English — Forum #723 (Page 549/642)

1. Feasibility of installing a condenser on top of the storage tank, with a breather valve connected to the condenser - HCBBS Forum
2. Flange, the standard for pipe walls. - HCBBS Forum
3. What are the consequences of a sudden power loss in a back-pressure steam turbine? - HCBBS Forum
4. If the volute of a submersible pump is cracked, can it be repaired by welding? Is there any other way? - HCBBS Forum
5. Reasons for poor slag discharge from the large grate in the sulfuric acid system. - HCBBS Forum
6. 【Daily Question】Question from Issue 20150826 - HCBBS Forum
7. Is air dangerous? - HCBBS Forum
8. Heating in hospital inpatient building using hot water boilers - HCBBS Forum
9. Want to know the physical properties and preparation method of the activated carbon desulfurizer T102? - HCBBS Forum
10. Specifications for Instrument Insulation, Heating, and Heat Protection in the Petrochemical Industry - HCBBS Forum
11. Methods for diagnosing failures in the safe unloading function of cranes - HCBBS Forum
12. Helium concentration calculation - HCBBS Forum
13. Questions regarding gas detection alarms - HCBBS Forum
14. Mass flow meter - HCBBS Forum
15. Throttle orifice diameter issue - HCBBS Forum
16. **We talk about safety and conduct safety inspections every day, so why do accidents still occur frequently? - HCBBS Forum
17. Flanged diaphragm valve - HCBBS Forum
18. Safety interlock system manufacturers - HCBBS Forum
19. Can the unit for the low calorific value calculated by proII be changed? - HCBBS Forum
20. Can’t simulate the Siemens S7-300 online? What should I do? - HCBBS Forum
21. What type of distillation column is generally used for high-pressure operations? - HCBBS Forum
22. 【Daily Question】Question from Issue 20150831 - HCBBS Forum
23. Who can help analyze the reasons? - HCBBS Forum
24. Issues related to an individual’s popularity score on the forum - HCBBS Forum
25. 【Daily Question】Question from Issue 20150830 - HCBBS Forum
26. 【Daily Question】Question from Issue 20150820 - HCBBS Forum
27. The source of oil in liquid ammonia - HCBBS Forum
28. Are there any videos on chemical process instrumentation and automation? - HCBBS Forum
29. What does it mean when the external pressure for container design is set at ATMOSPHERE? - HCBBS Forum
30. Health tips: Fatigue and safety - HCBBS Forum
31. What is the concept of assistance? What are the regulations? - HCBBS Forum
32. August 30: Boiler Foundation Questions 15 – Term Explanations: (A certain score will be given to the top 30) - HCBBS Forum
33. There is a problem with flow measurement - HCBBS Forum
34. Alkylated gasoline fails copper corrosion test - HCBBS Forum
35. 【Production and Management Division】Special Post on Wage and Bonus Disbursement in August 2015 - HCBBS Forum
36. Introduction to Contactless Sealing - HCBBS Forum
37. Circulating water phosphorus-based corrosion inhibitor - HCBBS Forum
38. Urgent~~~ Heating issue with the caustic soda tank - HCBBS Forum
39. Why are thermoelectronic temperature measuring instruments used in a three-wire system? - HCBBS Forum
40. What properties should reverse osmosis membranes have? - HCBBS Forum
41. The swirl metering is inaccurate - HCBBS Forum
42. How to operate a tensile testing machine correctly - HCBBS Forum
43. Seeking advice on static grounding issues for storage tanks - HCBBS Forum
44. 【Daily Question】Question from Issue 20150827 - HCBBS Forum
45. Discussion on fluctuations in tower top corrosion protection - HCBBS Forum
46. I would appreciate some guidance – is the Ruchi wastewater treatment technology developed by Ruchi Company itself or by a joint venture with Saso? - HCBBS Forum
47. What does “high priority alarm” mean? - HCBBS Forum
48. Moving away from the petrochemical industry - HCBBS Forum
49. Loading of heavy oil - HCBBS Forum
50. Special valves for filling liquid chlorine – please recommend - HCBBS Forum
51. Sentence structure analysis - HCBBS Forum
52. Why do coke oven chimneys need to be in hot standby? - HCBBS Forum
53. The chloride ion concentration of the medium and the selection of condenser material - HCBBS Forum
54. 【Daily Question】Wastewater Knowledge – August 29 (2 points for answering, 4 points for a correct answer) - HCBBS Forum
55. Grinding issue of the pin-type coupling in fans - HCBBS Forum
56. Chemical Engineering in Daily Life – Question 42: Can you take a bath? Especially taking a shower in winter? - HCBBS Forum
57. The OES excitation point is abnormal - HCBBS Forum
58. Can ordinary mechanical clocks be used in the acetylene production workshop? - HCBBS Forum
59. Increase the slag inclusion ratio in the device to optimize operations - HCBBS Forum
60. Where is the help key in Aspen V8.0? - HCBBS Forum
61. 【Daily Question】Question from Issue 20150826 - HCBBS Forum
62. On the design calculations for heat exchangers - HCBBS Forum
63. Requesting experts to share the selection and calculation steps for HTRI plate exchangers and spiral plate exchangers - HCBBS Forum
64. Distribution of raw material products - HCBBS Forum
65. Comparison of the characteristics of submersible pumps, long-shaft submersible pumps, and vertical self-priming pumps - HCBBS Forum
66. Plate and frame filter press - HCBBS Forum
67. 【Daily Question】Question from Issue 20150825 - HCBBS Forum
68. Chemical cleaning of nitrogen pipeline - HCBBS Forum
69. I am a recent undergraduate graduate; I would appreciate some guidance from those with more experience. Thank you - HCBBS Forum
70. 【Daily Question】Chemical Engineering Principles 154: Overall Heat Transfer Coefficient (August 27) - HCBBS Forum
71. 【Daily Question】Chemical Engineering Principles 151: Multi-effect Evaporation (August 24) - HCBBS Forum
72. Standards for the dimensions of fiberglass reinforced plastic pipe fittings - HCBBS Forum
73. Advantages and disadvantages of two wire rope winding methods for explosion-proof cranes - HCBBS Forum
74. The total nitrogen content in pure benzene obtained from the hydrogenation of crude benzene is high! - HCBBS Forum
75. 【New Energy Applications】– Solar hydrogen production achieves 22% conversion efficiency - HCBBS Forum
76. Problems with extruder equipment - HCBBS Forum
77. Benzene new loading pipeline - HCBBS Forum
78. On the design of safety valves - HCBBS Forum
79. There are always strange noises in the ductwork; please help analyze it - HCBBS Forum
80. 【Daily Question No. 1】August 31, 2015: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
81. Seek a comprehensive guide to instrument design specifications.CHM - HCBBS Forum
82. Looking for slurry preparation manufacturers - HCBBS Forum
83. 6 years of work experience - HCBBS Forum
84. Has anyone ever seen an industrial drive turbine with intermediate steam extraction? - HCBBS Forum
85. Ask for a hose configuration - HCBBS Forum
86. Questions about three-phase four-wire system - HCBBS Forum
87. It seems that everyone at the “Haichuan Irrigation Co., Ltd. Convenience Store” is in a low mood - HCBBS Forum
88. Calcium hydroxide decolorization - HCBBS Forum
89. Sign-in record post from August 26, 2015 - HCBBS Forum
90. What do you think are some good professional habits? **Give examples of the rewards they bring.** - HCBBS Forum
91. Evaluation of air separation equipment - HCBBS Forum
92. Calculation of gasoline loading pump head - HCBBS Forum
93. Let’s all guess whether the women’s race walking team will win the championship - HCBBS Forum
94. 【Daily Question】2015.08.25 Pressure Vessel Heads (2 wealth points for a reply; +3–8 additional wealth points if the answer is correct) - HCBBS Forum
95. For a Class A explosion-proof factory building of over 1,000 square meters, how much does it cost per square meter approximately? - HCBBS Forum
96. What should you do if you happen to encounter your supervisor hiding to smoke while you are on an inspection at the site? - HCBBS Forum
97. Why is there an O-ring groove on the mechanical seal shaft sleeve of a water pump? - HCBBS Forum
98. 【Daily Question】Question from Issue 20150829 - HCBBS Forum
99. What is the production process of propylene carbonate and what are its prospects? - HCBBS Forum
100. Can the parameters below be used for an MVR evaporator? Seek guidance from experts - HCBBS Forum