English — Forum #274 (Page 53/77)

1. When using secondary seal gas for a series-connected dry gas seal, it is recommended to activate it once the pressure inside the machine is 0.85 MPa higher than the flare pressure. What does this mean? - HCBBS Forum
2. Screw Refrigeration Compressor Courseware.rar - HCBBS Forum
3. 【Mechanical Equipment Technology Edition】Daily Question 20180606: Refrigeration Systems — Refrigeration Parameters (4) - HCBBS Forum
4. The high-speed reciprocating pump vibrated, the crankshaft broke, and it destroyed the pump casing - HCBBS Forum
5. Regarding steam turbines - HCBBS Forum
6. Experts, what procedures should be followed for operating the dry gas seal when the compressor shuts down as part of a shutdown sequence? - HCBBS Forum
7. How to distinguish between a mechanical seal pump and a stuffing pump - HCBBS Forum
8. After years of effort, our domestically produced coolers can fully replace imported centrifuge coolers, breaking the cooling blockade. ... - HCBBS Forum
9. Searching for quicklime production equipment - HCBBS Forum
10. When purchasing equipment, is it necessary to conduct on-site inspections for manufacturers with whom one has never worked before, or whose names one has never heard of? - HCBBS Forum
11. The air volume issue of the fan - HCBBS Forum
12. Steam compressor surge problem - HCBBS Forum
13. What aspects should be given special attention to prevent rotor bending during hot start-up? - HCBBS Forum
14. With the scorching heat, have you cooled down your “equipment”? - HCBBS Forum
15. What are the requirements of chillers for the performance of compressor lubricating oil? - HCBBS Forum
16. American Cooper booster TA9000M1 - HCBBS Forum
17. Seeking advice on sealing issues with centrifugal compressors - HCBBS Forum
18. Guess the device from the picture - HCBBS Forum
19. Selection of compressor - HCBBS Forum
20. How to modify the oiler for lubrication in V-type compressor packing. Seeking advice from the great master - HCBBS Forum
21. I would like to ask whether the vent valve and the oil filling port on a vertical cycloidal pinwheel reducer are the same thing - HCBBS Forum
22. Hangqi turbine quick-shut assembly - HCBBS Forum
23. Breakage of the piston ring in a reciprocating compressor - HCBBS Forum
24. When encountering a leak that cannot be fixed, should one choose to stop operations or seal the leak while the system is still under pressure? - HCBBS Forum
25. Need help with oil-containing sludge mixing equipment? - HCBBS Forum
26. What is this device? - HCBBS Forum
27. What parameters are provided when buying a pump? - HCBBS Forum
28. Regarding the issue of high temperatures in the graphite bearings of high-temperature heat transfer oil pumps - HCBBS Forum
29. Is NBR resistant to trifluoromethane? - HCBBS Forum
30. Reducer bearings - HCBBS Forum
31. Information on extrusion granulators - HCBBS Forum
32. How to set up a reciprocating compressor circuit - HCBBS Forum
33. Reasons for the safety valve to activate on the outlet pipeline of a hydraulic double-diaphragm pump - HCBBS Forum
34. Fitting standards? - HCBBS Forum
35. Shenyu Centrifugal Compressor Assembly Process Training.ppt - HCBBS Forum
36. What are the main reasons for the increase in the axial displacement of a turbine? - HCBBS Forum
37. What changes occur to the inner and outer layers of triangular belt when it is in operation on a pulley? - HCBBS Forum
38. Calculation problems for steam jet pumps - HCBBS Forum
39. Weird lubricant temperature control valve - HCBBS Forum
40. Any problems? - HCBBS Forum
41. What are the hazards of water hammer in steam turbines? - HCBBS Forum
42. Installation of high-voltage motor couplings - HCBBS Forum
43. Can polytetrafluoroethylene water-sliding bearings be used for wastewater tank mixers? - HCBBS Forum
44. Could filters used for solid-liquid separation also be considered special equipment? ? - HCBBS Forum
45. Regarding the issue of frequent start-stop cycles of the ice machine - HCBBS Forum
46. Compressor efficiency - HCBBS Forum
47. The compressors commonly used in the ethylene tri-unit plants are those manufactured by the Japanese company EETC. What is the abbreviation for EETC? What is the Chinese name of this company? - HCBBS Forum
48. Why can’t screw-type chilled water chillers operate at low load for a long time - HCBBS Forum
49. What kind of filler is fle*? - HCBBS Forum
50. Problems with ammonia compressors - HCBBS Forum
51. Working principle of dry gas seal - HCBBS Forum
52. Vertical compressor cooling water chamber cleaning - HCBBS Forum
53. Are there any differences between reciprocating oil seals and rotating oil seals? - HCBBS Forum
54. Which centrifuge is best for using sodium sulfate - HCBBS Forum
55. Startup procedure for the freezer - HCBBS Forum
56. Flange standards - HCBBS Forum
57. Five major causes of axial vibration of rotating machinery and their mechanisms, arranged! - HCBBS Forum
58. Mechanical seal leakage - HCBBS Forum
59. What are the reasons that can cause mechanical seal leakage? - HCBBS Forum
60. What is the position and function of the seal ring in a hydraulic cylinder? - HCBBS Forum
61. Centrifugal Pump Training Materials (Calit Ebara).ppt - HCBBS Forum
62. The application of electromagnetic flowmeters in flow measurement in water plants - HCBBS Forum
63. Can saturated steam at 1.0~1.2 MPa be used in steam turbine generator sets? - HCBBS Forum
64. Jiuding ICW160 refrigerator - HCBBS Forum
65. Why don’t reciprocating machines require a high-level oil tank? - HCBBS Forum
66. One Question per Day 20181228 - HCBBS Forum
67. Animation video of centrifugal compressors - HCBBS Forum
68. Consultation on horizontal spiral pump issues - HCBBS Forum
69. The application of flow meters in the measurement of very small flow rates - HCBBS Forum
70. How to understand that \"the oil temperature is also determined by the bearing clearance\"” - HCBBS Forum
71. Hello, teachers. I would like to ask what the difference is between BR seals and PR seals. - HCBBS Forum
72. Operation of reciprocating compressors - HCBBS Forum
73. Key points for selecting and installing bimetallic thermometers - HCBBS Forum
74. Are there any technical discussion threads on expansion joints? - HCBBS Forum
75. In sludge or wastewater treatment processes, if there are impurities in the sludge, what kind of pump or equipment is suitable? - HCBBS Forum
76. How to clean internal carbon deposits in a reducer? - HCBBS Forum
77. Vibration in the inlet pipeline of multi-stage centrifugal pumps - HCBBS Forum
78. Bearing - HCBBS Forum
79. A two-stage compression oil-injected screw compressor for air – is it useful? - HCBBS Forum
80. Are there still chemical plants that use cast-iron equipment? - HCBBS Forum
81. Alumina contamination in nitrogen production systems - HCBBS Forum
82. What is the reason for installing an auxiliary sealing ring in a mechanical seal mechanism? - HCBBS Forum
83. Leakage in the PILLER packing of the regeneration fan in Germany - HCBBS Forum
84. Machining of pin holes - HCBBS Forum
85. What does the compressor model DW-15/24--98-X mean? - HCBBS Forum
86. Small drag to draw in water for help - HCBBS Forum
87. The clicking sound of pneumatic diaphragm pumps - HCBBS Forum
88. Turbine Operating Procedures - HCBBS Forum
89. Carbon deposition and coking at the high-pressure end of the gas blower - HCBBS Forum
90. How to conduct performance curve tests for centrifugal fans? - HCBBS Forum
91. Dry gas seal - HCBBS Forum
92. Standards for axial play of motor rolling bearings - HCBBS Forum
93. What is the appropriate clearance between the crosshead and the slide of a Dalong reciprocating compressor? - HCBBS Forum
94. The role of tolerance zones in dry gas seals - HCBBS Forum
95. Open-design return water pipe for circulating water - HCBBS Forum
96. Latest API standards - HCBBS Forum
97. The working principle of the steam seal spring leaf - HCBBS Forum
98. Questions about the performance curve of centrifugal pumps - HCBBS Forum
99. Alarm phenomena of electromagnetic flowmeters and solutions - HCBBS Forum
100. For the renovation of screw pumps, are there high-temperature seals capable of withstanding temperatures over 200°C? - HCBBS Forum