English — Forum #723 (Page 628/642)

1. Looking for instructions and tutorials for the industrial pipeline drawing software GDCad? - HCBBS Forum
2. Is the pressure swing adsorption oxygen production equipment often equipped with a radial bed process? Which one does it well? - HCBBS Forum
3. Dinghua Haichuan Cup – Recommended Posts for Excellent Technical PPTs in June 2015 - HCBBS Forum
4. Discussion on an example problem regarding yield -- Association version of the revised **Guide P11-12 - HCBBS Forum
5. Advantages, disadvantages, and selection of hardwired connections and bus connections - HCBBS Forum
6. On the card redundancy issue in DCS control systems - HCBBS Forum
7. Steam shooting and pipeline purging blasting - HCBBS Forum
8. Intensive Training for Environmental Protection Positions - HCBBS Forum
9. What is the correct way to use a glass rotameter? - HCBBS Forum
10. Problems starting diaphragm compressors - HCBBS Forum
11. Driven by innovation, nanomicro-porous insulation materials are replacing traditional insulation materials - HCBBS Forum
12. Techniques for shutting down due to internal leakage at the circulating hydrogen outlet valve - HCBBS Forum
13. 【Daily Question】Which of the following statements about sulfur dioxide is incorrect? (Reward of 3-10 wealth for correct answer) - HCBBS Forum
14. What is the impact of medium temperature changes on pipelines? - HCBBS Forum
15. What size circuit breakers and cables? - HCBBS Forum
16. Question: In the corner of the diagram, in the signature area, what do AFC, AFP, and AFR mean? - HCBBS Forum
17. Are there any books that specifically cover acidic water stripping? (Seeking recommendations from friends) - HCBBS Forum
18. Flow indication of vortex flow meters - HCBBS Forum
19. I am currently pursuing a professional master’s degree. I would like to ask those who are more experienced: how can one make the most of these three years, and how should one study in order to benefit from it in future work? - HCBBS Forum
20. Coking unit high-temperature heavy oil filter - HCBBS Forum
21. Chloroethylene collector - HCBBS Forum
22. Valve installation issues - HCBBS Forum
23. Guys, what is luck for? - HCBBS Forum
24. 【Daily Question】Wastewater Knowledge-106 (June 23) (2 points for answering, 4 points for a correct answer) - HCBBS Forum
25. Unstable voltage - HCBBS Forum
26. One question per day; those who answer correctly receive 10 wealth points, while participants receive 2 wealth points； Question 225 - HCBBS Forum
27. Videos on the principles of electromagnetism, mass, vortex flow meters, ultrasound, differential pressure, actuators, valves, etc. – the most intuitive way to learn - HCBBS Forum
28. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for participation； Question 86 - HCBBS Forum
29. 【Daily Question】June 18, 2015: Allowable external pressure on spherical shells (2 wealth points for a reply + 3–8 additional wealth points if the answer is correct) - HCBBS Forum
30. I’ve been thinking about writing a paper on the hot spot analysis of two types of components in catalytic devices; could anyone give me some suggestions? - HCBBS Forum
31. Is it better to adjust the temperature of the heat exchanger equipment at the outlet or at the inlet? - HCBBS Forum
32. The effect of viscosity on the outlet pressure of a reciprocating pump - HCBBS Forum
33. How do Φ and DN correspond to each other for pipes and pipe fittings? - HCBBS Forum
34. Overcurrent in the shielded pump, help! - HCBBS Forum
35. How to systematically learn *the craft of production - HCBBS Forum
36. What are the oxygen flow rates of each manufacturer, and what are the orifice plate sizes for the main oxygen supply? - HCBBS Forum
37. For the same company, similar equipment, different people giving quotes that differ by several times – what would you think? - HCBBS Forum
38. Put a post~~~~~~~~ - HCBBS Forum
39. The “bulging” phenomenon in liquid chlorine cylinders - HCBBS Forum
40. corner joint - HCBBS Forum
41. The light gasoline etherification unit is idle - HCBBS Forum
42. Could some expert help me calculate how much head pressure is required in this situation? - HCBBS Forum
43. Discussion on managing maintenance staff - HCBBS Forum
44. Coal gasification process and coal gas purification - HCBBS Forum
45. How should parents supervise their children to ensure proper oversight? - HCBBS Forum
46. Temperature of the bearing at the drive end of the process liquid oxygen pump is rising - HCBBS Forum
47. Regarding timeout failures of DI cards - HCBBS Forum
48. What tasks are required for the initial debugging of the lockfight system? - HCBBS Forum
49. Help: How to write the first edition of construction drawings in English - HCBBS Forum
50. Vent pipeline of the liquid sulfur tank - HCBBS Forum
51. Help! The new device has been put into operation; I hope to receive some valuable suggestions. Thank you - HCBBS Forum
52. What are the taboo words during festivals? - HCBBS Forum
53. Price of wave compensator - HCBBS Forum
54. Worker in Zibo Zhoucun dies from electric shock in workshop; two public officials found guilty of dereliction of duty - HCBBS Forum
55. How to determine leakage in brick gas ducts - HCBBS Forum
56. Questions about float level gauges - HCBBS Forum
57. Abnormal peak value of cold blowing for vertical molecular sieve - HCBBS Forum
58. Enhancing the use of flexible graphite gaskets in pressure vessels - HCBBS Forum
59. Discussion on increasing system pressure to change the condensation temperature and save cooling capacity - HCBBS Forum
60. World Cup qualifiers: How many goals did the men’s football team score against Bhutan? - HCBBS Forum
61. Application for spouses to be transferred to different locations - HCBBS Forum
62. How should a pipeline layout diagram for construction be drawn? - HCBBS Forum
63. Let’s discuss what the effects would be if a motor-driven fan in a circulating cooling tower were replaced with a turbine - HCBBS Forum
64. The physical property parameters of the slurry can be found there. Please help - HCBBS Forum
65. Extraction--Electrolysis - HCBBS Forum
66. Squealing sound from the centrifugal pump’s seal - HCBBS Forum
67. When applying Bernoulli’s equation, under what conditions is the velocity “u1” equal to zero or approximately zero? - HCBBS Forum
68. What is the methane content in Texaco gasifiers? - HCBBS Forum
69. 19 sentences by a 19-year-old nun - HCBBS Forum
70. When are Ib series pipes used? - HCBBS Forum
71. 【Daily Question】June 16: What is the main function of trisodium phosphate? - HCBBS Forum
72. What to do if the pressure guide tube keeps getting clogged - HCBBS Forum
73. In ICI thermal network design, when calculating the number of units, what is an independent subnetwork? - HCBBS Forum
74. Self-diagnosis of the CNC system in CNC machine tools - HCBBS Forum
75. Relationship between airspeed and system pressure - HCBBS Forum
76. Regarding tight leakage of cracking high-pressure flanges - HCBBS Forum
77. As the moderator of SHI**, I’ll distribute some small amounts of money to everyone. - HCBBS Forum
78. How can a heat exchanger be ensured to not leak? - HCBBS Forum
79. Problem of unequal thickness welding - HCBBS Forum
80. Installation supervision and inspection fee for chemical engineering projects - HCBBS Forum
81. Who knows about the Tongliao plum synthetic ammonia production process? - HCBBS Forum
82. Is it practically meaningful to have interlock trips based on flow rate and density settings in the pulverized coal gasification process? - HCBBS Forum
83. What are the hazards of a low liquid level in the chiller storage tank? - HCBBS Forum
84. What type of drying equipment can be used in fine chemical production to effectively prevent dust? - HCBBS Forum
85. Online analyzer for hydrogen chloride purity and free chlorine, as well as automatic control of hydrogen chloride purity - HCBBS Forum
86. What analytical method was used? - HCBBS Forum
87. What does temporary hardness of water refer to? - HCBBS Forum
88. Tips for Choosing Anti-static Floors in Hangzhou - HCBBS Forum
89. List of outstanding domestic heat exchanger manufacturers - HCBBS Forum
90. Storage tank ring wall: provision of slots for uneven settlement adjustment, what is its purpose? - HCBBS Forum
91. Question: Can the flow velocity at a leak in a natural gas pipeline reach supersonic speeds? How to verify it? ? ? - HCBBS Forum
92. Thank you for Father’s Day - HCBBS Forum
93. Why does the cetane number of charred wood be higher than that of accelerated combustion wood? - HCBBS Forum
94. The resistance levels of various types of flow meters - HCBBS Forum
95. Barcelona reigns supreme in Europe once again - HCBBS Forum
96. Pressure transmitter jump - HCBBS Forum
97. Design for applications of carbon steel pipelines - HCBBS Forum
98. How are samples taken at LNG receiving stations? What is analyzed? - HCBBS Forum
99. Today someone said that fixed-tube-sheet heat exchangers require venting and draining, while U-tube heat exchangers do not need it? - HCBBS Forum
100. Centrifugal compressor inlet tank - HCBBS Forum