English — Forum #723 (Page 510/642)

1. Why can the height of a liquid column also represent pressure? - HCBBS Forum
2. The pointer of the pipeline float-type flow meter goes beyond the range - HCBBS Forum
3. How to set up a hot standby for the gasifier quench water pump? - HCBBS Forum
4. I need expert advice: How to calculate the condenser pressure drop? - HCBBS Forum
5. Who has video footage of the fire at Shida Technology? Please share it - HCBBS Forum
6. Questions regarding the technical requirements for the tube sheet drawings - HCBBS Forum
7. Is it true that the sensitivity of a gauge is its sensitivity line? - HCBBS Forum
8. 【Daily Question】9.25 True or False: The functions of the distillation section and the stripping section - HCBBS Forum
9. Which version of ASPEN PLUS can be installed on a Win7 64-bit system? - HCBBS Forum
10. What is the degree of freedom of a bridge crane system? - HCBBS Forum
11. Issues related to liquid chlorine tank trucks - HCBBS Forum
12. Spring gauge for C2 - HCBBS Forum
13. 【Daily Question】Question from Issue 20150923 - HCBBS Forum
14. What do you do with the Mid-Autumn mooncakes after they are on sale during the Mid-Autumn Festival? - HCBBS Forum
15. What is HaiChuan Net Age? - HCBBS Forum
16. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 316 - HCBBS Forum
17. A collection of typical problems in on-site construction? - HCBBS Forum
18. On the inhibition of anaerobic reactions - HCBBS Forum
19. Heat exchanger shell removal - HCBBS Forum
20. I would like to ask my seniors for guidance on my career planning. I have a diploma from a junior college, majoring in chemical equipment maintenance technology - HCBBS Forum
21. Addition of calcium stearate after butadiene treatment - HCBBS Forum
22. What the heck is a throttling expansion process? - HCBBS Forum
23. What is the material of the thermal resistor jacket in the sulfur-containing wastewater pickling tower? - HCBBS Forum
24. Questions regarding dry boilers - HCBBS Forum
25. Explosion suppression effect of ultra-high molecular weight polymers - HCBBS Forum
26. Joint Learning*928: +2 wealth for participation, +5 wealth for correct answers - HCBBS Forum
27. Complaining about breaking the golden egg - HCBBS Forum
28. Please ask an expert to explain - HCBBS Forum
29. How to preheat the shell coal powder feeding pressure and the cycle compressor system - HCBBS Forum
30. 【Daily Question】Question from Issue 20150923 - HCBBS Forum
31. Method for determining ammonia nitrogen in water during the passivation process at the start-up of hydrocracking (upgrading) - HCBBS Forum
32. Differences between a technician certificate, an engineer certificate, and a vocational qualification certificate - HCBBS Forum
33. Problems with seismic pressure gauges - HCBBS Forum
34. Materials used for electrode modification - HCBBS Forum
35. Help! Help! Help! Anyone who knows something about this equipment, please help. Thanks in advance. - HCBBS Forum
36. Feasibility of adding boiler water at the outlet of the first converter to control the inlet temperature of the second converter. - HCBBS Forum
37. One post per day - HCBBS Forum
38. Chemical equipment nameplate - HCBBS Forum
39. What do these numbers mean? - HCBBS Forum
40. Chemical Engineering in Daily Life – Question 81: What causes whales to spout water? - HCBBS Forum
41. What are the main components of clean production in the chemical industry? - HCBBS Forum
42. Carbon dioxide capture and liquefaction project - HCBBS Forum
43. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 324 - HCBBS Forum
44. 【Daily Question】Question from Issue 20150926 - HCBBS Forum
45. Heat exchange system diagram - HCBBS Forum
46. Guided wave radar waveform - HCBBS Forum
47. Can hydrogenation oil be used for the catalyst regeneration sulfiding in the pre-reactor? Contains about 10 S10s! - HCBBS Forum
48. Measurement of COD in high-chloride wastewater - HCBBS Forum
49. A instrumentation engineer who has been struggling to find a job for five years - HCBBS Forum
50. Relationship between British standard tubing, pipe fittings, and process pipeline grade tables - HCBBS Forum
51. 【Daily Question】10.6 Back +2； For +3~8 - HCBBS Forum
52. Briefly describe the principle of circulating water cooling? - HCBBS Forum
53. 【Daily Question】Chemical Engineering Principles 186: Raoult’s Law (September 28) - HCBBS Forum
54. Is the branch pipe seat the same as the reinforced pipe joint? - HCBBS Forum
55. I would like to ask fellow industry professionals: what are the approaches being used to utilize the waste heat from alumina flue gas? - HCBBS Forum
56. Briefly describe the main indicators used to assess various levels of chemical production accidents. - HCBBS Forum
57. For API design, national standard materials are to be used – how should the welding procedure specification be written? - HCBBS Forum
58. Relationship between temperature or pressure and flow rate - HCBBS Forum
59. Propylene storage tank - HCBBS Forum
60. Double-end mechanical seal - HCBBS Forum
61. Can seam-welded steel pipes be used in pressure vessels? - HCBBS Forum
62. Gentle experts, how is the chlorine ion content in water measured? ? ? What is the maximum level of chloride ions in cooling water before it causes problems... - HCBBS Forum
63. Sign-in record post for October 1, 2015 - HCBBS Forum
64. Warm congratulations to China on defeating the defending champion, Iran! - HCBBS Forum
65. National III diesel for National V diesel vehicles - HCBBS Forum
66. Which brand of air filter has been used – Airmec - HCBBS Forum
67. Home Life Edition Debate Thread, Issue 32: In favor or against delaying the legal retirement age? (Replies counted +3 wealth points) - HCBBS Forum
68. The horizontal vibration of the motor in a horizontal centrifugal pump is above the acceptable level, and resonance is occurring; how to resolve this issue? - HCBBS Forum
69. Does an economizer need insulation? - HCBBS Forum
70. Materials for pressure vessels and heat treatment - HCBBS Forum
71. “Haichuan Irrigation Co., Ltd. Shop”: Haichuan is offering gold eggs again – will you take part? - HCBBS Forum
72. New catalyst for coal-based ethylene glycol achieves industrial validation - HCBBS Forum
73. 【Weekly Topic】The relationship between rising gas velocity, flooding velocity, and empty tower velocity - HCBBS Forum
74. China’s first technology for \"direct hydrocyanation of butadiene to produce adiponitrile\" has passed the evaluation for scientific and technological achievements - HCBBS Forum
75. High-pressure pipe valves - HCBBS Forum
76. Who knows the domestic units with strong capabilities in producing tilting tile blocks? - HCBBS Forum
77. Questions regarding starting a centrifugal compressor - HCBBS Forum
78. Polypropylene granulation test questions - HCBBS Forum
79. How to adjust the linearity of a capacitive transformer? - HCBBS Forum
80. Weekly topic: 5 Wealth points for correct answers, 2 Wealth points for participation； Question 181 - HCBBS Forum
81. Questions regarding isentropic expansion and isenthalpic expansion - HCBBS Forum
82. Can the deposit paid for buying a house be refunded? - HCBBS Forum
83. 【Daily Question】Test Issue 20150928 - HCBBS Forum
84. Environmental Protection Daily Question 10.2: Reward for answering questions as a celebration of National Day – 3 Wealth points - HCBBS Forum
85. Class D Pressure Vessel Design Certificate - HCBBS Forum
86. Discussion on common problems of mechanical seals - HCBBS Forum
87. Chemical Engineering in Life – Question 82: Ancient fables, who lived the longest? - HCBBS Forum
88. The hydrogenation reactor replacement was not successful - HCBBS Forum
89. Can 0.6 MPa of wax oil meet the pressure requirement as fuel for the heating furnace? - HCBBS Forum
90. 【Daily Question】Question from Issue 20150930 - HCBBS Forum
91. There is no leakage under static water pressure in the heat exchanger, but leakage occurs during operation - HCBBS Forum
92. Can the original standard be continued to be used after the new standard is adopted? - HCBBS Forum
93. Chemical Engineering in Daily Life – Question 83: Which chemical unit operation equipment are your internal organs equivalent to? - HCBBS Forum
94. What are people doing on National Day? - HCBBS Forum
95. 【Daily Question】Question from Issue 20150930 - HCBBS Forum
96. Operation mode of the activated sludge treatment system. - HCBBS Forum
97. Regarding the projects for desulfurization and denitration of catalytic flue gas, what are the technical specifications and the impact on existing installations? - HCBBS Forum
98. 【College Activities】025+A short poem that evokes memories of four years of schoolmates+*anpangpang - HCBBS Forum
99. Seal weld - HCBBS Forum
100. Are there any friends who have worked as both a Pipeline Engineer and a Piping Engineer? - HCBBS Forum