English — Forum #337 (Page 47/163)

1. How is non-condensable gas removed in plate heat exchangers? I don’t see any condenser discharge outlet - HCBBS Forum
2. I would like to ask about the temperature drop in flue gas pipes - HCBBS Forum
3. Let’s look for any aspects of the wastewater treatment plant’s layout that do not comply with the standards - HCBBS Forum
4. Stirring speed and power calculation software - HCBBS Forum
5. Which specialty is responsible for the design and management of explosion-proof elevators? - HCBBS Forum
6. Who has the Practical Handbook on Boiler Water Treatment? Thank you - HCBBS Forum
7. What is the pressure difference principle of SM fans? - HCBBS Forum
8. Issues regarding the uses of low-pressure saturated steam - HCBBS Forum
9. Cooling of ammonia tanks: a new issue for veteran revolutionaries - HCBBS Forum
10. Has anyone used a hydrogen heater? What is the maximum temperature that can be reached? - HCBBS Forum
11. Cool the desulfurized wet flue gas with air - HCBBS Forum
12. Hengli Petrochemical’s net profit for the first quarter increased by 91.81% on a year-on-year basis; Shenghong Group invested 127 billion yuan in a project in Inner Mongolia; BASF announced that its PA66 and PBT products were affected by force majeure - HCBBS Forum
13. Help: Calculating pipe flow velocity - HCBBS Forum
14. Seeking advice on calculating oil viscosity - HCBBS Forum
15. Do you have any drawings or calculation sheets for a tank that separates oil, gas, and water? - HCBBS Forum
16. Regarding the sensitivity of automotive gasoline - HCBBS Forum
17. What does the model number on this pump label mean? ? ? - HCBBS Forum
18. Help: The reactor mixer is stopped; the reactor is filled with nitrogen and contains no material. The pressure at the seal of the mixer is about 2 minutes lower than the pressure inside the reactor. What effects could this have? Will the seal get damaged? - HCBBS Forum
19. Seeking recommendations for manufacturers of hydrogen produced from hydrocarbon steam - HCBBS Forum
20. Process Package Document Design - HCBBS Forum
21. Chemical Engineering Design Competition - HCBBS Forum
22. single-line diagram - HCBBS Forum
23. Two-stage exhaust extractor for steam turbine - HCBBS Forum
24. Polyether - HCBBS Forum
25. Technology for producing carbon monoxide (CO) from formic acid - HCBBS Forum
26. Low-nitrogen combustion in heating furnaces - HCBBS Forum
27. Design a U-shaped water seal - HCBBS Forum
28. Dongfang Shenghong plans to acquire control rights in Jiangsu Sierbang; Shenma Co., Ltd. recorded a net profit of 346 million yuan in the first quarter of 2021; Russian Sibur and TAIF will merge their petrochemical businesses - HCBBS Forum
29. Can field buses and 485 communication instruments be used in safety instrumented systems? - HCBBS Forum
30. Problems with fillet welds in high-pressure socket welding - HCBBS Forum
31. Definition of evaporation intensity - HCBBS Forum
32. Xiaobai has some questions about compressors for the expert - HCBBS Forum
33. Steam condensate pressure - HCBBS Forum
34. Why isn’t ethane used as town gas? - HCBBS Forum
35. Sealing issues at the feed end of the rod mill - HCBBS Forum
36. Guys, what full-factory optimization software is everyone using these days? - HCBBS Forum
37. Discussion on dibenzyltoluene as a heat transfer fluid - HCBBS Forum
38. Can a hose be used for the pipeline before the safety valve? - HCBBS Forum
39. Problems with tank fixation after nitrogen sealing - HCBBS Forum
40. The most widely used and comprehensive water treatment atlas in history - HCBBS Forum
41. What kind of device is a diaphragm pump? - HCBBS Forum
42. Is acrylic material used for the ozone oxidation tower in wastewater pilot tests? - HCBBS Forum
43. Test whether there is any difference between evaporation rate and static evaporation rate - HCBBS Forum
44. What is the difference between OD lines and LSO lines in chemical plants? - HCBBS Forum
45. What is the gas flow rate corresponding to 1 kg/h of ozone? - HCBBS Forum
46. Bottling of liquid carbon dioxide - HCBBS Forum
47. Looking for design drawings for an oxidized asphalt oxidation tower - HCBBS Forum
48. Where can I find information on the maximum size of chemical equipment (tanks) that can be transported by vehicle? - HCBBS Forum
49. Error 20519 (with image) - HCBBS Forum
50. Method for controlling free acid in sulfuric acid AN - HCBBS Forum
51. 1,346 tons! The first super-large equipment for the Jiujiang Petrochemical aromatics project has been hoisted into place - HCBBS Forum
52. A small issue with corrosion prevention - HCBBS Forum
53. The 2021 Petrochemical Industry Development Conference was held in Qinzhou, Guangxi - HCBBS Forum
54. 39 Q&A on centrifugal compressors - HCBBS Forum
55. Surge protector nominal voltage - HCBBS Forum
56. Dalian Institute of Chemical Physics achieves low-temperature, efficient, and long-lasting catalytic hydrogenation of carbon dioxide to methanol - HCBBS Forum
57. Regarding the issue of modifying falling film evaporators, I am seeking help from experts in this field to provide answers - HCBBS Forum
58. How is the expansion of 316L stainless steel sheets generally calculated? - HCBBS Forum
59. Solvent dehydration - HCBBS Forum
60. Looking to buy - HCBBS Forum
61. What is the setup for the flame arrestor and breather valve on gasoline storage tanks at gas stations? - HCBBS Forum
62. Diaphragm compressor current - HCBBS Forum
63. Seeking phenol production technology - HCBBS Forum
64. Selection of compressor - HCBBS Forum
65. Haichuan WeChat group - HCBBS Forum
66. Workshop hygiene level - HCBBS Forum
67. In-depth Research Report on Superalloys - HCBBS Forum
68. Nitrogen seal for small internal floating roof tanks - HCBBS Forum
69. There are multiple vacuum chambers, with one being opened every 1-2 minutes; how can one control the sequence in which the vacuum level in these chambers is reached? - HCBBS Forum
70. Sequence of air compression system equipment. - HCBBS Forum
71. Water flash evaporation problem - HCBBS Forum
72. Issues regarding the calculation of wall thickness for vacuum pressure vessels. - HCBBS Forum
73. HG／T 21581-2010 CAD version of automatic installation drawing book - HCBBS Forum
74. Enlargement of potassium dihydrogen phosphate granules - HCBBS Forum
75. Guess the equipment from Lao Yu – experts, take a look and see what it is - HCBBS Forum
76. Calculation of the horizontal thrust on fixed pipe racks due to high-temperature and high-pressure steam pipes - HCBBS Forum
77. Which processes require high-temperature and high-pressure steam? - HCBBS Forum
78. Guess what device it is - HCBBS Forum
79. Calculate the discharge volume under multi-component fire conditions - HCBBS Forum
80. Seeking help with welding stainless steel S30408 and copper TP2 - HCBBS Forum
81. Hubei Zigui Pumped Storage Power Station was successfully signed - HCBBS Forum
82. Selection of level gauges for slurry bed reactors - HCBBS Forum
83. Seeking help with water hammer problems - HCBBS Forum
84. m-chlorotoluene - HCBBS Forum
85. The function of the ammonia storage tank - HCBBS Forum
86. Solid material feeding pipeline: new problems for veteran revolutionaries - HCBBS Forum
87. Electron-grade hydrogen peroxide process technology - HCBBS Forum
88. Difference between hydrogen sealing and nitrogen sealing - HCBBS Forum
89. Calculation of the hydrostatic pressure of a liquid carbon dioxide column - HCBBS Forum
90. Diagram of double-effect evaporator equipment, process flow diagram, and requests for assistance with issues - HCBBS Forum
91. Do those fluid pipelines in oil fields need ball cleaning? - HCBBS Forum
92. Pipe diameter, wall thickness, pressure level, material calculation and selection - HCBBS Forum
93. Operating Procedures for Composite Air Coolers - HCBBS Forum
94. What does the flame heater function in HTRI calculate and how is it operated? - HCBBS Forum
95. Online analysis, closed-system sampling instruments - HCBBS Forum
96. How to choose a safety valve for fine chemical reaction kettles? - HCBBS Forum
97. Caesar 2 stress verification - HCBBS Forum
98. How to solve the water hammer effect - HCBBS Forum
99. Safety knowledge for the handling, transportation, and storage of methyl methacrylate - HCBBS Forum
100. How to calculate the breathing volume of a breather valve on a tank that is under pressure? - HCBBS Forum