English — Forum #337 (Page 134/163)

1. How is the pressure of LNG after phase change calculated? - HCBBS Forum
2. I’m seeking help regarding **the gas velocity of water vapor under negative pressure** - HCBBS Forum
3. Isolation of the active ingredient - HCBBS Forum
4. What is the control scheme for double-effect distillation of methanol? - HCBBS Forum
5. Installation of flame arrestors - HCBBS Forum
6. Carbonization of organic matter - HCBBS Forum
7. Is the spacing between container nozzles determined by equipment or by the manufacturing process? - HCBBS Forum
8. 9.12 Daily Question – Fill-in-the-blank; a reward is given for every correct answer (Pharmaceutical Engineering Technology version) - HCBBS Forum
9. Hydrogen-to-oil ratio calculation - HCBBS Forum
10. E-book material ~ 100 images of security hazards (97 images) - HCBBS Forum
11. Which expert knows this feeding algorithm! Quinacridones and those used in pigment production - HCBBS Forum
12. Everyone, help me figure out this issue with the fan flow! Urgent! ! - HCBBS Forum
13. Essential tools for households – Types of tape measures and how to read them - HCBBS Forum
14. A refrigerator with an output temperature of 20-32 degrees Celsius? - HCBBS Forum
15. An explosion-proof area has been designated in the vicinity of the hazard sources; there are several rooms in the ordinary factory building that fall within this explosion-proof area - HCBBS Forum
16. Does anyone know what this **standard is? - HCBBS Forum
17. evaporator - HCBBS Forum
18. **Standard full-text public system (website) - HCBBS Forum
19. I have a project that involves hydrogen hazards; the company’s management says that decisions regarding layout, etc., are made through collective decision-making, but the signing is done by the designer,... - HCBBS Forum
20. 7.13-Daily Question (Pharmaceutical Engineering Technology Version) - HCBBS Forum
21. Fundamentals of Manufacturing Processes (True/False Questions) 20170820 - HCBBS Forum
22. Will different pressures of the mixture, as well as different components, affect the dew point? - HCBBS Forum
23. How to deal with a blocked calcium sulfate pipeline? - HCBBS Forum
24. [Original] “Original essays by people from Haichuan – Written from the heart” - HCBBS Forum
25. In the combustion device, the burner flame is very long; how to address this? ! - HCBBS Forum
26. [Pipeline Valve Technology Edition-Daily Question Common Mistakes in Piping] 20170730 - HCBBS Forum
27. Pressure swing adsorption and temperature swing adsorption - HCBBS Forum
28. Steam savings and energy conservation - HCBBS Forum
29. Fundamentals of Manufacturing Processes (True/False Questions) 20170818 - HCBBS Forum
30. Regarding the issue of no water hammer occurring in cryogenic systems using heat exchangers with U-tube liquid seals - HCBBS Forum
31. Could you recommend some manufacturers of pilot-scale equipment for laboratories? - HCBBS Forum
32. Process Section – Daily Hydrogenation Process Knowledge Question No. 002 - HCBBS Forum
33. Questions and Answers on the Sources of Purified Water and Water for Injection (8.17 – Daily Q&A) - HCBBS Forum
34. Have you ever seen catalysts that slow down reaction speeds? - HCBBS Forum
35. Daily Question on Automation Theory Knowledge (9.11) - HCBBS Forum
36. 【Standard Communication Version--One Question per Day】20170718 - HCBBS Forum
37. Alarm for lack of airflow in laboratory fume hood - HCBBS Forum
38. Regarding the calculation of wind and dust suppression nets - HCBBS Forum
39. Can the Class A and B intermediate storage tanks inside the facility be without fire dikes? ? - HCBBS Forum
40. Newbie seeking advice on the parameters of a flash tank - HCBBS Forum
41. Can a mass flow meter be used without a bypass valve? - HCBBS Forum
42. Where is the temperature and pressure reducer supposed to be installed? - HCBBS Forum
43. Why is this wire needed for a filter with one active and one standby unit? - HCBBS Forum
44. Fundamentals of Manufacturing Processes (True/False Questions) 20170902 - HCBBS Forum
45. Introduction to LNG Process - HCBBS Forum
46. Exhaust treatment - HCBBS Forum
47. How is the size of the heat transfer oil expansion tank determined? - HCBBS Forum
48. Seeking information on the physical properties of butyl cyclohexyl ether, boiling point... - HCBBS Forum
49. I would like to purchase fourteen paid heating flow meters - HCBBS Forum
50. 【Registration Power】When the blower operates under changed conditions, common methods for process control of centrifugal gas blowers do not include - HCBBS Forum
51. A simple design for spray evaporators - HCBBS Forum
52. Emergency help - HCBBS Forum
53. To save warehouse space, shelves are the best solution - HCBBS Forum
54. [Process Area] Special Thread for Applying for Expense Subsidies for Events (Started on July 7, 2017) - HCBBS Forum
55. Process Section – Daily Hydrogenation Process Knowledge Question No. 038 - HCBBS Forum
56. Global Flame Arrestor Standardization and Testing Organization - HCBBS Forum
57. Calculation of the evaporation area for scraper evaporators - HCBBS Forum
58. I need advice from experts regarding the location and selection of fans - HCBBS Forum
59. Interlock between SIS and DCS - HCBBS Forum
60. What is produced when phosphorus trichloride reacts with 32% sodium hydroxide? Is phosphine generated? - HCBBS Forum
61. 【Standard Communication Version--One Question per Day】20170801 - HCBBS Forum
62. 【Standard Communication Version--One Question per Day】20170828 - HCBBS Forum
63. Pressure pipeline - HCBBS Forum
64. What is the minimum length of a short section wrapped around a PTFE steel pipe? - HCBBS Forum
65. Circular-hole block graphite heat exchanger - HCBBS Forum
66. What are the hazards of damaged insulation in the process pipelines for cold materials? - HCBBS Forum
67. Process Section – Daily Hydrogenation Process Knowledge Question No. 003 - HCBBS Forum
68. What are some good safety consulting firms in the pharmaceutical industry? - HCBBS Forum
69. 7.21--Daily Questions in Pharmaceutical Engineering to Expand Your Knowledge - HCBBS Forum
70. Can an explosion occur when an air vent on a oil tank draws in air? - HCBBS Forum
71. Fundamentals of Process Technology 20170721 - HCBBS Forum
72. [Mechanical Equipment Technology Edition] Daily Question 20170902: Guess the Object from the Picture - HCBBS Forum
73. Process Section – Daily Hydrogenation Process Knowledge Question No. 030 - HCBBS Forum
74. Are there many shift work arrangements in pharmaceutical companies? - HCBBS Forum
75. 【Mechanical Equipment Technology Edition】Daily Question 201708019: Pressure-enthalpy diagrams in refrigeration principles (2) - HCBBS Forum
76. 9.8-Simple multiple-choice questions: See if you can do them (Pharmaceutical Engineering Technology version) - HCBBS Forum
77. What do these graphic symbols in the PID diagram represent? - HCBBS Forum
78. Is there anything wrong with this ladder? - HCBBS Forum
79. There is an electrolyzer on the roof of the factory building (which is not enclosed but open), and it produces hydrogen gas. Should the factory building be classified as Category A? ? - HCBBS Forum
80. How to deal with an excessive amount of the third phase in impurity removal extraction - HCBBS Forum
81. Process Section – Daily Hydrogenation Process Knowledge Question No. 027 - HCBBS Forum
82. Temperature-entropy diagram thought - HCBBS Forum
83. Problems with nitrogen sealing of storage tanks - HCBBS Forum
84. Installation issues of orifice plate flow meters - HCBBS Forum
85. 【Daily Question】Sports Section – Basketball (170626) - HCBBS Forum
86. Schematic design diagram of the condenser and vacuum system for solvent concentration and recovery - HCBBS Forum
87. For the specialized examination in metallurgical engineering, which review book is issued by the association? - HCBBS Forum
88. Now that the answer is announced, is it considered a weird process design? - HCBBS Forum
89. Does ethanolamine absorb CS2 and COS? - HCBBS Forum
90. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (September 9) - HCBBS Forum
91. If flammable gas is generated in a certain room within a factory building and I open that room to separate it, can the fire classification of the building be adjusted accordingly? - HCBBS Forum
92. E-book~Figure 98 - HCBBS Forum
93. For a plant with a capacity of 10,000 tons per year, how many chromatographs are generally needed in an analysis laboratory? - HCBBS Forum
94. How is the reactor space velocity calculated? - HCBBS Forum
95. 【Standard Communication Version--One Question per Day】20170724 - HCBBS Forum
96. On the calculation problems of organic Rankine ORC heat exchangers - HCBBS Forum
97. Does activated carbon only absorb organic molecules on its surface? ! - HCBBS Forum
98. Calculation of steam pressure loss - HCBBS Forum
99. How to adjust the extraction solvent ratio - HCBBS Forum
100. Basic Process Knowledge (True/False Questions) 20170801 - HCBBS Forum