English — Forum #337 (Page 83/163)

1. Question - HCBBS Forum
2. Flame arresters on Class C storage tanks - HCBBS Forum
3. Seeking help with candle filter - HCBBS Forum
4. Calculation of orifice plate thickness for pressure vessels - HCBBS Forum
5. [Daily Question] Basic Process Knowledge (True/False) 20190625 - HCBBS Forum
6. Is it okay to set aside a room in a Class A warehouse as a gas cylinder room? - HCBBS Forum
7. [Process Engineering Division – Chemical Components Forum – Daily Question – Questions 05-09] - HCBBS Forum
8. The issue of the source of oxygen produced - HCBBS Forum
9. PID flowchart - HCBBS Forum
10. [Daily Question] Basic Process Knowledge (True/False) 20190620 - HCBBS Forum
11. Should heavy calcium carbonate or light calcium carbonate be used for filtration experiments? - HCBBS Forum
12. Can a PTFE-lined ball valve be used in solvent pipelines? - HCBBS Forum
13. [Daily Question] Basic Process Knowledge (True/False Questions) 20190512 - HCBBS Forum
14. Seeking articles on the HPPO process - HCBBS Forum
15. Differences between Q345 and Q235 materials - HCBBS Forum
16. Newbie seeking help: How can I determine the supercritical gas-liquid phase ratio of LNG? - HCBBS Forum
17. Is this sodium hydroxide evaporation and melting equipment feasible? - HCBBS Forum
18. [Daily Question] Basic Process Knowledge (True/False Questions) 20190624 - HCBBS Forum
19. I have questions regarding single-screw steam compressors (those that use screw gears in combination with planetary gears for compression) - HCBBS Forum
20. Please help, experts on Aspen! - HCBBS Forum
21. What can flue gas at 750℃ be used for? ! - HCBBS Forum
22. Screenshots of the Aspen-V10 installation steps - HCBBS Forum
23. LPG molecular sieve desulfurization of alcohols and sulfides - HCBBS Forum
24. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 05–21】 - HCBBS Forum
25. Saturated vapor pressure of triphenylphosphine - HCBBS Forum
26. Blackening of hydrocracking tail oil - HCBBS Forum
27. Propane compression refrigeration - HCBBS Forum
28. Pipe heat dissipation calculation - HCBBS Forum
29. Pipeline purging gas velocity calculation - HCBBS Forum
30. Find the phase diagram of sulfuric acid and ammonia gas - HCBBS Forum
31. Daily Question » [Static Equipment – AC Version... Question 28] December 13, 2018 – True/False Multiple Choice... Enter to win a prize - HCBBS Forum
32. Gauge location - HCBBS Forum
33. I would like to ask the experts for their insights regarding the formula related to 150 - HCBBS Forum
34. Questions about the jacketed tube - HCBBS Forum
35. Is it still necessary to add a blind plate tag after installing a drain vent blind plate? Are there also tickets for opening blind flanges? - HCBBS Forum
36. Dalian Low-Temperature Methyl Alcohol Wash - HCBBS Forum
37. Calculation of ethanol content in pure methanol - HCBBS Forum
38. In CAD drawings, the pipe numbers and instruments have block attributes set; how can this information be exported to a CAD table at once? - HCBBS Forum
39. 【Daily Question】 【AC Version for Static Equipment...Question 104】 April 14, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
40. 【Daily Question】【AC Version for Static Equipment...Question 119】 April 29, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
41. Process control parameters - HCBBS Forum
42. May I ask that the process should provide logic relationship conditions and interlock conditions to the automatic control system; what standards should be followed when drawing this logic diagram? - HCBBS Forum
43. What is the market for seawater desalination? - HCBBS Forum
44. Reforming furnace issues - HCBBS Forum
45. In the design process, regarding the issue of updating specifications, what is a suitable time point? - HCBBS Forum
46. The issue of air consumption ratio in PSA nitrogen generators - HCBBS Forum
47. On the significance of introducing the concept of nominal diameter in engineering (newbie question) - HCBBS Forum
48. Does GE have mature desulfurization and denitration process packages for industries other than the power sector? - HCBBS Forum
49. 【Daily Question】 【AC Version for Static Equipment...Question 92】 April 2, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
50. If steam enters three containers in parallel, are there any regulations requiring safety valves to be installed on all three containers? Only on the steam main.... - HCBBS Forum
51. How to become a qualified welding engineer - HCBBS Forum
52. 【Daily Question】 【AC Version for Static Equipment...Question 71】 March 12, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
53. Currently working in the design of lubricant stations and cooling water stations - HCBBS Forum
54. Hydrogenation reactor technology using a hyperbolic central tube for gas-liquid two-phase flow - HCBBS Forum
55. Dear friends, what are the reasons for leakage in the mechanical seal of the alkylation acid circulation pump? - HCBBS Forum
56. Is there such a belt filter press? - HCBBS Forum
57. Which to choose: falling film evaporation or forced circulation evaporation? - HCBBS Forum
58. Temperature measurement of 40% hydrogen fluoride - HCBBS Forum
59. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190102 - HCBBS Forum
60. Hydrochloric acid pipeline pressure class - HCBBS Forum
61. The instrument symbols in the PID diagram are determined by process optimization or instrument control (including instrument numbers) - HCBBS Forum
62. What are the causes of failures in the IGBTs inside an inverter power supply? - HCBBS Forum
63. Heat transfer problems in reactors - HCBBS Forum
64. [Daily Question] Basic Process Knowledge (True/False Questions) 20190418 - HCBBS Forum
65. What are the differences between scraper evaporators and falling film evaporators? - HCBBS Forum
66. How can the odor of residual toluene in industrial products be completely removed? - HCBBS Forum
67. Fundamentals of Processing Technology (Multiple Choice) 201812 5 - HCBBS Forum
68. Does anyone know the azeotropic boiling point of nitric acid aqueous solution mixture? - HCBBS Forum
69. I would like to ask: Is a pipeline using Class B lubricant (with a flash point of around 200°C and a design pressure of 0.6 MPa) considered a pressure pipeline at normal temperatures? ” - HCBBS Forum
70. Equipment design temperature and discharge temperature - HCBBS Forum
71. Can a check valve be installed in a vertical section of a pipe (for liquid media)? - HCBBS Forum
72. 【Daily Question】 【AC Version for Static Equipment...Question 76】 March 17, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
73. Excel for calculating the heat transfer load in the cooling process of saturated wet air - HCBBS Forum
74. Chemical Process Design R.Smith - HCBBS Forum
75. College students feeling lost about the future - HCBBS Forum
76. In Class A indoor areas, there is a possibility of simultaneous leaks of CO2 and ethanol gases; how should the detectors be installed? - HCBBS Forum
77. Ozone-resistant corrosion protection for concrete tanks - HCBBS Forum
78. Gas in the pipeline can easily cause overpressure - HCBBS Forum
79. Should low-pressure steam pipes use metal wound gaskets or metal clad gaskets? - HCBBS Forum
80. [Daily question] [Static Equipment Exchange Edition...Question 48] Multiple-choice question on February 17, 2019...The work went well - HCBBS Forum
81. High-temperature Roots blower - HCBBS Forum
82. How to represent elbows with symbols - HCBBS Forum
83. I have a question for everyone - HCBBS Forum
84. Separation of methanol and ammonia aqueous solutions - HCBBS Forum
85. How is the diameter of a control valve calculated? How can the diameter be determined based on the CV value? Are there any standards for reference? - HCBBS Forum
86. Seismic design of long-distance pipelines - HCBBS Forum
87. Dehydration of ethylene glycol aqueous solution - HCBBS Forum
88. Help! Here’s a guide for the storage and transportation of gasoline and diesel! Thank you - HCBBS Forum
89. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190129 - HCBBS Forum
90. Where is the gas or liquid released by the safety valve or vent valve in the event of a fire in a flammable liquid storage tank discharged? - HCBBS Forum
91. Synthesis of polyurethane prepolymers - HCBBS Forum
92. [Daily Question] Basic Process Knowledge (Multiple Choice) 20181230 - HCBBS Forum
93. Filter specification calculation - HCBBS Forum
94. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190117 - HCBBS Forum
95. Desulfurization of coking off-gases - HCBBS Forum
96. Problems with alkali cleaning equipment - HCBBS Forum
97. Distillation of 12% ethanol aqueous solution - HCBBS Forum
98. throttling orifice plate - HCBBS Forum
99. Techno-economic indicators - HCBBS Forum
100. How to install a tee valve in the deaerator pipeline - HCBBS Forum