English — Forum #274 (Page 70/77)

1. R22 liquefaction process in low-temperature water (10℃) units - HCBBS Forum
2. Dry gas seal - HCBBS Forum
3. What causes bubbling on the inner wall of the reactor vessel head? - HCBBS Forum
4. The three-stage pressure of the reciprocating compressor is high; it’s not just a simple case of high pressure – I need help, urgently! ! - HCBBS Forum
5. Mechanical seal compression amount - HCBBS Forum
6. Solution to the causes of surge in axial flow fans - HCBBS Forum
7. Mechanical seal knowledge training PPT - HCBBS Forum
8. Differences between 46-grade anti-wear hydraulic oil and 46-grade turbine oil - HCBBS Forum
9. Issues with steam extraction from turbine condensers - HCBBS Forum
10. Hydraulic coupling - HCBBS Forum
11. Compressor parallel connection issue - HCBBS Forum
12. Does having the same compression ratio in each stage of the compressor save energy? - HCBBS Forum
13. Stirrer current fluctuations - HCBBS Forum
14. Why isn’t the pressure in the cylinder behind the turbine allowed to be too high - HCBBS Forum
15. Mixing of the liquid inside the tank - HCBBS Forum
16. The GEA Kié screw compressors are doomed to seize up - HCBBS Forum
17. Energy-saving renovation of reciprocating compressors - HCBBS Forum
18. Compressor oil filter - HCBBS Forum
19. Meaning of digits and letters in turbines - HCBBS Forum
20. Do reciprocating compressors have something called an oil scraper? Where is it located and what is its function? - HCBBS Forum
21. Where does a reciprocating compressor require lubricating oil? - HCBBS Forum
22. Problem of material accumulation at the bottom of the cyclone separator - HCBBS Forum
23. Issues related to the compressor high-voltage inverter - HCBBS Forum
24. Is there a distinction between two types of welder’s certificates? - HCBBS Forum
25. Shanghai Dalong High Voltage - HCBBS Forum
26. In API610, cantilever types are divided into rigid coupling drive and coaxial drive - HCBBS Forum
27. What kind of valve is this? What’s the use of it? ? - HCBBS Forum
28. CNG compressor - HCBBS Forum
29. A Few Things About Barracuda Learning* (Barracuda Use Cases) - HCBBS Forum
30. Calculation of enthalpy value after heating normal-temperature air - HCBBS Forum
31. I’m looking for methods to achieve dynamic balance of fans. Thank you all, teachers, for your help! - HCBBS Forum
32. High temperature of the rear bearing of the reciprocating compressor motor - HCBBS Forum
33. Why is the feed end of the Kinsey Borey bearing burning so severely? - HCBBS Forum
34. The turbine rotor is in operation - HCBBS Forum
35. Materials for the 5th National Users’ Conference on Chlorine Turbine Compressors - HCBBS Forum
36. Criteria for distinguishing rolling bearings - HCBBS Forum
37. Let’s discuss how to distinguish between blowers and exhaust fans - HCBBS Forum
38. What is considered a normal amount of water leakage from the mechanical seal? - HCBBS Forum
39. Sealing issues of pressure transmitters after filling with oil - HCBBS Forum
40. Share multiple images: Converting the waste heat from air compressors into free hot water for bathing in factory dormitories - HCBBS Forum
41. Problems with petrochemical and coal chemical equipment - HCBBS Forum
42. Modification of air compressor guide vanes - HCBBS Forum
43. SKF bearing model issues - HCBBS Forum
44. The path of independent innovation in utilizing waste heat from air compressors from a brand-thinking perspective - HCBBS Forum
45. Selection of blind plate thickness for pipeline pressure testing - HCBBS Forum
46. Gate valve packing graphite ring problem - HCBBS Forum
47. Which domestic manufacturer does a good job in providing magnetic drive systems for reaction vessels? - HCBBS Forum
48. Is the packing wear in reciprocating compressors related to trace impurities in the medium? - HCBBS Forum
49. What is vapor lock? - HCBBS Forum
50. Granulator maintenance - HCBBS Forum
51. How should a plant-wide overhaul be coordinated and planned? - HCBBS Forum
52. Turbine Science* - HCBBS Forum
53. Besides Shaanxi Blower and Shenyang Blower, which other companies are good at manufacturing centrifugal blowers? - HCBBS Forum
54. Guess the device – what is it? - HCBBS Forum
55. How does this solenoid valve on the chiller work? - HCBBS Forum
56. Everyone, please help take a look at the surge line curve - HCBBS Forum
57. Question: Why is a safety valve installed on the reciprocating oil sump in addition to a breather? - HCBBS Forum
58. Seek process flow and equipment information for acetic acid production plants - HCBBS Forum
59. Problems with the oil system of reciprocating compressors - HCBBS Forum
60. What is the maximum outlet pressure of a reciprocating compressor? - HCBBS Forum
61. Must a nitrogen compressor be able to be placed outdoors? - HCBBS Forum
62. Packing seal for the piston rod of a reciprocating compressor - HCBBS Forum
63. Clearance between fan bearing and bearing housing - HCBBS Forum
64. Analysis of the reasons for high current during the operation of the MPS130G roller mill - HCBBS Forum
65. (Urgent) Coupling alignment standards - HCBBS Forum
66. Fittings - HCBBS Forum
67. What are the safety hazards associated with the long-term operation of steam turbines? - HCBBS Forum
68. Combustion air fan - HCBBS Forum
69. overlap coefficient - HCBBS Forum
70. Is it better to increase the rotational speed, or to increase the blade diameter? - HCBBS Forum
71. Is your home’s drainage system made of cast iron pipes or plastic pipes? - HCBBS Forum
72. Is operating a reciprocating fresh hydrogen compressor at 50% load harmful to the compressor? - HCBBS Forum
73. Movable Equipment Management - HCBBS Forum
74. Where can I buy oil hydrogenation units? - HCBBS Forum
75. What are the advantages and disadvantages of cast iron fans compared to fans made from welded steel plates? - HCBBS Forum
76. The fan belt in air conditioning units often breaks - HCBBS Forum
77. Explanation of the theory of energy conservation in engines - HCBBS Forum
78. What is the nature of the load variation in a reciprocating compressor unloader? - HCBBS Forum
79. Mechanical seal flushing scheme - HCBBS Forum
80. After power is supplied to the screw compressor, the computer screen shows a main unit fault - HCBBS Forum
81. For high-viscosity liquids, what flushing scheme should be used? - HCBBS Forum
82. Why are there normal and maximum values for the water consumption of the main motor’s cooler? - HCBBS Forum
83. Question about greasing! - HCBBS Forum
84. Questions regarding the calculation of gas flow rate and discharge volume - HCBBS Forum
85. The doubt regarding whether the pressure reduction of natural gas is endothermic or exothermic - HCBBS Forum
86. High exhaust temperature in an oil-free air compressor? Do you know the causes of these failures? - HCBBS Forum
87. The problem of negative pressure extraction in catalytic cracking compressors - HCBBS Forum
88. The outlet pressure of the reciprocating machine is low - HCBBS Forum
89. Compressor pipeline pressure drop and whether it is under centralized control - HCBBS Forum
90. New energy-saving ideas: Creative approaches to improving the COP of chiller units through energy savings - HCBBS Forum
91. Compressor housing water injection valve - HCBBS Forum
92. For reciprocating compressors, are there any standard requirements regarding the leakage rate of the oil scrapper rings? - HCBBS Forum
93. Compressor axial force - HCBBS Forum
94. What causes the high secondary discharge pressure in a piston compressor? - HCBBS Forum
95. I would like to ask whether there is a relationship among cavitation, net positive suction head, and required net positive suction head, and what each of them represents - HCBBS Forum
96. For stirring in reaction vessels, which domestic manufacturers offer the best quality? - HCBBS Forum
97. Centrifugal compressor: When operating at full load, if the anti-surge valve opens suddenly and the speed cannot be reduced fast enough, what damage can this cause to the unit? - HCBBS Forum
98. Methods for shutting down a steam turbine - HCBBS Forum
99. Catalytic main fan inlet filter - HCBBS Forum
100. Medium backflow – causing compressor accidents - HCBBS Forum