English — Forum #337 (Page 79/163)

1. High-voltage electrostatic processor — a physical solution to scaling and corrosion problems in circulating cooling water - HCBBS Forum
2. [Daily Question] Basic Process Knowledge (True/False) 20190506 - HCBBS Forum
3. Excuse me, Haiyou: Those who work on thermal design in design institutes – is it possible to switch to thermal design for electronic products in the future? - HCBBS Forum
4. Does the DCS manufacturer develop the control system based on the documents provided by the design institute? - HCBBS Forum
5. What are the applications of Aspen in the field of environmental protection? - HCBBS Forum
6. [Daily Question] Basic Process Knowledge (True/False Questions) 20190604 - HCBBS Forum
7. How to fix and install hot water tracing pipelines parallel to crude oil pipelines - HCBBS Forum
8. Basis for setting high and low liquid level alarms, as well as high-high (low-low) liquid level alarms for the oil storage tanks in the oil tank area - HCBBS Forum
9. Which method is better for separating methanol, ethanol, xylene, and salt solutions using a conductivity and density meter? - HCBBS Forum
10. I would like to ask about how to draw the HOOK UP diagrams and cable tray diagrams for automatic control instruments in the petrochemical industry - HCBBS Forum
11. What aspects need to be checked for a 5000-cubic-meter methanol storage tank? - HCBBS Forum
12. What are the standard specifications for setting the radius of an oxygen alarm? - HCBBS Forum
13. Screen and manhole - HCBBS Forum
14. How many tons of steam are required to drive a 11,000 kW motor using a turbine? - HCBBS Forum
15. Regarding the unit of traffic - HCBBS Forum
16. Voltage of sacrificial anode - HCBBS Forum
17. I have a question regarding heat exchangers - HCBBS Forum
18. Liquid separation tank for the flare gas discharged by the safety valve of the propylene sphere tank - HCBBS Forum
19. What do G5b, 2.4 A51 refer to at the red dot in the drawing? - HCBBS Forum
20. What are the design requirements for surge protectors according to the safety instrumented system? - HCBBS Forum
21. Chemical complex - HCBBS Forum
22. Who has the steel chimney atlas 08sg213-1? - HCBBS Forum
23. [Daily Question] Basic Process Knowledge (True/False Questions) 20190730 - HCBBS Forum
24. oxygen-to-fuel ratio - HCBBS Forum
25. How is lining a vertical cylindrical storage tank (installed on-site) carried out? What is the lining process? - HCBBS Forum
26. Transport of yellow phosphorus - HCBBS Forum
27. Is thermal engineering the poorest-ranked major in petrochemical design institutes? - HCBBS Forum
28. Issues related to hydrocarbons in cryogenic air separation units - HCBBS Forum
29. How is half of the scum from the air flotation equipment collected? How should it be handled after collection? - HCBBS Forum
30. About bleach - HCBBS Forum
31. Seeking assistance regarding the DCS legend for equipment in batch reactors in fine chemical plants - HCBBS Forum
32. Advanced Training Course on Process and System Design in Chemical Plants - HCBBS Forum
33. [Daily Question] Basic Process Knowledge (True/False Questions) 20190606 - HCBBS Forum
34. I need urgent advice on cascade control! ! - HCBBS Forum
35. Do metal materials volatilize at high temperatures? - HCBBS Forum
36. Skid-mounted integration - HCBBS Forum
37. Can a steam pipe be operated without a safety valve after pressure reduction? - HCBBS Forum
38. What software is used to draw the installation diagrams for thermal pipelines in power plants? - HCBBS Forum
39. Issues regarding the formula for calculating the natural ventilation force of chimneys in HG 20680-2011 - HCBBS Forum
40. Research on the process aspects for new HPPO projects - HCBBS Forum
41. Valve issues in the process flow diagram - HCBBS Forum
42. According to the provisions of GB-50058-1992, materials with a flash point greater than 45°C are not considered flammable liquids - HCBBS Forum
43. 40L, 15Mpa standard bottled nitrogen, filling 2.8 cubic tanks, 0.025Mpa, a bottle of this nitrogen can fill several tanks - HCBBS Forum
44. Can’t the pump be started remotely in program-based automation? What standards are specified? - HCBBS Forum
45. I would like to ask about the spacing requirements for pipeline installation in utility tunnels - HCBBS Forum
46. [Daily Question] Basic Process Knowledge (True/False) 20190906 - HCBBS Forum
47. Air treatment in aluminum chloride production workshop - HCBBS Forum
48. May pipes be passed through the stairwell? ? - HCBBS Forum
49. Storage and transportation fluids - HCBBS Forum
50. Decomposition temperature of ammonium chloride - HCBBS Forum
51. Why is the circulating cooling water so dirty? - HCBBS Forum
52. What is the purpose of the two rubber rings outside the stuffing box for sealing water? - HCBBS Forum
53. Help needed: calculation of heat carrier flow rate! - HCBBS Forum
54. Fractional distillation heat balance - HCBBS Forum
55. Problems in the layout of safe unloading pipelines - HCBBS Forum
56. How is the fire hazard class of the mixed gas determined? - HCBBS Forum
57. How to draw a centrifugal pump in a process flow diagram? - HCBBS Forum
58. I would like to ask how the pipeline in the figure below works - HCBBS Forum
59. [Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 05–20] - HCBBS Forum
60. May I ask about the distance between the outdoor equipment area of the factory building and the internal roads? - HCBBS Forum
61. Pre-control of waste liquid incinerator - HCBBS Forum
62. What are the contact information or phone numbers of manufacturers of dewaxing and molecular sieve separation process packages? - HCBBS Forum
63. Tail gas treatment for liquefied hydrocarbon storage tanks - HCBBS Forum
64. Density of the data table, specific heat, viscosity, thermal conductivity, heat transfer coefficient, fouling coefficient, latent heat, specific heat, saturated vapor pressure, and other values... - HCBBS Forum
65. Help needed - HCBBS Forum
66. [Daily Question] Basic Process Knowledge (True/False) 20190818 - HCBBS Forum
67. How can the glue buildup in a static mixer be cleaned thoroughly? - HCBBS Forum
68. May I ask about steel-lined enamel reaction kettles that need to go from room temperature to 4 kilograms of steam pressure and then back to room temperature? - HCBBS Forum
69. Specifications for unattended cabinet rooms and power distribution rooms in petrochemical enterprises - HCBBS Forum
70. [Daily Question] Basic Process Knowledge (True/False Questions) 20190526 - HCBBS Forum
71. The medium hazard toxicity category for methanol has been removed in the new version of HG 20660-2017 - HCBBS Forum
72. Phenolic anhydride technical exchange - HCBBS Forum
73. Loan of accident pool - HCBBS Forum
74. What is the exothermic amount of heat released when CaO reacts with H2O? ! - HCBBS Forum
75. Synthesis of EDTA by the sodium cyanide method - HCBBS Forum
76. I would appreciate some advice from experts on methods for treating soil contaminated by organic solvents - HCBBS Forum
77. Can a butterfly valve be connected directly to the equipment outlet? - HCBBS Forum
78. Steam temperature rise issue - HCBBS Forum
79. [Daily Question] Basic Process Knowledge (True/False Questions) 20190707 - HCBBS Forum
80. Who can provide a copy of GB50755-2012 \"Code for Construction of Steel Structures\"? - HCBBS Forum
81. [Daily Question] Basic Process Knowledge (True/False) 20190507 - HCBBS Forum
82. Installation of lifting openings in the workshop - HCBBS Forum
83. How to use a rotary film deaerator - HCBBS Forum
84. Instrument air flow rate - HCBBS Forum
85. Is it against the regulations to place a lye storage tank on top of a 6X3X3.5m rectangular steel tank structure (the top covering)? - HCBBS Forum
86. Problems with dry gas tanks - HCBBS Forum
87. Do the steam pipes in industrial parks belong to GB2 or GC2? - HCBBS Forum
88. Opening pressure of the check valve - HCBBS Forum
89. Seeking help with calculating compressed air consumption - HCBBS Forum
90. Bromination reaction of carbonylphenylcyclopentyl isomers - HCBBS Forum
91. Self-priming circulation pumps are used for circulating water tanks; has anyone used them? - HCBBS Forum
92. [Daily Question] Basic Process Knowledge (Multiple Choice) 20191021 - HCBBS Forum
93. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190910 - HCBBS Forum
94. Sodium methoxide is required in the production process. Is it better to add solid sodium methoxide directly to the reaction vessel, or should sodium methoxide in methanol form be used? - HCBBS Forum
95. Does hydrazine hydrate easily decompose to release hydrazine? - HCBBS Forum
96. Fire protection - HCBBS Forum
97. Members of Xue Toutu can help download \"Terms in Architecture 2014\" - HCBBS Forum
98. SPMP-STD-EM1001-2016 Regulations on the Responsibilities of the Chief Technical Officer for Construction Projects - HCBBS Forum
99. Design of pump outlet filling line and minimum return line - HCBBS Forum
100. What are socket weld pipe fittings? - HCBBS Forum