English — Forum #336 (Page 14/51)

1. Design of Class A warehouse doors - HCBBS Forum
2. Calculation method for decomposition heat during combustion - HCBBS Forum
3. Is the degree of reaction in the hydrochloric acid quenching reaction intense? - HCBBS Forum
4. Seek data on the solubility of ammonia in methanol at room temperature - HCBBS Forum
5. Regarding the conflict between compliance and necessity in the setup of the on-site control room, and the issue of whether to retain the toilets - HCBBS Forum
6. Density of refinery off-gas - HCBBS Forum
7. How should the drain valves for the water pipes and condensate pipelines on the pipe tray be installed? - HCBBS Forum
8. Explosion-proof design for cabinet rooms - HCBBS Forum
9. May I ask what is the solubility of ammonia in tert-butanol among all of you here? - HCBBS Forum
10. How to add more features to the incomplete ASPEN model - HCBBS Forum
11. Calculation of the spray layer in the desulfurization tower - HCBBS Forum
12. Coal equivalent for chilled water and heat transfer oil - HCBBS Forum
13. For non-governmental investment projects, is preliminary design still reviewed? - HCBBS Forum
14. During the F113 reaction, those by-products are formed; what do they represent respectively? - HCBBS Forum
15. 【Haichuan Equipment Guessing Game】It has a sci-fi vibe; it looks spectacular, like a row of rocket launch towers? - HCBBS Forum
16. Methods for dealing with high-voltage utility poles - HCBBS Forum
17. Is a distillation unit considered a chemical processing unit? - HCBBS Forum
18. Are there any other design specifications for gas-liquid separators besides HG20570? - HCBBS Forum
19. How are the values in the reliability block diagram for PFD calculation determined in SIL verification? - HCBBS Forum
20. Residence time with solid-liquid sedimentation tank - HCBBS Forum
21. Pressure vessel inspection - HCBBS Forum
22. Design of tower height and diameter for the scrubber tower - HCBBS Forum
23. Problems with the condensate extraction at the top of the distillation tower - HCBBS Forum
24. How to choose the material for chlorine pipelines - HCBBS Forum
25. Who has the safety measures for the design of diesel atmospheric pressure storage tanks - HCBBS Forum
26. Why is in-depth design required for seismic support systems, and how should it be carried out? - HCBBS Forum
27. Class B design services for the petrochemical, pharmaceutical industries – seeking cooperation - HCBBS Forum
28. Structural design of the tower area - HCBBS Forum
29. What is a project design commencement report? - HCBBS Forum
30. Regarding the TANK in the tank farm - HCBBS Forum
31. Determination of the condensation temperature - HCBBS Forum
32. For wastewater at 80°C with a chloride ion content of 2%, what material is suitable for the heat exchanger? - HCBBS Forum
33. Is it necessary to install toxic/flammable alarms for trichloromethane? - HCBBS Forum
34. Regarding the design service life of bursting discs? - HCBBS Forum
35. Which is better for compressed air heat exchange tubes: low-fin tubes or high-fin tubes? - HCBBS Forum
36. Welding of connection joints between frame columns and beams in seismic structures - HCBBS Forum
37. Pipeline material for high-salinity wastewater - HCBBS Forum
38. Is the fire classification for the accident tank designed as Class C? Can placing it underground reduce the required spacing? - HCBBS Forum
39. Problems in vacuum systems - HCBBS Forum
40. turbine - HCBBS Forum
41. Problems with vertical thermosyphon reboilers - HCBBS Forum
42. Shenghong Refining invests 2.85 billion yuan to build a 1 million-ton/year acetic acid plant - HCBBS Forum
43. Propylene column of propane dehydrogenation unit - HCBBS Forum
44. Design pressure FOW for refined oil storage tanks - HCBBS Forum
45. Explanation on the use of packed absorption tower calculation table - HCBBS Forum
46. Class A chemical engineering design institute seeking partners nationwide for general chemicals, petroleum, fine chemicals... - HCBBS Forum
47. I would like to learn about the nitrogen pressure-reduction expansion refrigeration process. How is the cooling capacity calculated? - HCBBS Forum
48. Isooctanoic acid - HCBBS Forum
49. What standards should be referred to for GB2 pipes with a design pressure greater than 2.5 MPa? - HCBBS Forum
50. Graduation project on flue gas treatment - HCBBS Forum
51. What kind of projects can be considered green methanol projects? - HCBBS Forum
52. A huge market – breaking the \"vicious cycle\" imposed by Shaanxi Coal restrictions on gasification feedstocks” - HCBBS Forum
53. Is a magnetic filter not required for the pipe filter at the inlet of a magnetic pump in a stainless steel system? - HCBBS Forum
54. What are the risks for the person in charge of pressure vessels? - HCBBS Forum
55. What is the clear height of the fire exits within the factory premises? - HCBBS Forum
56. Are the condensate pipes that are exposed to the outside considered pressure pipes? - HCBBS Forum
57. Recruiting a qualified chemical engineer registered with social security (to be promoted to level A in the chemical field) - HCBBS Forum
58. Seeking help for the chemical engineering design competition - HCBBS Forum
59. Experts, I have a question: since construction reasons require the use of epoxy thick-sealant paint as a primer, are there any issues with that? Thank you so much. - HCBBS Forum
60. How to verify the local stresses at the nozzles and shell resulting from calculations? I hope someone who understands this or an expert can give some guidance. Thank you. - HCBBS Forum
61. Is this pipe axonometric view generated automatically by the software? Is it still hand-drawn? - HCBBS Forum
62. Jiagui construction project - HCBBS Forum
63. How is PID created? Issue 9: Piping instrumentation and flow diagram design for heating furnaces p09 - HCBBS Forum
64. According to what fire safety codes are dimethyl ether and propane filling stations designed, the petrochemical regulations? LPG regulations? - HCBBS Forum
65. Lecture on How to Use the Pump Calculation Sheet - HCBBS Forum
66. Why is a small valve installed next to the hydrogen flow control valve, and could this pose a risk of leakage? - HCBBS Forum
67. Location of the leak detection hole on the reinforcement ring - HCBBS Forum
68. The water produced by reverse osmosis is used for drinking purposes; why does it appear blue when stored in this tank? - HCBBS Forum
69. Long-term recruitment for part-time chemical engineering machinery and process design personnel - HCBBS Forum
70. **Promotion of the application of 28 petrochemical and chemical technologies and products is encouraged – do you know which ones they are? ? - HCBBS Forum
71. Determination of fly ash filter pressure - HCBBS Forum
72. What are projects for extending, supplementing, and strengthening chains? ? ? ? - HCBBS Forum
73. I’m reaching out again with questions regarding the jacket of the reaction kettle - HCBBS Forum
74. Selection of pressure relief manholes or rupture disks for atmospheric storage tanks - HCBBS Forum
75. Calculation of concentration after leakage of flammable toxic gases - HCBBS Forum
76. 【Haichuan Equipment Guessing Game】Why are these two storage tanks needed along with three screens? ? ? - HCBBS Forum
77. What is the purpose of designing a branch pipe with a blind flange at the outlet of a centrifugal pump? - HCBBS Forum
78. Seeking purchase of chlorosulfonic acid process package or technology transfer - HCBBS Forum
79. Interplant pipeline - HCBBS Forum
80. Does anyone have the manual for the Shifu Mei Ammonia Escape Analyzer? Please share it. - HCBBS Forum
81. Calculation of cooling by spray washing in an empty tower - HCBBS Forum
82. Comrades, can the hydrochloric acid feed in the diagram be implemented in the DCS? - HCBBS Forum
83. For a DN300 cylinder actuator, is it necessary to have an electromagnetic valve corresponding to each three-piece unit? - HCBBS Forum
84. The significance of adding high-pressure desalinated water to the protection bed before the methanol synthesis tower - HCBBS Forum
85. Questions regarding the test pressure and test temperature for pipeline hydrotesting - HCBBS Forum
86. The decomposition of 35% hydrogen peroxide in enclosed spaces - HCBBS Forum
87. An inverted tank should be installed in the phenol storage area - HCBBS Forum
88. Which member can share the material grade regulations for the Luoyang plant? - HCBBS Forum
89. A beginner in the chemical industry seeking advice on heat exchanger design - HCBBS Forum
90. Can a chemical plant control room be located within a Class D facility? - HCBBS Forum
91. Do you have any colleagues in chemical engineering design institutes? - HCBBS Forum
92. Must a fully welded, buried natural gas pipeline ball valve with full bore be equipped with dual vent pipes? - HCBBS Forum
93. What is the difference between heating a reactor jacket with steam and heating it with heat transfer oil? - HCBBS Forum
94. Application of level sensors in liquid ammonia tank level monitoring - HCBBS Forum
95. How should smart mirrors be represented in P&IDs? - HCBBS Forum
96. Help needed: dimethyl sulfide process package, using methanol and carbon disulfide as raw materials. - HCBBS Forum
97. What is a project design commencement report? - HCBBS Forum
98. A series of chemical engineering atlas volumes such as R403 - HCBBS Forum
99. Meaning of symbols in the equipment layout diagram - HCBBS Forum
100. Should guardrails be installed along the boundaries of the equipment area? - HCBBS Forum