English — Forum #274 (Page 52/77)

1. Why can excessive deviation of the flow rate of a double-suction centrifugal pump from the design value lead to shaft breakage of the pump? - HCBBS Forum
2. Coupling standard help - HCBBS Forum
3. Seeking large-scale industrial constant-temperature solid-liquid separation and filtration equipment - HCBBS Forum
4. Nozzle control and throttling control of the steam inlet control valve of the turbine - HCBBS Forum
5. turbine - HCBBS Forum
6. Regarding lubricating motors that are not used frequently - HCBBS Forum
7. Applications of pressure-opening in the chemical industry - HCBBS Forum
8. Guidance on Solving Common Faults of Vortex Flow Meters - HCBBS Forum
9. 【Mechanical Equipment Technology Edition】Daily Question 20180709: Refrigeration Systems — Refrigeration Parameters (18) - HCBBS Forum
10. There’s a problem with the lubricating oil pump - HCBBS Forum
11. Screw vacuum pump load - HCBBS Forum
12. Reciprocating piston compressor - HCBBS Forum
13. Gea Grasso ice machine maintenance - HCBBS Forum
14. Regarding the material of the turbine spindle - HCBBS Forum
15. When ordering the equipment, is it required to have matching flanges? What are the advantages and disadvantages of having them or not? - HCBBS Forum
16. Actually, these crappy technical agreements are completely useless when purchasing equipment - HCBBS Forum
17. The centrifugal fan has high axial vibration - HCBBS Forum
18. The packing seal of the reciprocating compressor is not tight enough - HCBBS Forum
19. Today I disassembled a bearing that had been in use for about 2 months. What caused this erosion? - HCBBS Forum
20. What are the main causes of shaft bending? What are the main measures to prevent the main shaft from bending? - HCBBS Forum
21. Diagram of turbine shaft seal and brief explanation of turbine pipe heating and warm-up - HCBBS Forum
22. What is the root cause of the excessive vibration of the extrusion granulating thermal oil magnetic pump? - HCBBS Forum
23. Compressor lubrication - HCBBS Forum
24. The screw pump sends most of the fluid from the outlet pipeline back to the inlet pipeline; what will be the pressure in the outlet pipeline? - HCBBS Forum
25. Instrument air issue - HCBBS Forum
26. The current of the vertical high-speed pump fluctuates violently - HCBBS Forum
27. Reciprocating machine stop point clearance - HCBBS Forum
28. Usage of vertical bag pumps in China - HCBBS Forum
29. The practicality of orifice plate flowmeters in instrumentation equipment - HCBBS Forum
30. Compressor condition monitoring and fault diagnosis - HCBBS Forum
31. Gas entrainment problem in the primary circulation liquid pump of the pyrolysis gasoline hydrogenation unit - HCBBS Forum
32. Vertical high-speed pump - HCBBS Forum
33. Clarification on the issue of coupling alignment - HCBBS Forum
34. Screw compressor - HCBBS Forum
35. What will happen if the quick closing valve is opened and the starting oil is added? - HCBBS Forum
36. Problems with compression by piston compressors - HCBBS Forum
37. What is the structure of self-priming pumps used in rural households? - HCBBS Forum
38. 【Mechanical Equipment Technology Edition】Daily Question 201806024: Refrigeration Systems — Study of Pressure-Humidity Diagrams of Refrigeration Parameters* (13) - HCBBS Forum
39. Reciprocating compressor - HCBBS Forum
40. Piston compressor overpressure problem - HCBBS Forum
41. Why does the Ingersoll Rand centrifugal 3C type compressor oil station not require a high-level emergency oil tank? - HCBBS Forum
42. Reasons for frequent adjustments to the freezer - HCBBS Forum
43. Why does the water coming out of the alkali injector turn yellow during regeneration? - HCBBS Forum
44. What kind of pump is this? - HCBBS Forum
45. The lubrication of the supporting bearings of the turbine involves pressure, as well as the lubrication oil pressure in the thrust bearings - HCBBS Forum
46. Compressor anti-surge valve - HCBBS Forum
47. Compressors and turbines - HCBBS Forum
48. Regarding the destination of dry gas seal gas - HCBBS Forum
49. I would like to ask whether domestic YE4 high-efficiency motors are reliable? - HCBBS Forum
50. What are the typical ranges for flow rate and head of single-stage, single-suction centrifugal pumps? - HCBBS Forum
51. Compressor lubricant emulsification - HCBBS Forum
52. York ice machine overhaul case (2) - HCBBS Forum
53. What are the causes of surge in centrifugal compressors, and how to adjust them? - HCBBS Forum
54. Turbine low-pressure throttle valve - HCBBS Forum
55. Let’s pose a small question - HCBBS Forum
56. Equipment Accident Management System - HCBBS Forum
57. One Question per Day 20181222 - HCBBS Forum
58. Air filter handling capacity? ? ? ? ? - HCBBS Forum
59. unloader - HCBBS Forum
60. [Mechanical Equipment Technology Edition] Daily Question 201806023: Refrigeration Systems — Study of Pressure-Humidity Diagrams of Refrigeration Parameters* (12) - HCBBS Forum
61. Take a look at these two devices - HCBBS Forum
62. Reasons for demagnetization of magnetic flap level gauges and treatment methods - HCBBS Forum
63. Belt reducer check valve - HCBBS Forum
64. About "impeller cutting" in centrifugal pump models” - HCBBS Forum
65. One question per day on rotating equipment 20181207 - HCBBS Forum
66. On the power analysis of centrifugal compressors - HCBBS Forum
67. Selection of the installation location for electromagnetic flowmeters - HCBBS Forum
68. Is there a mobile app for alignment using a single table? - HCBBS Forum
69. Diaphragm coupling connection bolt; the bolt is broken. Is this a problem with the quality of the bolts? ! ! Wait for the teacher to provide an answer - HCBBS Forum
70. How does a steam compressor obtain superheated steam? - HCBBS Forum
71. What to do if oil is leaking from the bottom of the compressor oil tank? - HCBBS Forum
72. Turbine seal - HCBBS Forum
73. The water ring vacuum pump does not have sufficient pumping capacity - HCBBS Forum
74. Centrifugal compressor - HCBBS Forum
75. Help: For reciprocating compressors, what connects the crosshead to the piston rod? What are the installation components? What should be taken into consideration during installation? Which components need to be installed inside the piston rod before other components are connected? - HCBBS Forum
76. Polyethylene GEA ice machine - HCBBS Forum
77. Selection of high-temperature fans - HCBBS Forum
78. 11th Shanghai International Chemical Technology and Equipment Exhibition - HCBBS Forum
79. What are the two pipes indicated by the arrows on the turbine in the diagram? - HCBBS Forum
80. Compressor thrust disc - HCBBS Forum
81. In units that consist of a condensing steam turbine coupled with an propylene compressor, what causes fluctuations in speed, flow rate, and the speed control valve? - HCBBS Forum
82. Shenyang Yuanda compressor models - HCBBS Forum
83. Wiring diagram for the Voith electro-hydraulic converter, model: DSG-B07212 - HCBBS Forum
84. Vibration of centrifugal fans - HCBBS Forum
85. Air volume of centrifugal blower - HCBBS Forum
86. Dry gas seal - HCBBS Forum
87. Discussion on the outlet valve of shielded pumps - HCBBS Forum
88. To be honest, participating brings wealth - HCBBS Forum
89. Regarding the boundaries between project pre-commissioning/commissioning/start-up - HCBBS Forum
90. The fan is operating at full load - HCBBS Forum
91. Centrifugal pump baffle - HCBBS Forum
92. Steam compressor - HCBBS Forum
93. What is the difference between series mechanical seals and double-end face mechanical seals, and how can it be determined? - HCBBS Forum
94. How to lubricate the shaft bearings of the large and small ends in a reciprocating compressor? - HCBBS Forum
95. Analysis of the reasons for oil leakage due to damaged frame bearings in mixing equipment - HCBBS Forum
96. What kind of spare parts are backup spareparts? What are the specific requirements? - HCBBS Forum
97. Is there any senior colleague who has maintenance documentation for Koenig & Bauer extruders and mixing equipment? Thank you - HCBBS Forum
98. Under what circumstances should a turbine undergo an overspeed test? - HCBBS Forum
99. FRP high-pressure fan - HCBBS Forum
100. Could you recommend some good manufacturers of plunger pumps? - HCBBS Forum