English — Forum #337 (Page 95/163)

1. I’d like to ask the experts here: is it better to specialize in facility design or in piping work? I’m not sure, so I’m here to seek advice. - HCBBS Forum
2. Centrifugal pumps prevent evacuation problems - HCBBS Forum
3. Basic Process Knowledge (Multiple Choice) 20181219 - HCBBS Forum
4. Ozone pipeline connection flange type - HCBBS Forum
5. Ethylene process, propylene refrigeration assistance needed - HCBBS Forum
6. [Daily Question] Basic Process Knowledge (True/False Questions) 20190307 - HCBBS Forum
7. The bed layer in the dechlorination tank of the reprocessing unit has clogged, preventing the removal of the material - HCBBS Forum
8. Waste steam recovery - HCBBS Forum
9. 【Daily Question】 【AC Version for Static Equipment...Question 115】 April 25, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
10. Organic amine pipeline design - HCBBS Forum
11. SY/T 6503-2016 - HCBBS Forum
12. [Daily Question] Basic Process Knowledge (True/False) 20190326 - HCBBS Forum
13. May I ask the experts? - HCBBS Forum
14. Heat exchange equipment – Heat energy rating - HCBBS Forum
15. Honeywell. - HCBBS Forum
16. [Daily Question] Basic Process Knowledge (Fill-in-the-blank) 20190216 - HCBBS Forum
17. In SW's ethylene process, how are nitrogen oxides in the hydrogen tank formed? - HCBBS Forum
18. What kind of file is this, and what software was used to create it? ? - HCBBS Forum
19. 【Daily Question】 【AC Version for Static Equipment...Question 35】 December 20, 2018 – True/False Multiple Choice...Financial Reward - HCBBS Forum
20. How to prepare bromomethane from sodium iodide - HCBBS Forum
21. [Daily question] [Static Equipment Exchange Edition...Question 27] Multiple-choice question on January 27, 2019... Bon voyage - HCBBS Forum
22. Valve standards? - HCBBS Forum
23. Gas-phase treatment method in the acidic water raw water tank - HCBBS Forum
24. Differences between SUS304 and national standard 06Cr19Ni10 - HCBBS Forum
25. The pressures of the two storage tanks are different, while all other parameters are the same. How can one pump be used to draw water from both tanks evenly at the same time? - HCBBS Forum
26. Static Equipment Version [Daily Question] Question Collection Post - Wealth + Charm = Thank You] - HCBBS Forum
27. 【Daily Question】【Static Equipment AC Version...Question 33】February 2, 2019 – True/False Multiple Choice...Thank you for voting - HCBBS Forum
28. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190120 - HCBBS Forum
29. Basic Process Knowledge (Multiple Choice) 201812 1 - HCBBS Forum
30. What will be the consequences of introducing compressed air into a steam pipeline containing 0.3 saturated steam, given that the pressures are the same? - HCBBS Forum
31. System pressure adjustment - HCBBS Forum
32. Insulation of water system in acetylene workshop - HCBBS Forum
33. [Daily Question] Basic Process Knowledge (True/False Questions) 20190406 - HCBBS Forum
34. Liquid chlorine pump - HCBBS Forum
35. Stepwise adjustment - HCBBS Forum
36. Who has a solvent separation technology for thick-ring aromatic hydrocarbons in catalytic diesel? - HCBBS Forum
37. Seeking help regarding tetramethyl orthocarbonate - HCBBS Forum
38. Since hydrogen contains water, does the gas system’s drain trap automatically discharge water? - HCBBS Forum
39. 【Daily Question】 【AC Version for Static Equipment...Question 39】 February 8, 2019 – True/False Question...A Happy Family - HCBBS Forum
40. 【Daily Question】 【AC Version for Static Equipment...Question 33】 December 18, 2018 – True/False Multiple Choice...Enter to win a prize - HCBBS Forum
41. For methanol production from coke oven gas, there are primary hydrogenation and secondary hydrogenation processes. Are there any other good methods for sulfidation besides using carbon disulfide? - HCBBS Forum
42. Thermal expansion valves are installed on the inlet and outlet pipelines of the methanol storage tank - HCBBS Forum
43. Regarding the calculation of the cross-sectional area of the reinforcement fillet weld on the branch pipe - HCBBS Forum
44. Maximum oil unloading flow rate per hour for tank trucks at gas stations - HCBBS Forum
45. Have any of the companies carried out energy-saving upgrades, and what have been the results? - HCBBS Forum
46. Regarding the acetylene pipeline issue - HCBBS Forum
47. Hydroxypropyl distarch phosphate - HCBBS Forum
48. Should the PID drawings be handed over to the client or the end user after the project is completed? - HCBBS Forum
49. [Daily Question] Basic Process Knowledge (True/False Questions) 20190322 - HCBBS Forum
50. Determine the diameter using the temperature obtained after mixing at 2 different temperatures - HCBBS Forum
51. The jars in the warehouse - HCBBS Forum
52. I have a question regarding dust-free silica - HCBBS Forum
53. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190104 - HCBBS Forum
54. I’m using butterfly valves for both the acid and water pipelines. The chief engineer said that these butterfly valves will allow leakage of water, as they can’t be closed properly - HCBBS Forum
55. Catalyst issue? - HCBBS Forum
56. Who has a liquid ring vacuum pump? - HCBBS Forum
57. Is it necessary to install static bonding wires for the valve flanges of pipelines? - HCBBS Forum
58. What causes the green color in carboxybutyl nitrile latex? I need experts to give me some advice! - HCBBS Forum
59. In this process, is it necessary to install a safety valve on the pressure vessel? - HCBBS Forum
60. I was wondering that in process engineering, people only know that PID control is used for temperature or flow regulation, but who decides what values to set for P and I? Is that also part of process engineering? ? - HCBBS Forum
61. 【Daily Question】 【AC Version for Static Equipment...Question 16】 January 16, 2019 – True/False Multiple Choice Question...Progress Step by Step - HCBBS Forum
62. 【Daily Question】 【AC Version for Static Equipment...Question 106】 April 16, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
63. What is the hole in this flange for? - HCBBS Forum
64. Who has used a drum with ultrasonic waves? Seeking advice - HCBBS Forum
65. What does it mean that on the PID diagram, the motor M is first connected to KY and then to HIS? - HCBBS Forum
66. Under what conditions will the inlet of a standby pump experience overpressure? - HCBBS Forum
67. 【Daily Question】Environmental Protection Version - Water Treatment - 20190313 - HCBBS Forum
68. Can plastic-lined steel pipes be used to transport Class A flammable liquids? How can static electricity be dissipated? - HCBBS Forum
69. [Daily question] [Static Equipment Exchange Edition...Question 56] Multiple choice question on February 25, 2019...all the best - HCBBS Forum
70. What do the 3 DI and 3 DO of the motor refer to? How are various instrument points estimated? - HCBBS Forum
71. Does anyone have the GB/T2440-2017 standard? - HCBBS Forum
72. The orientation coordinates of the drawing are incorrect - HCBBS Forum
73. I would appreciate it if everyone could recommend pumps that are suitable for this situation - HCBBS Forum
74. What is the function of the manual valves before and after the control valve? When to use it? - HCBBS Forum
75. Oil dripping from the Y-filter at the compressor inlet - HCBBS Forum
76. Calculation process of the lifting plan - HCBBS Forum
77. [Daily Question] Basic Process Knowledge (True/False) 20190429 - HCBBS Forum
78. Guys, the area has been calculated; how should we increase the amount of anti-corrosion material used? - HCBBS Forum
79. Fire hazard classification of air compressor stations - HCBBS Forum
80. 【Daily Question】 【AC Version for Static Equipment...Question 105】 April 15, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
81. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190201 - HCBBS Forum
82. Is it appropriate to use superheated steam for heating at a reaction temperature of 320°? - HCBBS Forum
83. Two streams of steam with different temperatures and pressures are mixed; when using PRO II for modeling, clicking to run results in an error. I seek guidance from experts - HCBBS Forum
84. [Daily Question] Basic Process Knowledge (Multiple Choice) 20181231 - HCBBS Forum
85. How is the removal or recovery of acetaldehyde achieved in the process for producing vinyl acetate? Which expert has literature on this topic? - HCBBS Forum
86. Which are the manufacturers that produce processes for exhaust gas drying equipment commonly used in PTA? - HCBBS Forum
87. Storage tank exhaust gas - HCBBS Forum
88. [Daily Question] Basic Process Knowledge (True/False Questions) 20190425 - HCBBS Forum
89. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190210 - HCBBS Forum
90. Molecular sieve regeneration - HCBBS Forum
91. Tail gas treatment method for chloroacetyl chloride plant - HCBBS Forum
92. What is the difference between the pipeline material grade table, the pipe section table, and the comprehensive pipeline material table? - HCBBS Forum
93. Hydrogen energy utilization: “Thousands of pear trees in bloom”” - HCBBS Forum
94. [Daily question] [Static Equipment Communication Edition...Question 95] Adapted multiple choice question on April 5, 2019...Happy holidays - HCBBS Forum
95. What did the design institute do? - HCBBS Forum
96. Flash evaporation scheme - HCBBS Forum
97. 【Daily Question】【Static Equipment AC Version... Question 8】November 21, 2018 LPG True or False Questions - HCBBS Forum
98. Dehydration and desalination of crude polyether polyols - HCBBS Forum
99. 【☆☆☆☆☆☆】How to calculate the thickness of the external insulation layer for storage tanks? 【☆☆☆☆☆☆】 - HCBBS Forum
100. Reducer, different diameter DN20X15-15 20# JB4726 PE(L)-PE(S) 40T025 series I SCH80(L)×SCH80(S) - HCBBS Forum