English — Forum #723 (Page 605/642)

1. The circulating water pool is located beneath the building - HCBBS Forum
2. What is anthracene oil hydrogenation? Is there a flowchart? - HCBBS Forum
3. Differences between closed-type cooling towers and open-type cooling towers - HCBBS Forum
4. With such a high international ranking in women’s football, could they beat the men’s team if they competed against them? - HCBBS Forum
5. Questions regarding the distillation system - HCBBS Forum
6. SW opening reinforcement calculation - HCBBS Forum
7. Switching devices and their selection - HCBBS Forum
8. What kind of flange surface is a self-energizing connector? - HCBBS Forum
9. How to increase the yield of gasoline and liquefied gas? Does reaction time have a significant impact on it? - HCBBS Forum
10. Measures to concentrate 4% salt acid to 8% - HCBBS Forum
11. Methanol Weekly Topic: How to control the hydrogen-to-carbon ratio of methanol? 2015.0... - HCBBS Forum
12. Selection of pipe flange types and pressure ratings - HCBBS Forum
13. Comparison of corrosion resistance between titanium and duplex stainless steel 2205 - HCBBS Forum
14. Vibration of reciprocating compressors - HCBBS Forum
15. Issues regarding temperature measurement in power plant auxiliary equipment – Instrument selection – Thermal power plant processes - HCBBS Forum
16. Standards for ceramic fiber modules - HCBBS Forum
17. How much water is needed to cool gas by 33 degrees? - HCBBS Forum
18. Could everyone help answer questions regarding planetary gearboxes? - HCBBS Forum
19. On the application of vacuum pumps in exhaust gas recovery and environmental protection-related equipment - HCBBS Forum
20. Circulating fluidized bed boilers have only 2% combustible content in their fly ash - HCBBS Forum
21. What is an appropriate level of raw material reserves? - HCBBS Forum
22. Request a flowchart for the process of producing methanol from gasification first - HCBBS Forum
23. Women’s World Cup – USA vs Japan - HCBBS Forum
24. What equipment is best for treating wastewater containing phenols? - HCBBS Forum
25. 【Daily Question】July 8: What are the methods to address high pressure differences in distillation columns? - HCBBS Forum
26. [Technical Exchange] Summary of Little Kiss’s Goals Section - HCBBS Forum
27. The technicians are unprofessional; it’s sad - HCBBS Forum
28. ****It should be designed to be fail-safe； Field bus communication should not be used; assistance is requested as the situation is unclear - HCBBS Forum
29. 【Help Request】Regarding vacuum pressure swing adsorption - HCBBS Forum
30. The effect of naphthenic acid on the desulfurizer in the regeneration system. - HCBBS Forum
31. What issues need to be considered for communication between two DCS systems? - HCBBS Forum
32. Is the contract signed at the time of employment useful? - HCBBS Forum
33. Calculation of liquid ammonia tank inventory - HCBBS Forum
34. Dear everyone: Liancai Petroleum - HCBBS Forum
35. How does a planetary gear reducer mechanism work? - HCBBS Forum
36. 【Daily Question】2015.06.29 Heat exchanger tube welding (2 wealth points for a reply; +3–8 additional wealth points if the answer is correct) - HCBBS Forum
37. How to express “I’m drunk” and “I’ve had too much to drink” in authentic English” - HCBBS Forum
38. Points to consider when selecting a compressor - HCBBS Forum
39. How to determine if there is non-condensable gas at the top of the tower - HCBBS Forum
40. Treatment of cold coker water and cut coker water in delayed coking units - HCBBS Forum
41. Dahan is seeking senior pipeline engineers - HCBBS Forum
42. The advantages of gasification, why carry out gasification - HCBBS Forum
43. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 233 - HCBBS Forum
44. The 10-year journey of thought since graduating from university - HCBBS Forum
45. Do Rosemount pressure transmitters need to be zeroed before use? - HCBBS Forum
46. 【Weekly Topic】Discussion on decommissioning equipment (second week of July) - HCBBS Forum
47. Ah! I’m tired from working and want to change jobs - HCBBS Forum
48. Titanium 10 alloy and sulfuric acid - HCBBS Forum
49. The Yanchang Petroleum CO2 sequestration technology project passed the acceptance inspection by the Ministry of Science and Technology - HCBBS Forum
50. What type of welding is surface repair welding on the composite layer of a composite panel? - HCBBS Forum
51. What causes the auger to break? ? ? ? ? - HCBBS Forum
52. Installation method of mass flow meter - HCBBS Forum
53. Which parameters are controlled by the drum slag cooler in a circulating fluidized bed boiler, and how are they adjusted? - HCBBS Forum
54. In tower design, which critical interfaces require verification of axial strength and stability? - HCBBS Forum
55. Applications of micro-flow meters - HCBBS Forum
56. If negative pressure distillation is used, the pressure of the distillation tower is determined - HCBBS Forum
57. 【Serial】The Growth Story of a Chemical Engineering Designer-50 - HCBBS Forum
58. Flexible connection method for LNG cryogenic tank nozzles - HCBBS Forum
59. Are there any practical examples of the use of wireless valve controllers? - HCBBS Forum
60. 【Daily Question】Chemical Engineering Principles 102: Tube Side and Shell Side (July 7) - HCBBS Forum
61. Yesterday I went to a **meeting where it was said that safety measures will be stricter from now on! ! ! Let’s all discuss it. - HCBBS Forum
62. Chlor-alkali technology applied to alkaline water electrolysis technology - HCBBS Forum
63. Job hunting in the C4 deep processing industry~ - HCBBS Forum
64. High-purity ferric ions from hydrogenation units - HCBBS Forum
65. Work on a project and make some friends - HCBBS Forum
66. What is the process for desulfurizing alcohols using C4 alkali washing? - HCBBS Forum
67. Dear Haiyou experts, those skilled in web technology, pay attention! - HCBBS Forum
68. Must welding equipment undergo non-destructive testing? ! - HCBBS Forum
69. 【Daily Question】A question on safety management, of moderate difficulty. The submission deadline was June 27th, and the answers have now been released - HCBBS Forum
70. Methods for testing hydrogen purity? - HCBBS Forum
71. Selection of membrane materials for hydrogen production via alkaline water electrolysis - HCBBS Forum
72. Will the legal exam for registered safety engineers this year cover the new Work Safety Law? - HCBBS Forum
73. Selection Activity for Outstanding Original Technology Themes in June 2015 (Recommendation Phase) - HCBBS Forum
74. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 241 - HCBBS Forum
75. Seek companies and technologies with good VOCS control capabilities - HCBBS Forum
76. Note: Chemistry 2014 – Professional Knowledge 24 - HCBBS Forum
77. Question 13 on the morning of the first day of 2011 - HCBBS Forum
78. Regarding the issue of some polluting devices being located on the upwind side at the lowest frequency throughout the year - HCBBS Forum
79. Non-destructive testing commissioning for welding test plates - HCBBS Forum
80. 【Daily Question】A simple question related to knowledge of special equipment; +4 points for a correct answer. The quiz is now over and the answers have been released - HCBBS Forum
81. The primary fan of a circulating fluidized bed boiler is making a buzzing noise – how should this be dealt with? - HCBBS Forum
82. Doctoral experiment on hydrogenated refined gasoline - HCBBS Forum
83. Beijing Changjia Pump Industry Co., Ltd. + Pre-sales technical engineer for pumps - HCBBS Forum
84. Chloride corrosion problem in heat exchangers - HCBBS Forum
85. Diagnosis methods for float level gauge failures - HCBBS Forum
86. How to dry the nitrogen seal tank and separation hopper during the initial startup of continuous reforming? Is there a curve for drying? - HCBBS Forum
87. How can the learning abilities of young workers be improved, and in which areas should efforts be focused to meet the needs of the workplace? - HCBBS Forum
88. How to design a control method/control system – the best answer will earn the moderator a bonus of 300 wealth points - HCBBS Forum
89. Supports two-way ball valves - HCBBS Forum
90. Forward osmosis: A new hotspot in energy-saving and emission-reduction technologies for the petrochemical industry - HCBBS Forum
91. What is the difference between state-owned enterprises and private enterprises? - HCBBS Forum
92. Regarding glass-lined reaction vessels - HCBBS Forum
93. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 240 - HCBBS Forum
94. Seeking advice on the distance between major hazard sources and rest rooms - HCBBS Forum
95. Operational requirements for the electrophoretic coating phosphorus chemical process - HCBBS Forum
96. The vacuum level of the turbine condenser has dropped by 6 degrees in recent days - HCBBS Forum
97. Jihua Group Company’s Management Measures for the Classification of Measuring Instruments in Enterprise Standards - HCBBS Forum
98. Higee applies for〖Haichuan Technician〗 - HCBBS Forum
99. Design of supports for low-temperature pipelines (LNG) - HCBBS Forum
100. Association Reply **Guide Questions 1-14 - HCBBS Forum