English — Forum #337 (Page 115/163)

1. Basic Process Knowledge (Multiple Choice) 20180511 - HCBBS Forum
2. 【HVAC Version】Daily Question 20180302 - HCBBS Forum
3. Specifications for applying butyl tape - HCBBS Forum
4. 【HVAC Version】Daily Question 20180403 - HCBBS Forum
5. How to round off the orifice diameter after calculating it using a flow-limiting orifice plate - HCBBS Forum
6. Fundamentals of Processing Technology (Multiple Choice) 201800303 - HCBBS Forum
7. 【HVAC Version】Daily Question 20180214 - HCBBS Forum
8. 【HVAC Version】Daily Question 20180518 - HCBBS Forum
9. 【HVAC Version】Daily Question 20180130 - HCBBS Forum
10. [Mechanical Equipment Technology Edition] Daily Question 20180205: Common Faults in Refrigeration Systems (9.1) - HCBBS Forum
11. What is the boiling point of HCL? - HCBBS Forum
12. Issuance of Registered Survey and Design Certificates in Zhejiang Province in 2017 - HCBBS Forum
13. The role of the equipment list - HCBBS Forum
14. How to quickly determine the key parameters for selecting a long-distance transfer pump - HCBBS Forum
15. Test pressure for atmospheric storage tanks. - HCBBS Forum
16. Why can’t low-volatility liquids be directly filled into a gasoline tank after it has been emptied? - HCBBS Forum
17. Urgent! Urgent! Urgent! Free chlorine measurement! - HCBBS Forum
18. Plunger pump outlet flow regulation method - HCBBS Forum
19. What exactly is the vaporization heat of anhydrous hydrogen fluoride? Are there any authoritative figures available? - HCBBS Forum
20. How to calculate the relief flow rate of a safety valve when the heat exchange tube of a heat exchanger breaks - HCBBS Forum
21. Construction plan - HCBBS Forum
22. Basic Process Knowledge (Multiple Choice) 20180604 - HCBBS Forum
23. [Mobile Equipment Technology Edition] Daily Question 201804012 Common faults of screw refrigeration compressors (1) - HCBBS Forum
24. Fundamentals of Manufacturing Processes (Multiple Choice) 20180305 - HCBBS Forum
25. 【HVAC Version】Daily Question 20180407 - HCBBS Forum
26. Nitrogen flow rate and consumption, seeking advice on tank heating issues - HCBBS Forum
27. Fundamentals of Manufacturing Processes (Multiple Choice) 20180323 - HCBBS Forum
28. In the liquid addition system, a control valve and a backpressure valve are used together - HCBBS Forum
29. How to select the flow rate in the ammonia vaporization furnace - HCBBS Forum
30. Basic Process Knowledge (Multiple Choice) 20180408 - HCBBS Forum
31. In the chemical industry today, what equipment or processes are generally used to remove sulfate ions from liquid raw materials? - HCBBS Forum
32. [Mechanical Equipment Technology Edition] Daily Question 20180409: Gas delivery volume control mechanism of screw refrigeration compressors (9) - HCBBS Forum
33. 【HVAC Version】Daily Question 20180310 - HCBBS Forum
34. Seeking advice on new technologies in phosphorus chemistry - HCBBS Forum
35. What is the impact of the air compression factor on the calculation of compressed air pipe diameter? - HCBBS Forum
36. Safety fence for hazardous chemicals - HCBBS Forum
37. Vent pipe and flare? - HCBBS Forum
38. I’d appreciate it if experts could comment on the advantages and disadvantages of various manufacturing processes for polycarbonate! - HCBBS Forum
39. Understanding the total volume of storage tanks in petrochemical plants - HCBBS Forum
40. 【Mechanical Equipment Technology Edition】Daily Question 201805024: Refrigeration Systems – Refrigeration Equipment (5) - HCBBS Forum
41. How to determine the cold vent volume at the water injection station - HCBBS Forum
42. How to organize the software management of exchange stations neatly - HCBBS Forum
43. Calculation of the average number of carbon atoms per mole of gas components - HCBBS Forum
44. 【Daily Question】【Civil Engineering Version 20180606】 - HCBBS Forum
45. Basic Process Knowledge (Multiple Choice) 20180317 - HCBBS Forum
46. 【Mechanical Equipment Technology Edition】Daily Question 201803019: Screw Refrigeration Compressors—Basic Structure and Characteristics (1) - HCBBS Forum
47. Will corrosion occur? ? - HCBBS Forum
48. Fundamentals of Manufacturing Processes (Multiple Choice) 20180417 - HCBBS Forum
49. Problems with alkylated products - HCBBS Forum
50. Design of the desulfurization and decarbonization section in the Linde process for low-temperature methanol washing - HCBBS Forum
51. Absorption value - HCBBS Forum
52. Who decides the shelf life of bread? - HCBBS Forum
53. [Mechanical Equipment Technology Edition] Daily Question 201801031: Common Faults in Refrigeration Systems (8.7) - HCBBS Forum
54. Basic Process Knowledge (Multiple Choice) 20180415 - HCBBS Forum
55. Change in volume after steam pressure reduction to 1.0 MPa - HCBBS Forum
56. Can oxygen-producing molecular sieves be activated online? - HCBBS Forum
57. Who has the GC2 design qualifications? Seeking cooperation - HCBBS Forum
58. The drum drain valve gets clogged frequently - HCBBS Forum
59. Drier regeneration - HCBBS Forum
60. Specifications for selecting wires for equipment grounding - HCBBS Forum
61. The cooler fails to lower the temperature - HCBBS Forum
62. May I ask what software is used to create both double-code network diagrams and Gantt charts, so that they look nice and attractive? - HCBBS Forum
63. Basic Process Knowledge (Multiple Choice) 20180504 - HCBBS Forum
64. Unloading method for liquid chlorine tank trucks - HCBBS Forum
65. Discussion on the location placement of pressure relief valves in process pipelines - HCBBS Forum
66. Dehydration of liquid-phase solvents - HCBBS Forum
67. 【HVAC Version】Daily Question 20180228 - HCBBS Forum
68. I would like to bury the heating insulation pipe directly underground. How should I do that? ? - HCBBS Forum
69. Causes of filter clogging in the pulverized coal storage tank of space furnaces and solutions - HCBBS Forum
70. 【Mechanical Equipment Technology Edition】Daily Question 201802026: Common Faults in Refrigeration Systems (9.7) - HCBBS Forum
71. 【HVAC Version】Daily Question 20180227 - HCBBS Forum
72. Why do wind vials float up when the wind blows - HCBBS Forum
73. The cultural roots of "He Tu" and "Luo Shu" - HCBBS Forum
74. thermocouple - HCBBS Forum
75. Fundamentals of Manufacturing Processes (Multiple Choice) 2018026 - HCBBS Forum
76. What do the horizontal and vertical axes of the centrifugal compressor surge curve represent? - HCBBS Forum
77. Medium in the methanol storage tank - HCBBS Forum
78. Fundamentals of Processing Technology (Multiple Choice) 20180514 - HCBBS Forum
79. Fundamentals of Manufacturing Processes (Multiple Choice) 20180414 - HCBBS Forum
80. 【Mechanical Equipment Technology Edition】Daily Question 201803023: Screw Refrigeration Compressors — Basic Structure and Characteristics (5) - HCBBS Forum
81. Which is cheaper, welded steel pipes or seamless steel pipes, for small diameters? ? - HCBBS Forum
82. Wet basis composition at the converter outlet - HCBBS Forum
83. full reflux - HCBBS Forum
84. 【HVAC Version】Daily Question 20180316 - HCBBS Forum
85. Aerobic biological treatment of wastewater - HCBBS Forum
86. [Mobile Equipment Technology Edition] Daily Question 201805025 Refrigeration System - Refrigeration Equipment (6) - HCBBS Forum
87. What is the purpose of the steam line on the air cooler? - HCBBS Forum
88. I have just switched to the process engineering field; there’s still a long way to go. I hope experienced colleagues can offer me some guidance - HCBBS Forum
89. settler - HCBBS Forum
90. Why are pipe supports needed when installing pipe racks? Insulated pipes make sense in terms of the need for such supports, but what is the purpose of using pipe supports for ordinary steel pipes? - HCBBS Forum
91. Why is water sprayed on the outer wall of insulated crude oil storage tanks? - HCBBS Forum
92. Calculation of heat loss for directly buried thermal pipelines Download - HCBBS Forum
93. Morning of the first day of the 2016 registered chemical engineering exam - HCBBS Forum
94. Could you recommend a low-pressure relief device? ! - HCBBS Forum
95. 【Mechanical Equipment Technology Edition】Daily Question 201801025: Common Faults in Refrigeration Systems (8.2) - HCBBS Forum
96. When working on a project to replace steam heating with hot water heating, how should one determine whether the existing steam pipelines can still be used? - HCBBS Forum
97. 【HVAC Version】Daily Question 20180420 - HCBBS Forum
98. 【HVAC Version】Daily Question 20180309 - HCBBS Forum
99. Seeking techniques for paraffin distillation and refining - HCBBS Forum
100. Safe distance between Class D, Division 2 fire-resistant workshops and equipment such as compressors, coolers, and compressed air storage tanks - HCBBS Forum