English — Forum #274 (Page 6/77)

1. Why is a flow rate on the water side required for heat exchangers? - HCBBS Forum
2. Status of the anti-surge valve when the cyclic hydrogen compressor is shut down - HCBBS Forum
3. Compressor vibration surge issue - HCBBS Forum
4. Vacuuming of the centrifugal pump causes end effect water hammer - HCBBS Forum
5. Direct and indirect connections - HCBBS Forum
6. What are the main components of a fan rotation mechanism? - HCBBS Forum
7. The rotor is subjected to high-speed dynamic balancing - HCBBS Forum
8. Reciprocating machine seal - HCBBS Forum
9. Which are the better manufacturers in China for belt conveyors and buried scraper conveyors? - HCBBS Forum
10. About standards - HCBBS Forum
11. Localization of crankshaft end sealing for Polypropylene PK301 labyrinth compressors - HCBBS Forum
12. Is doing chemical maintenance stressful? - HCBBS Forum
13. 【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20210616 - HCBBS Forum
14. Equipment for spray granulation - HCBBS Forum
15. Petroleum Refining Equipment Engineer (2nd Edition) - HCBBS Forum
16. How to dehumidify the refrigeration system of industrial refrigerators - HCBBS Forum
17. Cylinder wall, piston - HCBBS Forum
18. Discussion on mechanical seal - HCBBS Forum
19. A unloader for the intake valve of a reciprocating piston compressor - HCBBS Forum
20. Selection of filter cloth mesh size for centrifuging basic zinc carbonate - HCBBS Forum
21. A vivid 3D animated demonstration of the structure and working principle of steam turbines - HCBBS Forum
22. What should be done if the barring gear stops operating due to some issue when the cylinder temperature is high? - HCBBS Forum
23. High back pressure at the compressor outlet - HCBBS Forum
24. Regarding the process of belt vulcanization‘ - HCBBS Forum
25. What does infrared detection service include? - HCBBS Forum
26. What are some good brands of lubricants for industrial equipment? - HCBBS Forum
27. Starting steps for a reciprocating compression machine - HCBBS Forum
28. Small H2 circulation compressor for laboratories - HCBBS Forum
29. What are the locations of the seals in a centrifugal compressor: the interstage seal and the impeller inlet seal? - HCBBS Forum
30. 【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment【Daily Question】20201223 - HCBBS Forum
31. Hangzhou Steam Turbine – what is that? - HCBBS Forum
32. Requirements for inlet temperatures at various stages of the carbon dioxide compressor - HCBBS Forum
33. Issues regarding the interlock settings for the shaft bearing temperature and vibration of centrifugal compressors - HCBBS Forum
34. Shaft seal heater - HCBBS Forum
35. Installation of spray nozzles at the condenser throat - HCBBS Forum
36. Seeking purchase of fans - HCBBS Forum
37. Inspection of heat carrier boilers - HCBBS Forum
38. With a flow rate of 800 m3/h, how about choosing a double-suction pump? - HCBBS Forum
39. 【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20201104 - HCBBS Forum
40. Does the turbine shaft move axially during barring? Is the shaft displacement changing? - HCBBS Forum
41. 【Ten Years of Rapid Development in Chemical Engineering Equipment】From 2024 to 2025, China National Petroleum’s first high-power compression units for ultra-high sulfur content gas fields were successfully put into operation in Xuanhan, Dazhou at once - HCBBS Forum
42. What are the causes of vibration in fluorine-lined centrifugal pumps? - HCBBS Forum
43. Questions about hydrogen reciprocating compressors - HCBBS Forum
44. 【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20201101 - HCBBS Forum
45. Does a single-stage centrifugal compressor experience surge? - HCBBS Forum
46. Process for repairing belt holes - HCBBS Forum
47. What are good brands for pneumatic ball valves? - HCBBS Forum
48. Some issues with the nitrogen seal and leak collection tank of reciprocating compressors? - HCBBS Forum
49. Maintenance of polypropylene extrusion granulator ZSK350 - HCBBS Forum
50. How is the explosion protection rating of a motor determined? - HCBBS Forum
51. The filter at the inlet of the gas compressor is clogged - HCBBS Forum
52. Starting up a centrifugal air compressor - HCBBS Forum
53. How to vent the condensate pump of a condensing steam turbine? - HCBBS Forum
54. Expander instrument number indication - HCBBS Forum
55. The ammonium sulfate disk-type continuous dryer, independently developed by Dingwei Equipment, has entered the installation and commissioning phase - HCBBS Forum
56. If the material contains sediment and impurities, and those impurities are acid-corrosive, what type of pump and seal should be used? - HCBBS Forum
57. Pneumatic valve - HCBBS Forum
58. Do I need to apply grease to a newly installed 10,000V explosion-proof motor before using it? - HCBBS Forum
59. Reciprocating compressor training courseware - HCBBS Forum
60. Electric hoist accessories - HCBBS Forum
61. Compressor vibration - HCBBS Forum
62. On the dry gas seal flow rate issue in centrifugal compressors - HCBBS Forum
63. How do hydraulic turbines save electricity? - HCBBS Forum
64. Machinery consultation - HCBBS Forum
65. List of common accessories for York FRICK multi-stage centrifugal compressors - HCBBS Forum
66. Analyzing the installation specifications for belt conveyors - HCBBS Forum
67. Find the manufacturer or agent - HCBBS Forum
68. Various equipment principle animations - HCBBS Forum
69. Nanhua Company’s self-developed 200,000 tons/year carbon dioxide recovery skid-mounted facility has been put into use at East China Oil and Gas - HCBBS Forum
70. On the transverse critical speed and torsional critical speed of centrifuges - HCBBS Forum
71. The essential difference between TTV and TV, turbines - HCBBS Forum
72. Steam upgrading - HCBBS Forum
73. Requirements and standards for the seal fluid pressure and medium pressure at the two mating surfaces of mechanical seals - HCBBS Forum
74. For several large-scale units, the piston rod rises significantly – seeking help. - HCBBS Forum
75. Technical issues regarding centrifugal windmill technology - HCBBS Forum
76. Sea friends, take a look – is this cavitation or electrochemical corrosion? (Those with agoraphobia should avoid looking.) - HCBBS Forum
77. High vibration in the gearbox of the axial flow fan in the circulating water cooling tower - HCBBS Forum
78. Issues with the oil circuit of the emergency cut-off valve in the turbine protection system? - HCBBS Forum
79. Maintenance episode - HCBBS Forum
80. Under what conditions can large centrifugal compressors be operated without anti-surge control? - HCBBS Forum
81. Vertical oil-free vacuum unit - HCBBS Forum
82. Does this kind of gear oil pump coupling still need to be aligned? Gods, take a look - HCBBS Forum
83. 【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20201111 - HCBBS Forum
84. Bentley and ESD? ? ? - HCBBS Forum
85. Removal of centrifugal compressor coupling - HCBBS Forum
86. Shanxi Blower Group won the bid for the procurement of air compression units and related equipment for the 350MW compressed air energy storage demonstration project in Anning, Kunming - HCBBS Forum
87. York M-type multi-stage separation - HCBBS Forum
88. Reciprocating compressor - HCBBS Forum
89. Experts are among the people! - HCBBS Forum
90. How to use the stepless air volume control of the reforming hydrogen booster? - HCBBS Forum
91. Regarding the selection of gear turntable motors, please give me some advice. - HCBBS Forum
92. Why does the fan make noise when the wind pressure is low? - HCBBS Forum
93. 【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20191208 - HCBBS Forum
94. Summary of moving equipment standards [Tolerance fit standard specifications] list (no attachments) - HCBBS Forum
95. I’m seeking help from experts to investigate the reasons behind the current operating conditions of the air compressor - HCBBS Forum
96. Falling film evaporator - HCBBS Forum
97. Training Materials for Centrifuges.pdf - HCBBS Forum
98. Turbine barring device - HCBBS Forum
99. Are there any new technologies for online descaling of catalytic flue gas exhaust systems? - HCBBS Forum
100. The compressor piston rod is vibrating; how to adjust the cylinder block and what’s the calculation method? - HCBBS Forum