant magnetostrictive actuator │ │ Research on bidirectional controllable constant current drive power supply for giant magnetostrictive actuator │ │ Super Claus sulfur recovery device main fan interlocking system and power supply transformation │ │ Research on the application of supercapacitor in navigation mark solar power system │ │ Key technology and topology analysis of super audio frequency pulse TIG welding power supply │ │ Technical transformation application of the control circuit of the generator outlet switch cabinet of Jianjiawan Hydropower Station │ │ Introduction to the JK9 series panel-mounted universal switch for automobiles │ │ Research on ISAD system control of automotive switched reluctance motors │ │ Research and experience summary on platform solutions for automotive electrical switching systems │ │ Analysis and design of automotive 24V to 5V switching power supply │ │ Research on vehicle low-voltage power management systems │ │ Design scheme for synchronous cut-off of vehicle signal power supply and synchronous power supply │ │ Example solution of vehicle grid-type power supply circuit │ │ Rail transit vehicle-mounted intelligent emergency power supply system │ │ Research and design of automatic docking device for wheeled mobile robot autonomous charging power supply │ │ Implementation of soft-switching half-bridge DC-DC converter and control method │ │ Soft-switching bipolar high repetition frequency high-voltage pulse source │ │ Research status of soft-switching inverter arc welding power supply │ │ Research status of soft-switching inverter arc welding power supply │ │ Research on the basic theory of soft switching │ │ Two-stage continuous PWM control method of soft switching inverter arc welding power supply │ │ Research and development of light touch button switch reliability test device │ │ Design of car emergency starting power supply system │ │ Design of auxiliary multi-functional power supply │ │ Analysis and treatment of auxiliary power supply device discharge circuit fault analysis and treatment │ │ Analysis and prevention of fracture causes of radiation switch pillar porcelain insulator │ │ Analysis of the overstep tripping event of the 6kV power switch for coal transportation │ │ Design of power supply for emergency repair of transmission lines │ │ Maintenance optimization of power supply chassis of process instrument cabinet system │ │ Design of remote DC power supply system and its parameter selection │ │ Design and implementation of remote computer power supply control system │ │ Research on switch circulation of inverter parallel system │ │ Research and development status of inverter arc welding power supply │ │ Improvement of the fixed contact structure of the selector switch │ │ Communication construction project budget quota Volume 1 Communication power supply equipment installation project │ │ Optimized design of communication DC power supply intelligent switching screen │ │ Reduce the main fan downtime rate through "one-key switching" transformation and the addition of UPS power supply │ │ Research on the application of speed switch damper in the seismic design of bridges │ │ Avoiding a capacitor switch vacuum bubble explosion accident │ │ Zhengzhou North marshalling station distributed intelligent switch control system solution │ │ Design of distribution automation switch intelligent controller │ │ Optimization method of self-supply power supply wiring of distribution network distribution (switching) station │ │ Analysis of the causes of low-voltage switch tripping in mining area substations │ │ Single-phase SPWM inverter power supply controlled by interference observer PI│ │ Practice of using bypass and line switches in series to serve as temporary bus loops │ │ Research on energy storage and power management circuits using magnetoelectric self-supply │ │ Electronic current transformer high-voltage side power supply using compensation technology │ │ Optimization design of mechanical switch for heavy-duty vehicle gearbox │ │ Field photovoltaic power automatic control system │ │ Measures to strengthen the metal-enclosed switchgear interlocking device and improve operational reliability │ │ Design of AC square wave power supply for rail flash welding │ │ Development of ground variable frequency power supply for drilling shaft wall corers │ │ Optimization of power supply design in railway signals │ │ Design and implementation of redundant power supply control system for railway signals │ │ Discussion on the safety performance of railway signal power supply │ │ Research on the ground power supply system of railway EMU maintenance depot │ │ Analysis of operating power supply of railway intelligent box-type substation │ │ Discussion on the design scheme of shared power supply for railway power and traction substation │ │ Analysis and improvement of main-standby switching failure of railway electronic 25Hz power module │ │ Research on railway power supply and environmental monitoring system │ │ Application and analysis of video monitoring technology for railway communication signal power supply │ │ Discussion on the unified structural design of railway passenger car power supply device │ │ Improvement of railway vehicle comfort instrument power supply system │ │ Anti-welding performance of copper-based electromagnetic switch contact material │ │ Exploration and practice of copper electrolysis periodic reverse rectification power supply │ │ Research on short-circuit switching arc system for copper electrolysis │ │ Improvement and perfection of the "five prevention" interlocking of armored removable AC metal-enclosed switchgear │ │ Research on the improvement method of switch interlocking logic in Yinchuan East ±660kV converter station │ │ Measurement of boiler drum water level and application of differential pressure switch │ │ Failure analysis of electric contact pressure switch of boiler ash removal device │ │ Incorrect wiring leads to failure of the rising limit switch │ │ Research on the application of bonding diagram in modeling and dynamic simulation of high-speed switching valves │ │ Changan Yuexiang car power supply/electrical junction box/grounding point │ │ Application of power supply quick-cutting device for main ventilator in Changping Coal Mine │ │ Analysis of the causes of abnormal tripping of the 220kV high-voltage switch of Changzhou Hydropower Station │ │ Application of valve-regulated sealed lead-acid batteries in the communication power supply system of the middle line of the South-to-North Water Diversion Project │ │ Threshold switching filter design and its implementation in image denoising │ │ Four anti-mislocking circuit designs to prevent the parallel operation of three power supplies in 10kV switch stations │ │ Discussion on measures to prevent misoperation of isolation switches │ │ Analysis and countermeasures for welding quality of explosion-proof switch housing sealing cover │ │ Explosion-proof vacuum feed switch modular design │ │ Anti-electrolysis micro-EDM pulse power supply design │ │ Anti-electrolysis intelligent micro-EDM pulse power supply design │ │ Measures to prevent high temperature damage to the insulation of travel switch cables │ │ Application of paddle level switch in fine powder separator silo │ │ Application of flame-retardant and thermally conductive silicone rubber insulating coating in high-voltage switch cabinets │ │ Research and design of gyroscope medium-frequency inverter power supply filter parameters │ │ Analysis of the influence of gyro power supply on gyro north-finding results │ │ Attachment 4: Technical standards for AC isolating switches and grounding switches (with preparation instructions) │ │ Attachment 5: Technical standards for gas-insulated metal-enclosed switchgear (with preparation instructions) │ │ Design and research of ceramic edge-grinding ultrasonic processing power supply │ │ Safety analysis and countermeasures for auxiliary grounding of explosion-proof low-voltage AC vacuum feed switches │ │ Simulation analysis of explosion-proof high-power switched reluctance motors │ │ Research on open phase protection of explosion-proof switches │ │ Optimal control of switching losses of isolated three-phase grid-connected inverter │ │ Isolated switching inductor quasi-Z source inverter │ │ Analysis of abnormal conditions of the primary part of the isolating switch │ │ Analysis and treatment of causes of insufficient closing of the isolating switch │ │ Brief analysis of the impact of transient overvoltage on the charging current of the isolating switch switching busbar │ │ Analysis of the current conversion capability of the switching bus current of the isolating switch │ │ Breakage analysis of the isolating switch arm link │ │ Isolating switch maintenance analysis │ │ Application of the isolating switch status joint control display device │ │ Analysis of the impact of the isolating switch arc model and parameters on the ultra-fast transient overvoltage simulation results │ │ Common faults and maintenance technology of the isolating switch │ │ Development of a live maintenance and cleaning platform for the isolating switch contacts │ │ Analysis and treatment of overheating failure of isolating switch │ │ Installation of isolating reversing switch in the housing and design of related components │ │ Analysis of key factors and countermeasures of centralized uninterruptible power supply in the application of urban rail transit │ │ Design of centralized BCM body electrical control module power management system │ │ Chevrolet Jingcheng electronic vacuum booster pump switch failure │ │ Application of zero-voltage switching multi-resonant converter in train on-board power grid │ │ Zero-voltage zero-current resonant pole soft-switching inverter │ │ Passive control of zero-current switching quasi-resonant Boost converter │ │ Principle and maintenance of Renault Koleos power distribution and switch protection unit (UPC) │ │ Design and application of Qinghai-Tibet power train power detection system │ │ Research on optimized fuzzy neural network PID control of static variable power supply │ │ Development and application of three-phase high-voltage power supply technology for electrostatic precipitators │ │ Heat dissipation analysis and experimental research of silent power supply vehicle on-board generator set │ │ A 500kV switch tripping accident caused by misoperation of non-all-phase relays │ │ Design of programmable high-frequency power supply for asymmetrical machining wire EDM│ │ Research on energy-saving dual-channel MOSFET pulse power supply by EDM milling of non-conductive materials │ │ Component charge state variable analysis method of non-ideal switched capacitor network │ │ Simplified model for switch-oriented reliability assessment of complex distribution network │ │ Prefabricated substation medium and high_Protection of transformers by low-voltage switching equipment │ │ Intelligent design of wind power inverter power supply │ │ Research and design of AC and DC integrated power supply for wind farm step-up substation │ │ Failure analysis of constant speed transmission device of aircraft main power system │ │ Research on switched reluctance control strategy for flywheel energy storage system │ │ Discussion on application issues of feed switch leakage protection │ │ An example of a burn-through accident of the explosion-proof enclosure of a feed switch│ │ Design of high power factor flyback switching power supply transformer│ │ Research on high power switching electroplating power supply with high power factor│ │ Selection and verification of high-voltage AC load switches and fuses│ │ Research on high-voltage dual power supply intelligent control system│ │ Implementation of over-current protection circuit for high-voltage high-power inverter power supply│ │ High-voltage large fast switch blind plate │ │ Application of high-voltage switch online monitoring system │ │ High-voltage switch room intelligent anti-condensation system │ │ Design improvement of high-voltage switch circuit breaker spring hydraulic operating mechanism control valve │ │ Simulation analysis of TEV signal in high-voltage switch cabinet │ │ Establishment and system integration of computer-aided design system for main busbar of high-voltage switch cabinet │ │ Analysis and prevention of safety risks in high-voltage switch cabinet operations│ │ Development of infrared temperature monitoring system for joints in high-voltage switch cabinets│ │ Online monitoring system for insulation faults in high-voltage switch cabinets│ │ Development and application of high-voltage switch cabinet partial discharge live detection test platform│ │ Research and monitoring of high-voltage switch cabinet partial discharge characteristics│ │ New digital temperature online monitoring system for high-voltage switch cabinets│ │ Research and application of new anti-condensation system for high-voltage switchgear │ │ Research on passive wireless temperature monitoring system for high-voltage switchgear │ │ Research on wireless temperature measurement system for high-voltage switchgear │ │ Research and networking of wireless temperature measurement system for high-voltage switchgear │ │ Design of wireless temperature measurement system for high-voltage switchgear │ │ Design of active wireless temperature online monitoring system for high-voltage switchgear │ │ Analysis of noise generation and noise reduction measures of high-voltage switchgear bus bridge│ │ Design of high-voltage switchgear busbar temperature rise online measurement device │ │ Research on online monitoring of high-voltage switchgear temperature │ │ Design of remote online monitoring system for high-voltage switchgear temperature │ │ Application of high-voltage switchgear point-type optical fiber temperature measurement system in the power grid │ │ Research on application technology of retrofitting high-voltage switchgear overvoltage protector │ │ Development of high-voltage switch video monitoring system │ │ Analysis and optimization of high-voltage switch contact collision based on virtual prototyping technology │ │ High-voltage switch equipment design principles and problem analysis │ │ High-voltage switch anti-jump circuit anomaly analysis and improvement of test methods │ │ High-voltage switch static contact forming process analysis and extrusion die design │ │ High-voltage intelligent switch to quickly switch different attributes load control strategy │ │ Improvement of the locking of the operating handle of the isolation switch in the high-voltage cabinet │ │ Development of arc-extinguishing trigger switch for high-pressure liquid phase treatment of organic wastewater │ │ Design and experimental study of high-voltage DC switching power supply │ │ Experimental study of electromagnetic transient characteristics of converter valve switch in high-voltage DC converter station │ │ Operation and maintenance of high-voltage load switch │ │ Research and development of microcomputer comprehensive protection device for high-voltage explosion-proof switch │ │ Research and application of microcomputer protection measurement and control unit of high-voltage explosion-proof switch│ │ Research on parametric modeling and rapid configuration of high-voltage isolating switch│ │ Analysis and transformation of reasons for excessive contact resistance of high-voltage isolating switch│ │ Research on fuzzy PID control strategy of ambient temperature and humidity in high-voltage isolating switch control box│ │ Maintenance methods and technology of high-voltage isolating switch│ │ Research on intelligent control strategy of contact movement of high-voltage isolating switch│ │ Test of the pressure of the contact finger of the high-voltage isolating switch│ │ Development of on-site thickness measurement technology for the silver-plated layer of the contact finger of the high-voltage isolating switch│ │ Design research of plateau overhead outlet 27.5kV gas insulated switchgear│ │ Development of high-capacity transponder power supply│ │ High-density electrical multi-channel conversion system switch design│ │ High-efficiency switching power supply design - high-efficiency switching power supply design ideas│ │ Design of high-efficiency ultra-low harmonic LED lighting drive power supply │ │ Development and application of high-intelligent monitoring pulse electroplating power supply │ │ Research and discussion on high-altitude medium-voltage circuit breakers and switch cabinets │ │ Development and application of multi-functional integrated emergency power supply for blast furnace gas transmission systems │ │ High-stability bidirectional reversible single-molecule photoelectronic switch │ │ Development of high-precision supercapacitor charging power supply │ │ Design of manual pneumatic damper switch for high negative pressure mines │ │ Research on variable polarity welding power supply for high-speed trains │ │ High-speed and large-flow two-position three-way switching solenoid valve │ │ Solenoid design of high-speed switching digital valve │ │ Exploration of the application of high-speed switching solenoid valve in military engineering machinery │ │ Simulation study of injection hydraulic system of high-speed switching valve pilot control injection molding machine │ │ Research on static characteristics of typical combination control valve body of high-speed switching valve │ │ Performance study of piezoelectric driver of high-speed switching valve │ │ Research on characteristics of high-speed switching valve controlled cartridge valve │ │ Adaptive robust control of high-speed switching valve controlled pneumatic position servo system │ │ Experimental study of flow characteristics of high-speed switching valve │ │ Research on hydraulic power compensation of high-speed switching valves │ │ Feasibility of using high-speed switching valves in position control systems │ │ Research status of high-speed switching valves │ │ Directly controlled closed-loop hydraulic synchronization system for high-speed switching valves │ │ Broadening of the effective duty cycle working range of high-frequency pulse width modulation control of high-speed switching valves │ │ Simulation research on high-speed electromagnetic switching valves controlling axial piston pumps │ │ Research on static characteristics of high-speed electromagnetic switching valve │ │ Design of electrolysis-strengthened power supply for high-speed steel cutting tools │ │ Implementation of high-frequency transformer secondary series switching power supply │ │ Design of fuzzy internal model PID controller for high-frequency switching power supply │ │ Application of high-frequency power supply in electrostatic precipitator │ │ Development of high-frequency pulse electrolytic machining power supply │ │ Research and design of high-frequency inverter power supply control and drive module │ │ Design of main electrical wiring of 220kV switch station of Longkou Conservancy Hub │ │ │ ├─70 episodes of switching power supply papers│ │Number of files.txt │ │ │ └─First episode of switching power supply papers│10 kV high-voltage switch cabinet failure analysis and equipment quality supervision│ 10kV central voltage-regulating composite on-load tap-changer│ Safety hazards and modifications of 10kV central-mounted switchgear│ Development of 10KV solid on-load tap-changer│ Research on the application of infrared online monitoring system for 10kV closed switchgear│ Improvement of safety measures for 10kV closed high-voltage switchgear│ Partial discharge measurement and defect analysis of 10kV switchgear│ 10kV switch cabinet handcart failure case analysis │ 10kV switch cabinet circuit breaker handcart contact heat treatment │ 10kV switch cabinet burning accident analysis │ Analysis and exploration of 10kV switch cabinet maintenance and technical transformation strategies │ 10kV complete set of switch cabinet comprehensive prevention and improvement measures to prevent accidental locking │ 10kV outdoor isolation switch installation and operation strategy │ Application of 10kV overhead line local type feeder automation switch │ 10kV removable switchgear interlocking design │ Improvement of 10kV armored removable switchgear circuit breaker handcart remote control │ 10kV high-voltage switchgear busbar lightning arrester wiring mode modification │ 10kV high-voltage switchgear anti-jump circuit application problem analysis and prevention │ Installation and application of infrared window of 10~35kV metal armored enclosed high-voltage switchgear │ Analysis and improvement of "500kV switch disconnection and full stop" protection misoperation under 3/2 wiring mode │ Solution to single-phase permanent fault of current transformer of current transformer under 3/2 wiring mode │ Research on direct torque control system of 5-phase switched reluctance motor │ Analysis of 6 kV F＋C switch opening and closing abnormality │ Renovation of 6kVFC switch control circuit│ Analysis of short circuit accident of 6kV switch outlet cable│ Analysis and solution of 6kV switch refusal to operate accident│ Analysis and circuit improvement of 6kV switch refusal to operate│ Difference between GB type test standard and IEC standard for 6kV switch equipment│ Analysis and treatment of causes of breakdown of insulation sleeve of 6kV high-voltage switch cabinet│ Improvement of communication line of 6kV high-voltage switch cabinet│ └─5.4 Switching power supply courseware position switch.ppt Switch and circuit breaker.ppt Vacuum switch lecture notes.ppt