English — Forum #337 (Page 101/163)

1. There is a storage tank with a volume of 20,000 cubic meters; using a scale of 1:100 for the equipment layout diagram makes the tank appear too large, while using a scale of 1:500 makes the other equipment appear too small.... - HCBBS Forum
2. Fundamentals of Manufacturing Processes (Multiple Choice) 20181107 - HCBBS Forum
3. Fundamentals of Manufacturing Processes (Multiple Choice) 20181023 - HCBBS Forum
4. Issues with oxidation using sodium chlorate for hydrochloric acid leaching? - HCBBS Forum
5. Issues regarding the use of Caesar II virtual IP settings - HCBBS Forum
6. Sterilization with deionized water - HCBBS Forum
7. Control of pump outlet flow rate - HCBBS Forum
8. JBT 12130-2015 Design Code for Ammonia Supply System in Flue Gas Denitration - HCBBS Forum
9. How is a cyclic closed system designed for sampling? - HCBBS Forum
10. I don’t tell ordinary people about these things about the blender. - HCBBS Forum
11. Can the torch systems be connected in series - HCBBS Forum
12. What does the number 13 marked at the large and small ends represent? - HCBBS Forum
13. Valve size in PID - HCBBS Forum
14. Search dictionary - HCBBS Forum
15. Should pressure gauges and thermometers be installed on both the inlet and outlet pipelines of the cooling circulation system in the plant area? - HCBBS Forum
16. Basic Process Knowledge (Multiple Choice) 20180622 - HCBBS Forum
17. Key operating points of the wet flue gas desulfurization system - HCBBS Forum
18. As shown in the figure, what are the differences between the tank exhaust positions, and what are the advantages and disadvantages of each? - HCBBS Forum
19. Calculation and Selection Guide for Converter Gasification Cooling Flues - HCBBS Forum
20. [Daily Question] [Static Equipment Communication Version...Question 7] Multiple-choice question on November 20, 2018... - HCBBS Forum
21. Which pipe diameter is larger between the main line and the auxiliary line of the regulating valve? - HCBBS Forum
22. 【Daily Question】【AC Version for Static Equipment... Question 1】November 13, 2018 True or False Enter to win a prize - HCBBS Forum
23. Issues regarding the separator after the heat exchanger - HCBBS Forum
24. Classic Illustration - HCBBS Forum
25. 10 polypropylene silos with a capacity of 600 cubic meters each – should these be classified as stockyards or warehouses? - HCBBS Forum
26. Companies seeking to develop or design hydrogenation continuous processes - HCBBS Forum
27. Does ethylene glycol turn black? How to deal with it? - HCBBS Forum
28. What standards are used to determine the welding methods and welding materials for pipes and equipment? - HCBBS Forum
29. Inspection content - HCBBS Forum
30. On the absorption of ammonia exhaust gases - HCBBS Forum
31. Regarding the pipeline offset issue - HCBBS Forum
32. Newbie report: Asking about the key stages and detailed procedures of caustic soda in papermaking processes - HCBBS Forum
33. May an overflow pipe be installed on storage tanks for flammable and explosive liquids? ? - HCBBS Forum
34. Problems in the calculation of storage tank safety valve performance under fire conditions - HCBBS Forum
35. Looking for well-known companies that design high-temperature and high-pressure continuous reaction systems - HCBBS Forum
36. LNG to lL/CNG - HCBBS Forum
37. What procedures are required if the equipment is shut down for more than a year? - HCBBS Forum
38. Dear experts, I would like to ask how to identify eccentric reducers on process piping diagrams; it would be great if examples could be provided (especially those related to vertical pipes). Thank you. I’ll offer a reward once this issue is resolved - HCBBS Forum
39. 【HVAC Version】Daily Question 20180703 - HCBBS Forum
40. catalyst - HCBBS Forum
41. Does a pressure pipeline cease to be considered a pressure pipeline if its diameter is less than DN40? What other people have told me - HCBBS Forum
42. Under what circumstances is it necessary to use blind plates during equipment maintenance? - HCBBS Forum
43. Will the distribution cabinets and control cabinets no longer need to be explosion-proof once they are built adjacent to the control room’s power distribution area? - HCBBS Forum
44. Problems with turbine flowmeter installation - HCBBS Forum
45. How to handle steam pipeline drains and heat tracing pipeline drains in power plants - HCBBS Forum
46. Questions about the explosion of flammable liquids - HCBBS Forum
47. Process engineering major studies *control schemes - HCBBS Forum
48. Buried insulation - HCBBS Forum
49. Distance between liquefied hydrocarbon unloading compressor and flexible hose - HCBBS Forum
50. Discuss whether to use petrochemical codes or construction codes - HCBBS Forum
51. Industrial equipment - HCBBS Forum
52. I have a 350-meter-long DN100 pipeline equipped with steam tracing - HCBBS Forum
53. Calculation of the Claus reaction involving aminoacidic gases - HCBBS Forum
54. Is it classified as Category A due to fire hazard, but does it not require explosion protection? Could you give an example, please? - HCBBS Forum
55. Barium oxide production process - HCBBS Forum
56. Calculation of head loss in pipelines - HCBBS Forum
57. Regarding the fire hazard in production workshops - HCBBS Forum
58. 【Daily Question】【AC Version for Static Equipment... Question 6】November 19, 2018 – True/False Multiple Choice... Enter to win a prize - HCBBS Forum
59. Boiling point of methanol at a certain pressure - HCBBS Forum
60. What is the purpose of that N-shaped device placed after the tubular reactor? - HCBBS Forum
61. Can a 25-cubic-foot ammonia tank be placed indoors? - HCBBS Forum
62. Under what circumstances is it necessary to consider negative pressure verification? - HCBBS Forum
63. Is the pipeline flow rate related to desulfurization? - HCBBS Forum
64. Is it a requirement to use a dip pipe for unloading flammable liquids? - HCBBS Forum
65. Basic Process Knowledge (Multiple Choice) 20181118 - HCBBS Forum
66. Basic Process Knowledge (Multiple Choice) 20180702 - HCBBS Forum
67. Seek enterprises - HCBBS Forum
68. How deep does the static grounding in the workshop need to be buried? - HCBBS Forum
69. How to number welds on single-line diagrams of process pipelines - HCBBS Forum
70. Can the anti-freezing line at the pump outlet (heating pump line) be implemented by replacing the pump outlet shut-off valve with a butterfly valve? - HCBBS Forum
71. Compressibility factor of gas - HCBBS Forum
72. What is used as a reference for determining the tax rates on materials, equipment, technical services, etc., used in engineering projects? - HCBBS Forum
73. Basic Process Knowledge (Multiple Choice) 20180902 - HCBBS Forum
74. The issue of the speed of temperature increase and decrease? - HCBBS Forum
75. Basic Process Knowledge (Multiple Choice) 20181111 - HCBBS Forum
76. 【Daily Question】【AC Version for Static Equipment... Question 3】November 15, 2018 Fill-in-the-blank question - HCBBS Forum
77. Are the volumetric flow rates before and after the same? Why? - HCBBS Forum
78. How to Use ASPEN Software for Simulating the Design and Control of Distillation – Chinese Version - HCBBS Forum
79. The issue with the pump’s head??????? - HCBBS Forum
80. Calculations related to drying rooms - HCBBS Forum
81. Basic Process Knowledge (Multiple Choice) 20180701 - HCBBS Forum
82. Are there any standards for emergency ponds in chemical industry accidents? - HCBBS Forum
83. What type of connection is generally used to link the outlet pipeline of the loading pump to the tank truck? - HCBBS Forum
84. Is hydrogen peroxide classified as a Class A fire hazard, but does it belong to the category of flammable liquids? - HCBBS Forum
85. Basic Process Knowledge (Multiple Choice) 20180925 - HCBBS Forum
86. How should the storage temperature for combustible liquid storage tanks be determined? Are there any guidelines to refer to? - HCBBS Forum
87. Fundamentals of Processing Technology (Multiple Choice) 20180623 - HCBBS Forum
88. -Selection of calcium chloride saline pipelines at 20°C - HCBBS Forum
89. Question: What is the purpose of alkaline cleaning for N235? - HCBBS Forum
90. Issues related to the air compressor station - HCBBS Forum
91. 【HVAC Version】Daily Question 20180706 - HCBBS Forum
92. Performance of lithium bromide refrigeration units - HCBBS Forum
93. [Mechanical Equipment Technology Edition] Daily Question 201807010: Refrigeration Systems — Refrigeration Parameters (19) - HCBBS Forum
94. Regarding the issue of urea heating - HCBBS Forum
95. Basic Process Knowledge (Multiple Choice) 20180627 - HCBBS Forum
96. Cleanliness of lubricating oil - HCBBS Forum
97. What to do if the strength test pressure is higher than the nominal pressure of the pipeline? - HCBBS Forum
98. How should the installation of the overheating spray nozzle in a steam compressor be designed? Seeking advice - HCBBS Forum
99. Basic Process Knowledge (Multiple Choice) 20180620 - HCBBS Forum
100. Dry desulfurization process - HCBBS Forum