English — Forum #337 (Page 138/163)

1. What is the required distance between the fire embankment footing line and the road? ? Which provision? - HCBBS Forum
2. Fundamentals of Manufacturing Processes (True/False Questions) 20170827 - HCBBS Forum
3. I have a question regarding the on-air and off-air modes - HCBBS Forum
4. Are there any requirements regarding the location of the drain valve? - HCBBS Forum
5. 8.16 – One question per day: win wealth and gain knowledge (Pharmaceutical Engineering Technology version) - HCBBS Forum
6. [Mechanical Equipment Technology Edition] Daily Question 201709011: Compressor Assembly - HCBBS Forum
7. Basic Process Knowledge (True/False Questions) 20170730 - HCBBS Forum
8. The sound heard by pressing the ear against the outer surface of the tube - HCBBS Forum
9. The drainage pipe is too long. What details need to be paid attention to when draining liquid? Can I help? - HCBBS Forum
10. 8.25-Answer questions daily to win rewards and gain knowledge (Pharmaceutical Engineering Technology version) - HCBBS Forum
11. Thermostatic valve and condensate phase separation tank - HCBBS Forum
12. Question 15 in the morning session of the 2016 Chemistry exam was a bit incorrect - HCBBS Forum
13. Can the exhaust gas from the vacuum unit be returned to the original system? - HCBBS Forum
14. I have a question regarding the setting pressure of the boiler steam safety valve - HCBBS Forum
15. What type of local level gauge is used for batch vacuum reactors? - HCBBS Forum
16. Installation of pressure buffer tanks - HCBBS Forum
17. How are molecular sieves granulated and shaped? - HCBBS Forum
18. Laboratory reaction devices – which ones are of better quality? - HCBBS Forum
19. For the adsorption of organic waste gases, is it better to have the flow from top to bottom or from bottom to top? What about during steam desorption? - HCBBS Forum
20. Process Section – Daily Hydrogenation Process Knowledge Question No. 005 - HCBBS Forum
21. Bulk density of columnar solid alkali - HCBBS Forum
22. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170806 - HCBBS Forum
23. Please tell me about driving and test-running in chemical industry - HCBBS Forum
24. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170731 - HCBBS Forum
25. I would like to ask the experts in the defoamer industry: what about this version of defoamers? - HCBBS Forum
26. 【Mechanical Equipment Technology Edition】Daily Question 20170725: What is the name of the component located in the red circle in the image below, and what is its function? - HCBBS Forum
27. On the fan sample, or in our usual references regarding a fan head pressure of 5m, does this refer to water head pressure or air pressure? ? - HCBBS Forum
28. Is the viscosity high after sorbitol is melted and cooled? - HCBBS Forum
29. Why do combustible gases burn on their own after being ejected from a high-pressure container? - HCBBS Forum
30. How can the flow rate of tap water be controlled using only pipes and valves? ! - HCBBS Forum
31. What are the pollution issues related to steam and wastewater during the concentration and crystallization of phosphorous acid mother liquor? - HCBBS Forum
32. Calculation of boiler gas consumption - HCBBS Forum
33. Has anyone seen this type of liquid-sealed tank? What is the principle? - HCBBS Forum
34. Brief description of the types and characteristics of industrial fans - HCBBS Forum
35. May I ask whether the pipe supports for insulated pipes are installed first and then the insulation is applied? ? - HCBBS Forum
36. [Mechanical Equipment Technology Edition] Daily Question 20170714: Identify the functions of screw compressor components by looking at their diagrams - HCBBS Forum
37. How to convert the heating area into the total heat exchange amount - HCBBS Forum
38. Normally open and normally closed valves - HCBBS Forum
39. Daily Question Methanol Technology Edition 20170913 (1) - HCBBS Forum
40. How are the process technical parameters determined, and what is the procedure? - HCBBS Forum
41. Does anyone have 3D simulation video materials? Could you share them? - HCBBS Forum
42. 9.13 Daily Question – True or False; a prize is given for every correct answer (Pharmaceutical Engineering Technology version) - HCBBS Forum
43. What is the heat transfer efficiency that can be achieved by a heat exchanger? ! - HCBBS Forum
44. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (September 14) - HCBBS Forum
45. Guys, when it comes to creating devices and physical entities, negative entities cannot be created. What’s the reason for that? PDMS Version 12.0 - HCBBS Forum
46. Daily Quiz – Rewards of Wealth, August 3rd - HCBBS Forum
47. Distance from outdoor equipment to the workshop - HCBBS Forum
48. Invitation for the 【Collection of Fun Stories from HaiChuan Chemical Workers’ Offices】 Campaign - HCBBS Forum
49. Purification Technology Edition: Weekly Image [001] - HCBBS Forum
50. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (August 20) - HCBBS Forum
51. Evaluation for the distribution of Haichuan coins as rewards in the process areas (effective from today) - HCBBS Forum
52. Can MTBE stored at the bottom of a methanol tank be left there without emptying the tank? - HCBBS Forum
53. For central air conditioning systems, the copper pipes are pressurized with nitrogen at 40 kilograms of pressure; over 5 days, this pressure dropped by 2 kilograms. Is it acceptable for the amount of refrigerant to be 5 kilograms in such cases? - HCBBS Forum
54. Relevant design standards for preventing burns in high-temperature process pipelines - HCBBS Forum
55. One Question per Day----------Multiple-choice Questions on Basic Process Knowledge (September 15) - HCBBS Forum
56. Cooling of cryogenic reactors - HCBBS Forum
57. Seek the design specifications for hydrochloric acid storage tanks - HCBBS Forum
58. According to the petrochemical regulations, Class A liquid storage tanks with a capacity of less than 100 cubic meters can be located in the plant area; thus, the factory building also falls within the plant area - HCBBS Forum
59. Pressure vessel custom-shaped parts strength calculation software package [Free] [Built-in material database] [Printable calculation reports] - HCBBS Forum
60. Basic Process Knowledge 20170719 - HCBBS Forum
61. Which type of cascade control is better for temperature control? - HCBBS Forum
62. Parallel flow problem of steam at different pressures - HCBBS Forum
63. Appreciation of Calligraphy and Painting 010 - HCBBS Forum
64. How to determine the gas medium content in flammable liquid storage tanks - HCBBS Forum
65. Is the rated pressure of electric water heaters 0.8 MPa? ! - HCBBS Forum
66. 8.1-Daily Quiz (Pharmaceutical Engineering Version) GMP Knowledge Contest - HCBBS Forum
67. I would like to ask the experts where I can find the training materials for SH/T 3059? - HCBBS Forum
68. What are the hazards of high temperature of flue gas exiting the convection chamber? - HCBBS Forum
69. What are the key control points for the three-effect evaporation of aluminum sulfate? - HCBBS Forum
70. Process Section – Daily Hydrogenation Process Knowledge Question No. 001 - HCBBS Forum
71. Basic Process Knowledge (True/False Questions) 20170813 - HCBBS Forum
72. If hydrogen is generated in a room within a factory building, and that room is classified as Category A and is located on the 3rd floor, how should the safety exits be designed? ? - HCBBS Forum
73. What do you want the process section to look like? - HCBBS Forum
74. 7.19-Daily Topic (Pharmaceutical Engineering Technology Edition) - HCBBS Forum
75. Understanding Bernoulli's equation - HCBBS Forum
76. [Pipeline Valve Technology Edition-Daily Question: Common Piping Mistakes—Piping Design for Fan Outlets] 20170803 - HCBBS Forum
77. Which standard should be followed for fire and explosion protection in oil separation tanks? ? - HCBBS Forum
78. I have a question about heat exchangers for everyone - HCBBS Forum
79. What issues should be considered when using liquid chromatography? - HCBBS Forum
80. Steam temperature issue at 3.5Mpa - HCBBS Forum
81. Catalytic reforming - HCBBS Forum
82. Basic Process Knowledge (True/False Questions) 20170806 - HCBBS Forum
83. Removal of trace water from benzene - HCBBS Forum
84. Registered Safety Engineer Practice Qualification Examination - HCBBS Forum
85. Fundamentals of Manufacturing Processes (True/False Questions) 20170914 - HCBBS Forum
86. Maximum equipment weight and weight with water filled - HCBBS Forum
87. How to remove the solvent in the synthesis of water-based polyurethanes using the solvent method - HCBBS Forum
88. Noise issues when directly heating cold water with steam - HCBBS Forum
89. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors – Piping Design for Thermometers】20170825 - HCBBS Forum
90. Process system design, organization of related books - HCBBS Forum
91. The role of light and heavy refined oils in the aromatics drawer - HCBBS Forum
92. Centrifuge - HCBBS Forum
93. In confined space operations, the harmful gas concentration VC is ≤30%. What is VC? - HCBBS Forum
94. Purification Technology Edition Weekly Image [002] - HCBBS Forum
95. 【Process Area Event – Bizarre Designs – 11】-- Problem with the control valve bypass - HCBBS Forum
96. Can combustible gas or liquid pipelines be made of non-metallic pipes or pipes lined with plastic? ? - HCBBS Forum
97. 8.22-Answer questions daily to win rewards and gain knowledge (Pharmaceutical Engineering Technology version) - HCBBS Forum
98. The glass level gauge on site cannot discharge water (principle of a communicating vessel) - HCBBS Forum
99. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (September 8) - HCBBS Forum
100. What books do freshmen in the process engineering field at design institutes need to study? Which reference books should be used? - HCBBS Forum