English — Forum #723 (Page 463/642)

1. 【Daily Question】Chemical Engineering Principles 225: Heat Exchangers (November 6) - HCBBS Forum
2. Issues related to the grades of stainless steel materials - HCBBS Forum
3. 【Haichuan Safety and Environment Cup】Like Summary and Data Statistics - HCBBS Forum
4. TSA isothermal adsorption - HCBBS Forum
5. Principles of Chemical Engineering in Daily Life — Blowing on Cold Tea - HCBBS Forum
6. How should the acceptance criteria for the first demonstration project of new technology be implemented? - HCBBS Forum
7. What does the hotspot temperature of the catalyst layer refer to? - HCBBS Forum
8. 【Daily Question】November 9, 2015: Participation +2 Wealth； +3 to 8 wealth for correct answers - HCBBS Forum
9. How is the air pressure of a constant-volume fluidized fan adjusted? - HCBBS Forum
10. Would you consider using power wave tail washing to treat the SO2 emissions from the Claus unit? - HCBBS Forum
11. Could you talk about the product yield distribution of your hydrocracking units? What raw materials are used? - HCBBS Forum
12. What is the most reliable structure for a condensate pump? - HCBBS Forum
13. Filling out the electric hoist data sheet - HCBBS Forum
14. Cooler operation mode. - HCBBS Forum
15. 【Daily Question】November 11, 2015 (Double 11): End cap joint welds (2 wealth points for replying + 3–8 additional wealth points if the answer is correct) - HCBBS Forum
16. Coal-to-olefins - HCBBS Forum
17. Synthesis process diagram of sodium dodecylbenzenesulfonate - HCBBS Forum
18. Issues with the calculator in ASPEN. . - HCBBS Forum
19. What is the main component of dirt? - HCBBS Forum
20. Ammonia evaporation efficiency in the ammonia evaporation tower - HCBBS Forum
21. Under the dual pressures of the market and environmental protection, what is the way forward for the chemical industry? Let’s talk about it - HCBBS Forum
22. What is a detection-type safety device? - HCBBS Forum
23. Briefly describe the overall lifting method for tower-type equipment? - HCBBS Forum
24. How should power plants choose the appropriate flue gas desulfurization process based on their own conditions? - HCBBS Forum
25. Selection of salt- and acid-resistant materials - HCBBS Forum
26. Problems with the compressor’s main oil pump - HCBBS Forum
27. What is the process flow of pulsed corona method? - HCBBS Forum
28. When the safe discharge volume cannot be calculated - HCBBS Forum
29. Why does the flow rate of a centrifugal pump increase as the water level rises? - HCBBS Forum
30. Please, fellow sailors, take a look and see if it’s necessary to jump out and give it a try - HCBBS Forum
31. Where is the development of the gas deep processing industry heading? - HCBBS Forum
32. 【Daily Question】November 10, 2015: Boiler true/false questions (3 wealth points for a reply; +3 to 8 additional wealth points for a correct answer) - HCBBS Forum
33. Look, that’s home! - HCBBS Forum
34. Questions regarding pipe flange gaskets - HCBBS Forum
35. Sign-in record post from November 15, 2015 - HCBBS Forum
36. When designing a throttling device for calculations, how should the differential pressure value be selected? - HCBBS Forum
37. Weekly topic: 5 Wealth points for those who answer correctly, 2 Wealth points for participation； Question 214 - HCBBS Forum
38. Chemical process design - HCBBS Forum
39. The catalytic feedstock has a high freezing point - HCBBS Forum
40. Houston, we’ve got trouble~ - HCBBS Forum
41. Problems encountered in the operation of the GE Gasification (formerly Texaco Gasification) gasifier system - HCBBS Forum
42. One Question per Day 20151114 - HCBBS Forum
43. How to perform flow accumulation using S7300, as well as carry out compensation for steam flow, temperature, and pressure. . - HCBBS Forum
44. 【Daily Question】Question from Issue 20151109 - HCBBS Forum
45. Sulfur packaging - HCBBS Forum
46. Technical parameters of Haimitike magnetic pump - HCBBS Forum
47. What are the failure modes of the inlet and outlet valves of natural gas compressors? - HCBBS Forum
48. One question per day (1113) - HCBBS Forum
49. Centrifugal pump - HCBBS Forum
50. 【Daily Question】 November 16th: Which of the following products has the lowest flash point? ? ? - HCBBS Forum
51. Relationship between turbine extraction and intake air - HCBBS Forum
52. Regarding the issue of pressure measurement at the bottom of the carbonization chamber - HCBBS Forum
53. Problems with Siemens S7300. - HCBBS Forum
54. Problems with corrosion-resistant pressure transducer pressure pipes - HCBBS Forum
55. Basic knowledge--What is water emulsification - HCBBS Forum
56. Eccentric rotary valve - HCBBS Forum
57. Piping design - HCBBS Forum
58. How to change the units that appear in Aspen results - HCBBS Forum
59. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 353 - HCBBS Forum
60. 【Daily Question】Question from Issue 20151109 - HCBBS Forum
61. 【Daily Question】Chemical Engineering Principles 234: Heaters and Coolants (November 16) - HCBBS Forum
62. What is the function of each component in a positive displacement flow meter? - HCBBS Forum
63. What factors need to be considered when designing a chemical storage facility - HCBBS Forum
64. What are the specific methods for softening? - HCBBS Forum
65. In life, there are many things that pass in an instant. - HCBBS Forum
66. Seek current market prices for common instruments, valves, and cables - HCBBS Forum
67. bubble tray - HCBBS Forum
68. Three frequency converters with a set of gearboxes – the frequency won’t increase and the current is very high. What’s going on? - HCBBS Forum
69. Looking for DCS simulation software - HCBBS Forum
70. Questions regarding heat exchangers for refrigerant R410A! ! ! - HCBBS Forum
71. Everyone, work on question 62-2: multiple-choice questions 45-46 from the 2015 First-Class Constructor Examination in Project Management; there will be a reward for those who answer correctly - HCBBS Forum
72. Solutions to the blockage of the oxidation air duct in the desulfurization tower - HCBBS Forum
73. I would like to ask how to choose the type of instrument cable? ? - HCBBS Forum
74. Flammable gas alarm - HCBBS Forum
75. Joint Learning*1113: +2 wealth for participation, +9 wealth for correct answers - HCBBS Forum
76. The issue of raw material freezing point - HCBBS Forum
77. What is relative humidity? What is specific humidity? - HCBBS Forum
78. Conversion rate - HCBBS Forum
79. Joint Learning*1106: +2 wealth for participation, +9 wealth for correct answers - HCBBS Forum
80. Part 2 of the college debate series: College landmarks and campus relocations are currently in the spotlight – is it really necessary? - HCBBS Forum
81. How do I choose between an expander and a pressure relief valve? Thank you - HCBBS Forum
82. Civil Engineering Structure Discussion Area ----【Daily Question】Question from the 20151109 issue - HCBBS Forum
83. What is the general process for wastewater treatment? - HCBBS Forum
84. Schedule of the 8th China International Forum and Exhibition on the Application and Development of Online Analytical Instruments - HCBBS Forum
85. Reduced-top vacuum system - HCBBS Forum
86. Seeking advice on the relief temperature of safety valves - HCBBS Forum
87. Rectangular container butt weld - HCBBS Forum
88. Calculation of air pressure water supply pipe diameter - HCBBS Forum
89. Help, does anyone have the application form for testing standard instruments and meters? - HCBBS Forum
90. Foggy weather poses many risks; always keep safety in mind! - HCBBS Forum
91. Diary~ I have to be on my way - HCBBS Forum
92. What are the characteristics of the segmented lifting method for tower-type equipment? - HCBBS Forum
93. How to utilize the waste heat from flue gas in heat transfer oil furnaces - HCBBS Forum
94. I hope the CBA will get better and better - HCBBS Forum
95. Issues regarding the liquid level adjustment of liquid ammonia storage tanks - HCBBS Forum
96. One Question per Day 20151108 - HCBBS Forum
97. High resistance in the benzene removal tower; request for analysis - HCBBS Forum
98. Everyone, work on question 48-2015 from the First-Class Constructor Examination’s \"Project Management\" section – answers to questions 17-18 will be rewarded if correct - HCBBS Forum
99. Under what circumstances are containers fitted with ear supports equipped with rigid rings? - HCBBS Forum
100. (Basic knowledge) What are the basic characteristics of circulating fluidized bed boilers? - HCBBS Forum