English — Forum #714 (Page 20/68)

1. DR dry gas seal - HCBBS Forum
2. 【Daily Question: Pump Equipment】Fill-in-the-blank question, April 22, 2019 - HCBBS Forum
3. Broken shaft in centrifugal pump - HCBBS Forum
4. 【Daily Question: Pump Equipment】Short Answer Question, June 28, 2019 - HCBBS Forum
5. When a centrifugal pump transports volatile materials, can cavitation and gas entrapment occur simultaneously? - HCBBS Forum
6. 【Pump Technology Edition: Daily Question】March 31, 2020 (Section benefit: 10 wealth points as a reward for answering correctly before the answers are revealed) - HCBBS Forum
7. 【Pump Technology Edition: Daily Question】April 7, 2020 (Section benefit: 10 wealth points as a reward for answering correctly before the answers are revealed) - HCBBS Forum
8. 【Pump Technology Edition: Daily Question】January 11, 2020 (Spring Festival bonus: 10 Wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
9. Oil mist lubrication system—Technical principles - HCBBS Forum
10. 【Pump Technology Edition: Daily Question】February 7, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
11. Frequent failure issues with FY submersible pumps - HCBBS Forum
12. Selection of shielded pumps - HCBBS Forum
13. I would like to ask if it is necessary to drip oil on the sealing end face when installing the mechanical seal of a centrifugal oil pump using a 300-degree recycled wax oil medium. Is it better to drip lubricating oil or diesel? - HCBBS Forum
14. 【Pump Technology Edition: Daily Question】March 11, 2020 (Section benefit: 10 wealth points as a reward for answering correctly before the answers are revealed) - HCBBS Forum
15. Pump shaft material - HCBBS Forum
16. 【Pump Technology Edition Daily Question】January 13, 2020 (Spring Festival bonus: 10 Wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
17. 【Pump Technology Edition: Daily Question】January 27, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
18. Looking for a schematic diagram of a Roots vacuum pump? - HCBBS Forum
19. Eight key considerations regarding media for metal magnetic pump use - HCBBS Forum
20. Common failure modes of mechanical seals - HCBBS Forum
21. I have a question regarding pneumatic diaphragm pumps: is it harmful to have reduced diameters at the inlet and outlet? - HCBBS Forum
22. Pump discharge flow, head - HCBBS Forum
23. Dew formation at the air intake of the process vacuum system - HCBBS Forum
24. One question per day; no prize for correct answers, it’s mainly for entertainment - HCBBS Forum
25. Centrifugal Pump Inspection.ppt - HCBBS Forum
26. Pump inlet and outlet problems - HCBBS Forum
27. Pump: I’ll take the blame for this - HCBBS Forum
28. Pump selection dilemma – one pump for two operating conditions - HCBBS Forum
29. Are special tools required for the maintenance of magnetic pump? - HCBBS Forum
30. What certificates are required for a manufacturing plant to produce pumps? - HCBBS Forum
31. The brackish water circulation pump suddenly lost pressure, fluid drained from the sampling port; using the backup pump resolved the issue, and normal operation was restored. - HCBBS Forum
32. Gas-liquid mixing pump - HCBBS Forum
33. Required net positive suction head of the pump - HCBBS Forum
34. How should the motor of a scrapped pump be handled in terms of fixed asset management? - HCBBS Forum
35. Selection criteria for turbine flowmeters - HCBBS Forum
36. Is there a WeChat group for chemical centrifugal pumps? - HCBBS Forum
37. 【Pump Technology Edition: Daily Question】March 24, 2020 (Section benefit: 10 Wealth points as a reward for answering correctly before the answers are revealed) - HCBBS Forum
38. ND12*10*12 pump - HCBBS Forum
39. Overcurrent in vertical pipeline pumps – what’s the solution? - HCBBS Forum
40. The pump body makes noise - HCBBS Forum
41. The reciprocating pump is leaking severely – what’s the cause? - HCBBS Forum
42. 【Daily Question: Pump Equipment】True or False Question, June 1, 2019 - HCBBS Forum
43. Issues with FY submersible pumps - HCBBS Forum
44. 【Daily Question: Pump Equipment】Fill-in-the-blank question, April 27, 2019 - HCBBS Forum
45. 【Daily Question: Pump Equipment】True or False Question, 2019.6.18 - HCBBS Forum
46. Urgently seeking suppliers for high-temperature water pumps - HCBBS Forum
47. What is the difference between a water supply company’s pressure station and a high-level reservoir? - HCBBS Forum
48. Does the pump’s exhaust pipeline need to be led 30 cm above the ground? - HCBBS Forum
49. Can a water ring vacuum pump be used as a substitute for a steam jet pump? - HCBBS Forum
50. How to solve noise problems in centrifugal pumps - HCBBS Forum
51. The pump at the site has been emptied – what happens in the DCS? - HCBBS Forum
52. Selection of pump coupling - HCBBS Forum
53. Can I ask for help? What is the function of this hole in the canned pump? - HCBBS Forum
54. Centrifugal Pump Training Courseware 2.ppt - HCBBS Forum
55. Gear pump noise and instrumentation issues - HCBBS Forum
56. Seeking advice on pump feeding issues - HCBBS Forum
57. Why does the speed increase when cavitation occurs? - HCBBS Forum
58. 【Pump Technology Edition: Daily Question】April 4, 2020 (Section perk: 10 Wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
59. 【Sealing Knowledge】Why do mechanical seals leak? - HCBBS Forum
60. Solvent-type liquid ring pump - HCBBS Forum
61. Pump backflow issue - HCBBS Forum
62. Ask for answers - HCBBS Forum
63. 【Pump Technology Edition: Daily Question】March 18, 2020 (Section benefit: 10 Wealth points as a reward for answering correctly before the answers are revealed) - HCBBS Forum
64. One question per day; no prize for correct answers, it’s mainly for entertainment - HCBBS Forum
65. 【Pump Technology Edition: Daily Question】February 24, 2020 (Section benefit: 10 wealth points as a reward for answering correctly before the answers are revealed) - HCBBS Forum
66. 【Pump Technology Edition: Daily Question】February 9, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
67. friction coefficient - HCBBS Forum
68. 【Pump Technology Edition: Daily Question】March 10, 2020 – Section bonus: A reward of 10 wealth points for those who answer correctly before the answers are revealed - HCBBS Forum
69. Regarding the issue of identifying genuine and fake SKF bearings - HCBBS Forum
70. Hot water pump in series - HCBBS Forum
71. cryostar ACD mechanical seal - HCBBS Forum
72. Does a small factory building on the 9th floor or so need a water pressure boosting system? - HCBBS Forum
73. Analysis of pressure fluctuations in centrifugal pumps; please provide your analysis - HCBBS Forum
74. 1.4462 pump shaft standard - HCBBS Forum
75. Pump cooling water and seal water - HCBBS Forum
76. Hangqi’s steam turbine generator sets - HCBBS Forum
77. How to select a pump for pipeline pressure testing - HCBBS Forum
78. 【Pump Technology Edition: Daily Question】March 7, 2020 (Section perk: 10 Wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
79. 【Pump Technology Edition Daily Question】January 31, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
80. , - HCBBS Forum
81. Temperature and pressure in the seal chamber of the pump’s mechanical seal - HCBBS Forum
82. Help needed - HCBBS Forum
83. Range of misalignment of the grate reducer relative to the grate main shaft - HCBBS Forum
84. For self-priming pumps, can a vacuum tank combined with a centrifugal pump be used as a substitute? - HCBBS Forum
85. 【Daily Question: Pump Equipment】True or False Question, 2019.6.11 - HCBBS Forum
86. Cryostar cryopump structure diagram - HCBBS Forum
87. Feel free to ask questions about mechanical seals - HCBBS Forum
88. 【Daily Question: Pump Equipment】Multiple-choice Question, June 17, 2019 - HCBBS Forum
89. 【Pump Technology Edition: Daily Question】April 10, 2020 (A random member who answers correctly before the answers are released will be rewarded with 10 wealth points) - HCBBS Forum
90. Curve performance correction table for centrifugal pumps transporting solids-containing fluids - HCBBS Forum
91. 100 atm, and contains a large number of microbubbles – what type of pump should be used? - HCBBS Forum
92. How do I draw the pump’s flushing pipeline? - HCBBS Forum
93. What type of bearings should be used at both ends of the screw in small mechanical piston-type metering pumps? - HCBBS Forum
94. Screw pump - HCBBS Forum
95. 【Daily Question: Pump Equipment】Fill-in-the-blank question, June 6, 2019 - HCBBS Forum
96. Continuing with the discussion on rotary vane pumps, any teachers who can come in and offer some guidance would be appreciated - HCBBS Forum
97. Centrifugal Pump Maintenance Procedure.doc - HCBBS Forum
98. Photos of double-support water pump maintenance - HCBBS Forum
99. [Discussion] [Pump Technology Section’s Daily Question] February 16, 2020 (Section perk: 10 wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
100. 【Daily Question: Pump Equipment】True or False Question, June 4, 2019 - HCBBS Forum