English — Forum #723 (Page 462/642)

1. How are flue gas desulfurization methods classified? - HCBBS Forum
2. Energy conservation and emission reduction in daily life (II) - HCBBS Forum
3. The filter press does not have good filtering performance - HCBBS Forum
4. With less steam volume, will it become saturated? - HCBBS Forum
5. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 360 - HCBBS Forum
6. The heatx module of ASPEN uses the shortcut mode; what type of structure does the calculated heat exchange area correspond to? - HCBBS Forum
7. When should welding be carried out on the welding test plates for spherical tank products? - HCBBS Forum
8. What are the requirements for the oxygen flow rate in the burners of GE coal-water slurry gasification process? - HCBBS Forum
9. What is the difference between in-plant inspection and shipment inspection? Which type of materials are they used for in procurement, respectively? - HCBBS Forum
10. Joint Learning*1111: +2 wealth for participation, +9 wealth for correct answers - HCBBS Forum
11. What are the five laws of safe production? - HCBBS Forum
12. Help with installing 3095mv software - HCBBS Forum
13. Issues related to catalytic raw materials - HCBBS Forum
14. Newbie seeking help. What to do if a vortex flowmeter fails calibration? - HCBBS Forum
15. Daqing ethylene cracking unit - HCBBS Forum
16. 【Daily Question No. 23】November 11, 2015: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
17. Toxic gas leaked from the device, and it was determined on site whether to proceed or not - HCBBS Forum
18. If there are any companies that develop programs for adjusting the temperature in coke ovens, please contact me - HCBBS Forum
19. Efficiency issues with high-speed reciprocating machines? - HCBBS Forum
20. The high-temperature pipeline has a diameter of 1.2 meters; the medium flowing through it is flue gas at around 450 degrees Celsius, and its length is approximately 80 meters. How can thermal stress be reduced? - HCBBS Forum
21. Seek advice on pump bearings - HCBBS Forum
22. Complaining about our new office building - HCBBS Forum
23. Looking for new N551 ion exchange membrane sheets - HCBBS Forum
24. What are security management axioms? - HCBBS Forum
25. Process and Quality - HCBBS Forum
26. The amount of distillate within a specific boiling range - HCBBS Forum
27. Which company can I turn to for a design service related to 200,000-turn drum compound fertilizers? - HCBBS Forum
28. Is it necessary to install a quench tower? - HCBBS Forum
29. Looking for brands and suppliers of sanitary-grade instruments - HCBBS Forum
30. Configuration - HCBBS Forum
31. 【Daily Question】Question from Issue 20151106 - HCBBS Forum
32. Does anyone here have a template for an oil depot operation plan? I need it urgently; waiting online. - HCBBS Forum
33. Dry gas seal leakage of rich gas compressor - HCBBS Forum
34. Why is it necessary to control the liquid level in the methanol intermediate storage tank? - HCBBS Forum
35. Part 3 of the college debate series: What’s your opinion on college students getting married before graduating? And what’s your view on love in colleges? - HCBBS Forum
36. PKS 300 knows how to draw endpoint polylines - HCBBS Forum
37. Does registering public utilities mean ending the affiliation? ! - HCBBS Forum
38. Relationship between reaction temperature and coking - HCBBS Forum
39. Problems with single-stage double-suction centrifugal pumps - HCBBS Forum
40. Have any of the analysts seen sampling bags or samplers with thermal insulation properties? - HCBBS Forum
41. Joint Learning*1112: +2 wealth for participation, +9 wealth for correct answers - HCBBS Forum
42. 6 years of experience in process engineering + part-time work in pipeline design (job search) - HCBBS Forum
43. Environmental Protection Daily Quiz 11.14: Participate for prizes; 3 correct answers and another 3 prizes will be given - HCBBS Forum
44. What is the impact of failing to file a declaration after the expiration date for pressure pipeline installation on future re-approval applications? ? ? ? - HCBBS Forum
45. 【Popular Science on Polymers and Materials】--005 Plastic Products in Daily Life + zdl1966 - HCBBS Forum
46. Fan corrosion protection - HCBBS Forum
47. Selection of the diameter of heat exchange tubes in a reboiler - HCBBS Forum
48. Production issues of LNG from coke oven gas - HCBBS Forum
49. Specializing in technical renovation design for projects in the pharmaceutical, petroleum, chemical, and power generation sectors, as well as EPC projects - HCBBS Forum
50. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 361 - HCBBS Forum
51. The problem of oxidant decolorization - HCBBS Forum
52. Can the fire pump be switched to automatic control? - HCBBS Forum
53. Do design work - HCBBS Forum
54. Could you get an iFIX software key? - HCBBS Forum
55. How to subscribe to journals on large-scale nitrogen fertilizers - HCBBS Forum
56. Oxidative stability of diesel - HCBBS Forum
57. Difference between explosion-proof fans and ordinary fans in Zone 0 - HCBBS Forum
58. What should be done if the clear water discharged after biological treatment of wastewater is light yellow? - HCBBS Forum
59. 【Daily Question】Question from Issue 20151106 - HCBBS Forum
60. 【Daily Question】Chemical Engineering Principles 226: Absorption Operations (November 7) - HCBBS Forum
61. Is a qualification required for thermodynamic calculations of heat exchangers? - HCBBS Forum
62. What are occupational hazard factors? - HCBBS Forum
63. Learning from past incidents: An analysis of the common causes of pressure pipeline accidents and preventive measures! - HCBBS Forum
64. Causes of failures in Yokogawa electromagnetic flowmeters - HCBBS Forum
65. 【Daily Question】Question from Issue 20151105 - HCBBS Forum
66. Why does the flow rate of a centrifugal pump increase when the water level rises? - HCBBS Forum
67. I would like to ask everyone, where can I find warning videos on danger**? - HCBBS Forum
68. A brief introduction to UOP’s third-generation regeneration technology - HCBBS Forum
69. Who has used a [positive-displacement] flow meter? I want the information from the table - HCBBS Forum
70. What is the principle of the acid absorption method? - HCBBS Forum
71. What material is this? - HCBBS Forum
72. Everyone, take question 63-2: 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
73. 50 cubic meter natural gas storage tank - HCBBS Forum
74. Is the toilet in your home a water-saving type or a high-efficiency type? - HCBBS Forum
75. Are there companies specialized in repairing shielded pumps? - HCBBS Forum
76. Will hydrogenation tasks be added for Phase 2 of the Huizhou refinery in Guangdong? - HCBBS Forum
77. Who has the documents for the liquid sulfur loading process? - HCBBS Forum
78. 【Mechanical District】Hired A Le as Deputy Chief Editor - HCBBS Forum
79. A collection of proverbs passed down by our ancestors - HCBBS Forum
80. Analysis of the high methanol content at the bottom of the methanol-to-hydrogen washing tower - HCBBS Forum
81. Why steel radiators should not be used in steam heating systems - HCBBS Forum
82. The role of adsorbent stripping in PX units - HCBBS Forum
83. One Question per Day 20151112 - HCBBS Forum
84. Looking for manufacturers of vacuum pumps for water circulation - HCBBS Forum
85. Zinc purification to remove fluorine and chlorine - HCBBS Forum
86. How long is the shelf life of a cationic polyacrylamide (0.3–0.4%) solution? - HCBBS Forum
87. Why is a HART function required for the transmitter? - HCBBS Forum
88. Regarding the safety distance for electric heaters - HCBBS Forum
89. How is the development of the desulfurization industry in thermal power plants? - HCBBS Forum
90. Some thoughts on strengthening the management of safety design in petroleum and chemical projects - HCBBS Forum
91. How to understand moment of inertia and how to calculate it - HCBBS Forum
92. Installation software for Siemens PLC200, 300 - HCBBS Forum
93. What are the methods for removing organic substances from electrolytic zinc? - HCBBS Forum
94. Let’s talk about the professional title computer exam - HCBBS Forum
95. Periodic variation of circulating water pump current - HCBBS Forum
96. Help, what is the full name of standard 73? - HCBBS Forum
97. GE coal-water slurry gasification uses steam to heat the coal slurry and oxygen - HCBBS Forum
98. Catalyst activity - HCBBS Forum
99. 【Daily Question No. 52】November 11, 2015: +2 wealth for participation, plus another +3 to +8 wealth for correct answers - HCBBS Forum
100. Can the design pressure of a wet-type acetylene gas tank be above 4 KPa? - HCBBS Forum