English — Forum #714 (Page 49/68)

1. I’m seeking advice from fellow sailors – could anyone recommend a blow-type suction pump? - HCBBS Forum
2. How to repair wear on the pump casing of a desulfurization pump? - HCBBS Forum
3. In 17 cases, the calculated power of the pump is compared with the given power of 7.5 kW - HCBBS Forum
4. What are the mechanical properties of the pump, and how is its A/C performance? - HCBBS Forum
5. 【Daily Question】Pump Equipment Technical Exchange Edition 20180202 - HCBBS Forum
6. Guess what caused it and how to deal with it - HCBBS Forum
7. 【Daily Question】Pump Equipment Technical Exchange Edition 20180331 - HCBBS Forum
8. Seeking help with pump selection (for transporting R22 refrigerant, 25 bar, 120°C) - HCBBS Forum
9. 【Daily Question】Pump Equipment Technical Exchange Edition 20180129 - HCBBS Forum
10. Regarding the actual lifting height of the pump - HCBBS Forum
11. Quality levels of magnetic pump in China - HCBBS Forum
12. Motor power for starting the pump at full flow rate - HCBBS Forum
13. Is the failure of a centrifugal pump to generate pressure related to the temperature of the liquid being transported? - HCBBS Forum
14. Learn about the 6 process protection features of centrifugal pumps in 60 seconds – no need to worry about pump damage anymore - HCBBS Forum
15. Differences between mechanical seals for hot and cold water pumps - HCBBS Forum
16. Understanding of John Crane seal model codes (0540/58U/BP/XQ/5151+0450/58V/PR/BP/ARISIS=088) - HCBBS Forum
17. Structural diagram of horizontal high-speed pump - HCBBS Forum
18. I have a small question about eddy current pumps - HCBBS Forum
19. Overcurrent in the motor of the diesel hydrogen injection pump; seeking cause analysis - HCBBS Forum
20. Normal production machine pump switching cycle and lubricating oil replacement cycle - HCBBS Forum
21. Lining materials for centrifugal pumps - HCBBS Forum
22. Issues with the main seal fluid film in tandem mechanical seals – seeking advice - HCBBS Forum
23. How to deal with vibration in the pump outlet pipeline? - HCBBS Forum
24. Diaphragm pump issues - HCBBS Forum
25. Selection of hydrogen fluoride vacuum pumps - HCBBS Forum
26. Catalytic iron desulfurization circulation pump - HCBBS Forum
27. Pump selection for chemical industry - HCBBS Forum
28. Magnetic pump and shielded pump - HCBBS Forum
29. How to deal with oil-water emulsification at the high-pressure lubricating oil hydrogenation cold separation level? I’d like to hear your opinions and suggestions. - HCBBS Forum
30. I would like to know what kind of pump this is and whether it’s available for purchase - HCBBS Forum
31. Relationship between the pump’s self-priming height, allowable installation height, and allowable suction vacuum level - HCBBS Forum
32. When a water ring vacuum pump is in operation, is the cavitation protection tube always drawing in air? - HCBBS Forum
33. Material selection for sulfuric acid transfer pumps - HCBBS Forum
34. What do single sealing and double sealing mean? - HCBBS Forum
35. Regarding the pump parameter H=70mFls, what does “mFls” mean? - HCBBS Forum
36. For a short-term shutdown of a centrifugal compressor (1 month), should the oil pump be started for manual shaft turning? - HCBBS Forum
37. The flow rate is 100, the pipeline length is dn150, and the length is 1000 meters. 60 elbows, how does Yang Cheng calculate this? - HCBBS Forum
38. Selection of 1.5m3/h pump - HCBBS Forum
39. Adjustment of pump stroke - HCBBS Forum
40. Does anyone have information on the flushing scheme for Apl mechanical seals? - HCBBS Forum
41. 【Daily Question】Pump Equipment Technical Exchange Edition 20180424 - HCBBS Forum
42. Centrifugal shielded pump: issue with oversized selection? - HCBBS Forum
43. Double support pump thermal expansion - HCBBS Forum
44. 【Daily Question】Pump Equipment Technical Exchange Edition 20180130 - HCBBS Forum
45. All lubrication points inside the centrifugal pump - HCBBS Forum
46. Are there standards for the colors of different parts of centrifugal pumps? - HCBBS Forum
47. Regarding the issue of preheating exhaust gas with hot oil pumps. - HCBBS Forum
48. There is a loud, sharp whistling sound coming from somewhere between the bearing housing and the seal of the double-support hot oil pump – it’s quite intense! - HCBBS Forum
49. 【Daily Question】Pump Equipment Technical Exchange Edition 20180127 - HCBBS Forum
50. Can a fluorine-lined self-priming pump be equipped with variable frequency control? - HCBBS Forum
51. Some problems with the pump - HCBBS Forum
52. Looking for a pump for pouring liquids in the laboratory - HCBBS Forum
53. The pump is suffering from cavitation - HCBBS Forum
54. What is the maximum outlet pressure of a water jet pump in kPa? - HCBBS Forum
55. For centrifugal pumps equipped with rear-opening impellers, where should the impeller be installed? - HCBBS Forum
56. What problems can occur due to the different diameters at the inlet and outlet of fluorine-lined magnetic pumps? - HCBBS Forum
57. Issues regarding the flow pattern on the minimum return line of ultra-high pressure boiler feed water pumps - HCBBS Forum
58. Replace the pump with a variable-frequency model - HCBBS Forum
59. I would like to ask what type of coupling is meant by a flexible coupling? - HCBBS Forum
60. What do the model number and specifications of this pump respectively mean? - HCBBS Forum
61. Seeking the pump model manual from a double-wheel pump manufacturer - HCBBS Forum
62. What is the hole in the submersible pump for? - HCBBS Forum
63. Can the pump run on steam for a long time? - HCBBS Forum
64. Questions about the principle and operating process of water ring pumps - HCBBS Forum
65. Analysis of the causes of pump corrosion and countermeasures - HCBBS Forum
66. Can the pump’s flow rate be adjusted via the inlet? - HCBBS Forum
67. Issues with the operating power of rotary vane blowers - HCBBS Forum
68. Pump mechanical seal - HCBBS Forum
69. 【Daily Question】Pump Equipment Technical Exchange Edition 20180327 - HCBBS Forum
70. Seeking advice on metering pump issues - HCBBS Forum
71. plan13 flushing protocol - HCBBS Forum
72. The sewage lift pump requires priming water every time it is started - HCBBS Forum
73. What are the reasons for a decrease in the head pressure of a water pump? - HCBBS Forum
74. Axial force problem in single-stage centrifugal pumps - HCBBS Forum
75. Who has information on bearings - HCBBS Forum
76. 【Daily Question】Pump Equipment Technical Exchange Edition 20180125 - HCBBS Forum
77. Dry gas seal issues with PLAN72+75 - HCBBS Forum
78. High pressure and leakage in the mechanical seal tank - HCBBS Forum
79. Vibration problems in centrifugal pumps - HCBBS Forum
80. 98% sulfuric acid pump type - HCBBS Forum
81. Chipping of the graphite static ring - HCBBS Forum
82. Please recommend reliable domestic manufacturers of hydraulic diaphragm metering pumps - HCBBS Forum
83. Hydraulic oil pump pressure returns to zero - HCBBS Forum
84. Can vacuuming caused by atmospheric and reduced-pressure pumps lead to a fire? - HCBBS Forum
85. The principle behind the oil cup in centrifugal pumps is not convincing based on the principle of communication vessels - HCBBS Forum
86. Advantages and disadvantages of screw vacuum pumps and claw vacuum pumps - HCBBS Forum
87. #How are the head and height of a centrifugal pump calculated? - HCBBS Forum
88. 【Daily Question】Pump Equipment Technical Exchange Edition 20180219 - HCBBS Forum
89. Knowledge of fluid mechanics - HCBBS Forum
90. Everyone, take a look – is this corrosion? - HCBBS Forum
91. Do I need to replace the pump body when changing the motor? - HCBBS Forum
92. Problems with constant head pumps (tangential pumps) - HCBBS Forum
93. I want to purchase dry vacuum pumps; what are some good brands available in China? - HCBBS Forum
94. Vertical pump maintenance? - HCBBS Forum
95. Help needed: hot water pump for waste heat recovery system - HCBBS Forum
96. What is internal leakage in a screw compressor or screw pump? - HCBBS Forum
97. In the 52 system and the 53A system, is the liquid film between the stationary and rotating rings of the main seal with series sealing made of medium or white oil? If it is medium, then why is the pressure of white oil higher in the 53A system – shouldn’t the liquid film be white oil then? If it’s based on the pressure on which side - HCBBS Forum
98. What are the effects of insufficient hydraulic fluid in a Tokyo Kikai hydraulic pump? - HCBBS Forum
99. Calculation methods for flow rate, head, and power of a centrifugal pump after speed reduction - HCBBS Forum
100. Can a magnetic pump be vertical? - HCBBS Forum