English — Forum #714 (Page 31/68)

1. 【Pump Technology Edition Daily Question】March 6, 2020 (Section benefit: A reward of 10 wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
2. Are there any workers who work with polyethers? - HCBBS Forum
3. Leakage issue in the secondary testing of pump components - HCBBS Forum
4. Centrifugal Pump Inspection and Maintenance Procedures.docx - HCBBS Forum
5. Problems with motor foundation grouting - HCBBS Forum
6. What are the consequences of installing the intake valve and exhaust valve of a reciprocating vacuum pump in reverse? - HCBBS Forum
7. Pump selection issue: low head, high flow rate - HCBBS Forum
8. 【Pump Technology Edition: Daily Question】April 1, 2020 (Section benefit: 10 Wealth points as a reward for answering correctly before the answers are revealed) - HCBBS Forum
9. 【Daily Question: Pump Equipment】True or False Question, June 25, 2018 - HCBBS Forum
10. GYH1-2-10 submersible pump - HCBBS Forum
11. Gear pump - HCBBS Forum
12. The permanent magnets of magnetic pumps contain carbon powder - HCBBS Forum
13. 【Pump Technology Edition: Daily Question】April 18, 2020 (A random member who answers correctly before the answers are released will be rewarded with 10 wealth points) - HCBBS Forum
14. Request for equipment diagram of magnetic submersible pump for liquid chlorine - HCBBS Forum
15. 【Daily Question: Pump Equipment】Fill-in-the-blank and True/False Questions, May 3, 2019 - HCBBS Forum
16. Question regarding the parallel operation of centrifugal pumps - HCBBS Forum
17. Can a liquid ring vacuum pump achieve a vacuum level of -0.098? - HCBBS Forum
18. Help: What is the suction device of a pump’s filling head? - HCBBS Forum
19. Regarding the pulp pump impeller - HCBBS Forum
20. Difference between self-priming pumps and submersible pumps - HCBBS Forum
21. Can the bearing model NUP314ECM be replaced with NUP314w? - HCBBS Forum
22. Vacuum pump - HCBBS Forum
23. How to choose a liquid sulfur pump? - HCBBS Forum
24. What does the model number of a device mean? - HCBBS Forum
25. Troubleshooting of vacuum molecular pumps - HCBBS Forum
26. Help needed - HCBBS Forum
27. 【Pump Technology Edition: Daily Question】April 14, 2020 (A random member who answers correctly before the answers are released will be rewarded with 10 wealth points) - HCBBS Forum
28. Questions about the pump - HCBBS Forum
29. 【Daily Question: Pump Equipment】True or False Question, 2019.9.16 - HCBBS Forum
30. Regarding the issue of one pump in use and one as backup - HCBBS Forum
31. Comparison between oil ring lubrication and oil mist lubrication - HCBBS Forum
32. Problem with the position of the oil cup and oil window - HCBBS Forum
33. Who has an 800 m3/h high-efficiency gas-liquid transfer pump? Please leave a message - HCBBS Forum
34. Installation orientation of various throttle orifice plates - HCBBS Forum
35. What type of vacuum pump is best for use in strong acid media? ? ? - HCBBS Forum
36. Regarding the lubricating oil level of the centrifugal pump, should it be 1/3-2/3 or 1/2-2/3? Are there any relevant specifications or standards? - HCBBS Forum
37. 【Daily Question: Pump Equipment】Weekly Summary June 30, 2019 - HCBBS Forum
38. Does anyone have ANSI/ASA S2.75-2017? Does anyone have this standard? - HCBBS Forum
39. [Discussion] [Pump Technology Edition: Daily Question] January 10, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed) - HCBBS Forum
40. 【Daily Question: Pump Equipment】Multiple-choice Question, April 24, 2019 - HCBBS Forum
41. Can a screw pump run idle? - HCBBS Forum
42. Help, I need help from fellow travelers - HCBBS Forum
43. Feed water pump bearing - HCBBS Forum
44. Material of fluorosilicic acid pump shaft sleeve - HCBBS Forum
45. I would like to ask about the function of the nozzle body. Thank you - HCBBS Forum
46. Calculation and Selection of Pumps.ppt - HCBBS Forum
47. Please help with the selection of the pump - HCBBS Forum
48. Multi-stage centrifugal pump - HCBBS Forum
49. Pump issue - HCBBS Forum
50. Screw vacuum pump for solvent recovery - HCBBS Forum
51. Preheating of the slurry pump outlet valve - HCBBS Forum
52. Analysis of the cause of leakage at the large cover during gas-phase pre-cooling of vertical sack pumps - HCBBS Forum
53. Pump shaft, guide wheel, labyrinth seal - HCBBS Forum
54. Discussion on the injection volume of seal oil for centrifugal pump seals - HCBBS Forum
55. Repair desulfurization pump casing erosion and wear - HCBBS Forum
56. Should the eccentric reducer at the inlet of a centrifugal pump be installed with its flat surface facing up or down? Why? - HCBBS Forum
57. Interference of frequency converters on shielded pump shaft monitors - HCBBS Forum
58. Pump selection - HCBBS Forum
59. 30316 and 7316 bearings - HCBBS Forum
60. Help: Centrifugal pump with a capacity of 1.5 cubic meters per hour, sludge return pump - HCBBS Forum
61. What color and material are best for repair uniforms? - HCBBS Forum
62. 【Daily Question: Pump Equipment】True or False Question, 4/23/2019 - HCBBS Forum
63. Selection of biogas slurry transfer pump - HCBBS Forum
64. How to prevent voids at the suction inlet when transporting highly viscous materials using gear pumps. - HCBBS Forum
65. Looking for a submersible pump for transporting HF. - HCBBS Forum
66. Issues with drilling holes in stainless steel pipes - HCBBS Forum
67. Please select a suitable model for the pump - HCBBS Forum
68. Looking for recommendations for slurry pump manufacturers - HCBBS Forum
69. Guess - HCBBS Forum
70. Performance of asphalt pumps - HCBBS Forum
71. What is the minimum opening degree at the outlet of a centrifugal pump? Does the outlet of a variable-frequency centrifugal pump generally need to be fully open? What is the meaning of three inlet ports and one outlet port for the pump? Please have an expert explain it! - HCBBS Forum
72. Part-time job in pump design - HCBBS Forum
73. Bearing temperature of motor and pump - HCBBS Forum
74. How is the rated flow rate and head determined for a pump that is used for multiple purposes? - HCBBS Forum
75. The material pump is installed at too high a height - HCBBS Forum
76. |Useful Tips | Centrifugal Pump Operation and Troubleshooting Methods - HCBBS Forum
77. One question per day, for entertainment purposes - HCBBS Forum
78. Boiler feed pump - HCBBS Forum
79. There is a sharp abnormal sound in the coupling position during the operation of the high-speed centrifugal pump. - HCBBS Forum
80. A brief discussion on the comparison of characteristics between screw vacuum pumps and liquid ring vacuum pumps - HCBBS Forum
81. Comprehensive Guide to Chemical Pumps - HCBBS Forum
82. How to level a pump installed on a steel plate? - HCBBS Forum
83. Two-stage centrifugal pump impeller cutting - HCBBS Forum
84. 7 methods to balance the axial force of centrifugal pumps - HCBBS Forum
85. Dalian Empire Shield Pump - HCBBS Forum
86. 【Daily Question: Pump Equipment】Multiple-choice - True/False Question, April 28, 2019 - HCBBS Forum
87. 11 Chapter 11 - Centrifugal Pumps.ppt - HCBBS Forum
88. Mechanical seal compression amount - HCBBS Forum
89. Pump skid lower bottom skid support - HCBBS Forum
90. Seal wear analysis - HCBBS Forum
91. Can an acid removal pump be used to fill with water? - HCBBS Forum
92. Regarding the mechanical seal issue - HCBBS Forum
93. 【Daily Question: Pump Equipment】True or False Question, May 20, 2019 - HCBBS Forum
94. Standards for the design of the steel structural base under the pump - HCBBS Forum
95. Why is there repeated leakage in the warm pump line at the pump’s outlet? - HCBBS Forum
96. Selection of hydrogen compressors - HCBBS Forum
97. Oil mist lubrication system---Technical features - HCBBS Forum
98. Does fluororubber react with fluoride-containing wastewater? - HCBBS Forum
99. Centrifugal pump suction inlet variable diameter eccentric head, flat top or bottom? - HCBBS Forum
100. The TRG gauge of the shielded pump is in the yellow zone - HCBBS Forum