English — Forum #714 (Page 51/68)

1. How much more expensive are API standard pumps? - HCBBS Forum
2. Has anyone seen this kind of filter core? - HCBBS Forum
3. Sharing of winter anti-freezing experiences: centrifugal pumps - HCBBS Forum
4. How does a twin-screw pump separate the suction chamber from the discharge chamber? - HCBBS Forum
5. Analysis of causes of deformation of a pump inlet pipeline - HCBBS Forum
6. Request for centrifugal pump calculation sheet - HCBBS Forum
7. There is abnormal noise in the outlet pipeline of the desalination water pump; please advise - HCBBS Forum
8. How can liquid in underground pipes be brought to the surface without a pump? - HCBBS Forum
9. Who owns the submersible pump? - HCBBS Forum
10. Everyone* * Can you help me find out what kind of pump this is? - HCBBS Forum
11. Problems with centrifugal pumps and siphon tanks - HCBBS Forum
12. How is a centrifugal pump tuned after installation? - HCBBS Forum
13. Vacuum pump issues - HCBBS Forum
14. Selection of section pumps in the chemical industry! ! ! - HCBBS Forum
15. 【Daily Question】Pump Equipment Technical Exchange Edition 20180124 - HCBBS Forum
16. 【Daily Question】Pump Equipment Technical Exchange Edition 20180220 - HCBBS Forum
17. How to select the appropriate pump based on the model of the plate and frame filter press? - HCBBS Forum
18. What is the mechanical seal chamber of a pump related to? - HCBBS Forum
19. High-pressure pump safety valve - HCBBS Forum
20. Problems with the balance holes of the impeller in Dalian Empire’s single-stage, counter-circulation type shielded pumps - HCBBS Forum
21. It is said that a tank with a volume of 160,000 cubic meters costs around 500 million RMB – does this include pumps and pipelines as well? Does it include foundation piling? - HCBBS Forum
22. For a normal flow rate of 0.4 cubic meters per hour, a head of 30 meters, and a temperature of around 200 degrees, which pump is suitable? - HCBBS Forum
23. Considerations for the proper selection of chemical pumps - HCBBS Forum
24. A filter with a diameter of 1.5 meters! - HCBBS Forum
25. Has anyone repaired a Geditnas vacuum pump? - HCBBS Forum
26. I hope an expert can explain what the function of the check valves in the main oil pump and auxiliary oil pump of a centrifugal compressor is - HCBBS Forum
27. Issues regarding the flushing of the mechanical seal face in hot oil pumps - HCBBS Forum
28. Topics related to mobile pumps - HCBBS Forum
29. Seeking advice on abnormal noises in centrifugal pumps - HCBBS Forum
30. 【Daily Question】Pump Equipment Technical Exchange Edition 20180303 - HCBBS Forum
31. Calculation of the head of the desulfurization spray pump - HCBBS Forum
32. Can the outlet of a metering pump be divided into several branches to go to different locations? Valves are installed at all sections - HCBBS Forum
33. Do hydraulic power station pumps run continuously? - HCBBS Forum
34. Should water be added to the waste gas tank when a vinyl chloride extraction catalyst vacuum pump is in operation? - HCBBS Forum
35. What are the advantages of variable pitch screws in screw pumps? - HCBBS Forum
36. High-pressure liquid ammonia pump - HCBBS Forum
37. Will it have an impact on the pump if the actual head of a centrifugal pump is much lower than its rated head? - HCBBS Forum
38. Gap of the water pump’s washer - HCBBS Forum
39. Reasons for flow fluctuations in diaphragm pumps - HCBBS Forum
40. Can 80% ethanol be transported using a PTFE pump? - HCBBS Forum
41. Leakage standards for pump packing seals - HCBBS Forum
42. Pumps with high suction lift - HCBBS Forum
43. Execution standards for water pump products - HCBBS Forum
44. Should an open impeller centrifugal pump be equipped with a filter? - HCBBS Forum
45. What is the difference between chemical process pumps and clean water pumps? - HCBBS Forum
46. 【Daily Question】Pump Equipment Technical Exchange Edition 20180207 - HCBBS Forum
47. In what aspects are there significant differences between domestic pumps and imported pumps? - HCBBS Forum
48. Issues regarding the flushing of the mechanical seal face in hot oil pumps - HCBBS Forum
49. Regarding the vibration value range of centrifugal oil pumps - HCBBS Forum
50. Backup interlock for variable-frequency motor water pumps? - HCBBS Forum
51. The issue of centrifugal pump efficiency - HCBBS Forum
52. The relationship between the pumping speed of a vacuum pump and pressure - HCBBS Forum
53. Regarding the issue of pump inlet pressure and saturated vapor pressure - HCBBS Forum
54. Who has information on Haimitec vertical shielded pumps? - HCBBS Forum
55. For high-temperature materials under high vacuum, which pump should be chosen? - HCBBS Forum
56. What is the nitrogen pressure at the end of the operation for the PLAN72+75 dry gas seal? - HCBBS Forum
57. High corrosion, high temperature, high pressure pump search! - HCBBS Forum
58. Questions about a rotary jet pump - HCBBS Forum
59. Selection of transfer pumps for high-temperature, high-viscosity materials. - HCBBS Forum
60. Regarding the issue of reversing a screw pump - HCBBS Forum
61. I have a question regarding small-flow specialty pumps; I hope experts can provide some guidance - HCBBS Forum
62. Demand for large LNG submersible pumps - HCBBS Forum
63. Pumps used in high-vacuum short-path molecular evaporators - HCBBS Forum
64. From the analysis of the performance curve of centrifugal pumps, it can be seen that opening the outlet valve reduces the outlet pressure while increasing the flow rate; simultaneously, the pump current also increases. I would like to ask everyone: for a pump with a flow rate of 200 M3 and an outlet head of 50 meters, what happens to the flow rate when the outlet valve is opened? - HCBBS Forum
65. I’m a newcomer – why is the liquid level in the seal tank of the methanol pump kept rising? - HCBBS Forum
66. Is there anyone familiar with screw pumps used in polysilicon? - HCBBS Forum
67. Selection of impeller design - HCBBS Forum
68. Can it be pumped up with the siphon tank and pump arranged this way? - HCBBS Forum
69. Effect of viscosity on gear pumps - HCBBS Forum
70. What is the hose on this pump? . . What is it for? - HCBBS Forum
71. Schematic diagram of centrifugal pump - HCBBS Forum
72. Do domestic pump manufacturers produce magnetic pumps for use with media containing particles? Do chemical companies have a demand for dry-running magnetic pumps? - HCBBS Forum
73. Mobile pump loading and unloading - HCBBS Forum
74. How much is a submersible pump? - HCBBS Forum
75. Control during feeding a filter press with a screw pump - HCBBS Forum
76. Find the structure and use of vortex pump - HCBBS Forum
77. Sealing leakage problem in screw oil pumps - HCBBS Forum
78. What are the effects of pressure buildup in a pump? - HCBBS Forum
79. How to deal with a leak in the cooler of a Ford pump? - HCBBS Forum
80. Technical specifications for centrifugal pumps: Differences between categories 1, 2, and 3 and selection criteria - HCBBS Forum
81. Could the experts recommend a pump with a low net positive suction head? Thank you! - HCBBS Forum
82. Request a quote or purchase specification for magnetic drive pumps - HCBBS Forum
83. Pump Model Interpretation (Southern Pump Industry) - HCBBS Forum
84. Discussion on clean energy heating solutions such as gas-based distributed power stations, gas-steam combined cycles, and heat pumps - HCBBS Forum
85. Regarding submersible pumps, the issue of having one pump as a backup - HCBBS Forum
86. Why does the outlet pressure drop after a centrifugal pump has been running for a long time? - HCBBS Forum
87. 【Daily Question】Pump Equipment Technical Exchange Edition 20180411 - HCBBS Forum
88. Shielded pump trips due to phase loss - HCBBS Forum
89. Request for the preparation of a maintenance plan for centrifugal pumps - HCBBS Forum
90. Pump inlet drain position - HCBBS Forum
91. Seeking to purchase a liquid nitrogen pump, phone: 0912-86042948 - HCBBS Forum
92. How to learn about the API682 standard for mechanical seals in pumps?* - HCBBS Forum
93. Can a screw pump replace a metering pump? ? - HCBBS Forum
94. Technical issues with mechanical seals for pumps - HCBBS Forum
95. Can a multi-stage pump be converted into a single-stage pump? - HCBBS Forum
96. Is it necessary to have a pressure gauge at the outlet of a centrifugal pump used for transporting materials that tend to aggregate and cause blockages? - HCBBS Forum
97. During the commissioning of the centrifugal pump, the flow rate kept decreasing - HCBBS Forum
98. I would like to ask if there are any specific requirements and standards regarding the outer diameter of the static ring of the mechanical seal used in pumps and the inner diameter of the gland - HCBBS Forum
99. API 682 containment seal - HCBBS Forum
100. Submersible pump or underwater pump - HCBBS Forum