English — Forum #723 (Page 612/642)

1. What percentage do the instrumentation and DCS systems account for in the total cost of the project? - HCBBS Forum
2. Estimated cost of natural gas-based hydrogen production plant - HCBBS Forum
3. Is there anything similar to case studies for Aspen A+? - HCBBS Forum
4. Question regarding static electricity bonding issue - HCBBS Forum
5. How should a hydrolysis reactor with a reaction time of four hours be considered? - HCBBS Forum
6. Balance disk clearance and working stroke of multi-stage pumps - HCBBS Forum
7. Regarding the operating pressure in wet flue gas desulfurization - HCBBS Forum
8. What should I do if KingView keeps stopping from working on a WIN7 64-bit computer? - HCBBS Forum
9. Seek relevant **regulations** regarding the use of F113, F22, and F141b as raw materials - HCBBS Forum
10. [Technical Exchange] Setting a goal - HCBBS Forum
11. EPS additive - HCBBS Forum
12. Seeking help with heat exchanger design - HCBBS Forum
13. Everyone, if anyone has the installation package for Zhejiang University’s Zhongkong JX-300, please help! - HCBBS Forum
14. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for participation； Question 92 - HCBBS Forum
15. Commissioning and adjustment of the catalytic unit - HCBBS Forum
16. How to choose the lubricant for planetary gear reducers - HCBBS Forum
17. Is it possible to have the idea of getting paid based on the amount of work done? - HCBBS Forum
18. On the relationship between power and speed of twin-screw oil pumps - HCBBS Forum
19. Leakage in the mechanical seal jacket of the alkali pump - HCBBS Forum
20. Let’s talk about sulfuric acid projects in the sulfuric acid industry - HCBBS Forum
21. ESPN seems to be very optimistic about the Spurs, equipped with Adé, and believes they have the capability to win the championship next season! - HCBBS Forum
22. Why is there a limit on the flow rate of liquid in pipes - HCBBS Forum
23. The high-pressure heat exchanger for diesel hydrogenation is leaking - HCBBS Forum
24. Where do these non-condensable gases come from? - HCBBS Forum
25. Structure of producer gas burner - HCBBS Forum
26. Steam pipeline purging issues - HCBBS Forum
27. The Lakers plan to return to the ranks of strong teams within 3 years – do you think that’s possible? - HCBBS Forum
28. Seek pipeline specifications – Technical standards for epoxy coal tar pitch anti-corrosion coating on buried steel pipelines - HCBBS Forum
29. Regarding the crisis cut-off switch for steam turbines - HCBBS Forum
30. May I ask how many m3 of liquid oxygen is there in an air separation unit with a capacity of 35,000 Nm3/h? - HCBBS Forum
31. 【Daily Question】Fundamentals of Chemical Engineering 097: Wall Temperature in Heat Transfer (July 2) - HCBBS Forum
32. Which expert has an introduction to the R134a production process? - HCBBS Forum
33. I would like to ask about the differences between the quench cooler, quench oil tower, and quench water tower in an ethylene plant - HCBBS Forum
34. Maximum and minimum rotation speeds of the reciprocating pump crankshaft - HCBBS Forum
35. Can two oil storage tanks be arranged vertically? - HCBBS Forum
36. What is the specific situation of CITIC Guoan Chemical? - HCBBS Forum
37. Static grounding issues in hyperbaric oxygen pipelines - HCBBS Forum
38. Regarding the strict enforcement of the rules for the “leisure watering area” - HCBBS Forum
39. 15-meter-span truss pipe gallery - HCBBS Forum
40. The cleverly designed rotameter achieves three things at once - HCBBS Forum
41. Horizontal balance calculation for the ammonia-based flue gas desulfurization system in boilers - HCBBS Forum
42. 【Weekly Topic】-How to prevent mixing of rainwater and sewage - HCBBS Forum
43. Requirements for waste discharge pipelines for highly toxic substances - HCBBS Forum
44. Those from Henan from 2014 can now obtain their certificates - HCBBS Forum
45. Recycle volume of fractionated slurry back to the tower - HCBBS Forum
46. What should be noted when disassembling and assembling planetary gear reducers - HCBBS Forum
47. May I ask an expert how to set up an email account on an iPhone? - HCBBS Forum
48. How should one understand the board temperature indicator? - HCBBS Forum
49. Could everyone please recommend suppliers of automatic soft water treatment devices? - HCBBS Forum
50. How to choose methods for the physical properties of several mixtures? - HCBBS Forum
51. Please recommend an online pH meter - HCBBS Forum
52. Issues with Sinopec’s standards for external procurement - HCBBS Forum
53. The process package has not been finalized; it is not clear whether a design tender can be issued - HCBBS Forum
54. Let the chemistry expert take a look - HCBBS Forum
55. The instantaneous flow rate does not match the cumulative flow rate; the cumulative value is significantly lower - HCBBS Forum
56. Regarding the use of producer gas - HCBBS Forum
57. Common knowledge on the use and maintenance of fixed hydraulic lifts - HCBBS Forum
58. Differences between DCS and PLC - HCBBS Forum
59. Problem of high readings on thermocouples - HCBBS Forum
60. Methods for selecting motor speed and pump material - HCBBS Forum
61. How is Nanjing CEPC Environmental Protection? - HCBBS Forum
62. Is there a difference between oil tanks and hydrocarbons? - HCBBS Forum
63. Location selection for elbows in trench excavation in mountainous areas - HCBBS Forum
64. How to solve the problem of high MFR material being produced by polypropylene extrusion granulators? - HCBBS Forum
65. How to select electric valves for main steam and main feedwater in power plants? - HCBBS Forum
66. Why is a valve installed at the connection between the pipe and the flexible metal hose? - HCBBS Forum
67. Workplace Debate Episode 54: Should You Get a Passport for Work? - HCBBS Forum
68. The impact of hydrogen embrittlement on 316L reactors - HCBBS Forum
69. Dear experts, does anyone know the calibration procedures for pressure controllers? Please share them with me for reference. - HCBBS Forum
70. Urgent request: specifications for thermometer amplifier YZF1-5(HK01-007) - HCBBS Forum
71. What are the disadvantages of employees being absent from work without permission? - HCBBS Forum
72. When environmental problems arise, is it sufficient simply to shut down the enterprises? - HCBBS Forum
73. How many exits should there be at the exit of the epoxy tank area? Isn’t 1 enough? - HCBBS Forum
74. Can EPDM synthetic rubber hoses be used with deionized water containing 50% ethylene glycol? - HCBBS Forum
75. Low catalyst temperature in section 2: solutions. - HCBBS Forum
76. In PROII, the hot inlet-cold outlet temperature approach option in the heat exchanger specification is... - HCBBS Forum
77. Discussion on Basic Mechanics (Screw and Washer Issues) - HCBBS Forum
78. Why is coriander called cilantro by everyone, yet do some people not like it? ? ? - HCBBS Forum
79. Thermoflow software - HCBBS Forum
80. 【Daily Question】20150706 – Knowledge about economizers (2 wealth points for replying, +3 wealth points for getting it right) - HCBBS Forum
81. Noise reduction design specifications or materials for air compressor pipelines - HCBBS Forum
82. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 234 - HCBBS Forum
83. What are the benefits of applying high-temperature resistant paint to smoke exhaust pipes? - HCBBS Forum
84. The temperature of superheated steam at a certain pressure (instantaneous) - HCBBS Forum
85. Who knows how high a head pressure can a lined pump in China achieve these days? - HCBBS Forum
86. How to choose an electric pump? Could some senior member help me with this? - HCBBS Forum
87. Weekly topic: 5 Wealth points for those who answer correctly, 2 Wealth points for participation； Question 98 - HCBBS Forum
88. Technical question: Is it necessary to secure the storage tank to the civil foundation? - HCBBS Forum
89. (Daily Question) The functions and purposes of heat exchangers - HCBBS Forum
90. I forgot the password for my virtual bank - HCBBS Forum
91. What does F. Max mean, which is added after the temperature? - HCBBS Forum
92. The temperature and composition of the gas and liquid phases on the tray are related to each other - HCBBS Forum
93. 【Workplace Psychology】 Disliking work brings 5 negative consequences - HCBBS Forum
94. Technical terms related to oil-water analyzers - HCBBS Forum
95. Fire-resistant filler that meets API589 standards - HCBBS Forum
96. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for those who participate； Question 105 - HCBBS Forum
97. Classification of consulting qualifications for engaging in consulting services - HCBBS Forum
98. Issues with the special fittings connecting the safety valve outlet pipeline - HCBBS Forum
99. Issues with wet sulfidation of hydrogenation catalysts - HCBBS Forum
100. The difference between confined spaces and restricted spaces - HCBBS Forum