English — Forum #337 (Page 129/163)

1. API Standard 600； 609 ； 610 ； 618 ； 619 - HCBBS Forum
2. 【Mechanical Equipment Technology Edition】Daily Question 20171020: Refrigeration Equipment (1) - HCBBS Forum
3. Gas supply issue - HCBBS Forum
4. 【HVAC Version】Daily Question 20180117 - HCBBS Forum
5. Regarding the material flow direction of the heat exchanger - HCBBS Forum
6. Fundamentals of Manufacturing Processes (True/False Questions) 20171025 - HCBBS Forum
7. Reasons for the excessive sulfate content in lithium carbonate finished products - HCBBS Forum
8. Calculation of the discharge capacity of a safety valve - HCBBS Forum
9. Zero-gravity mixer - HCBBS Forum
10. Is the patented Cassali ammonia synthesis technology used in the production of 300,000 tons of ammonia from natural gas? - HCBBS Forum
11. 10.27--bak version daily topics - HCBBS Forum
12. The mixed liquid of ethanol and water is used to recover ethanol directly in the reaction vessel - HCBBS Forum
13. What is the difference between welded steel pipes and seamless steel pipes? Can welded pipes be used for steam pipes? Is there a difference in material? - HCBBS Forum
14. Can a plate heat exchanger withstand saturated steam at 0.5 MPAG? - HCBBS Forum
15. May I ask that the water from 3 pumps is combined into one main pipe, which then splits into 4 branch pipes? - HCBBS Forum
16. 【Mechanical Equipment Technology Edition】Daily Question 201801019: Common Faults in Refrigeration Systems (7.2) - HCBBS Forum
17. “Becoming an Excellent Process Engineer” – On the Way - HCBBS Forum
18. Basic Process Knowledge (True/False Questions) 20171031 - HCBBS Forum
19. I have a question regarding the initial start-up process; thank you for your help! ! ! ! ! - HCBBS Forum
20. What are the concepts of saturated specific humidity and relative humidity? What’s the difference? - HCBBS Forum
21. [Mechanical Equipment Technology Edition] Daily Question 20171120: Lubrication System of Screw Compressor Units (9) - HCBBS Forum
22. How should the sealing of equipment under normal pressure be designed? ! - HCBBS Forum
23. Waste gas to acid production - HCBBS Forum
24. Catalog of Level 4 in the Association’s Books - HCBBS Forum
25. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (October 11) - HCBBS Forum
26. [Mechanical Equipment Technology Edition] Daily Question 20171012: The problem of seizure in screw compressors with injection systems - HCBBS Forum
27. Preheating with hot oil pump - HCBBS Forum
28. Common desulfurization technologies - HCBBS Forum
29. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (October 25) - HCBBS Forum
30. 【HVAC Version】Daily Question 20171028 - HCBBS Forum
31. I’m a beginner in process simulation, and I would like to ask an expert a question regarding the liquefaction process using N2-CH4 expanders in LNG applications. - HCBBS Forum
32. 【HVAC Version】Daily Question 20171225 - HCBBS Forum
33. How to address pipeline corrosion caused by dry gas soot blowing in boilers - HCBBS Forum
34. Solid sodium cyanide feeding device - HCBBS Forum
35. Basic Process Knowledge (Multiple Choice) 20171219 - HCBBS Forum
36. How is the saturated vapor pressure calculated in the property tables for pure substances? - HCBBS Forum
37. Fundamentals of Manufacturing Processes (Multiple Choice) 20171222 - HCBBS Forum
38. Blind flange on the siphon reboiler pipeline - HCBBS Forum
39. Can PP pipes be used for explosion venting pipes? - HCBBS Forum
40. Is there a problem with the piping installation of this pump? - HCBBS Forum
41. 【Mechanical Equipment Technology Edition】Daily Question 20171117: Lubrication System of Screw Compressor Units (7) - HCBBS Forum
42. Can chemicals be absorbed through the skin? - HCBBS Forum
43. Process Section – Daily Hydrogenation Process Knowledge Question No. 044 - HCBBS Forum
44. Recommendations for well-known and reliable domestic manufacturers of regenerative thermal oxidizers (RTO). - HCBBS Forum
45. Determination of instrument air pressure dew point in air compressor station - HCBBS Forum
46. What is the size of the pipe rack crossbeams? Should it be fine to use columns with the same size as the crossbeams? - HCBBS Forum
47. On-site emergency handling for the detachment of the valve disc in process pipeline gate valves - HCBBS Forum
48. The acceptance of a chemical engineering technology transfer contract requires 72 hours of continuous and stable operation, but is full capacity absolutely necessary? - HCBBS Forum
49. 【Mechanical Equipment Technology Edition】Daily Question 20171016: Energy Regulation of Screw Compressors (3) - HCBBS Forum
50. Please ask the experts to help answer - HCBBS Forum
51. Layout issues for steam pipelines and hydrogen pipelines - HCBBS Forum
52. Fully automatic filtration equipment - HCBBS Forum
53. 10.28--bak version daily topics - HCBBS Forum
54. Has anyone reviewed the scores for the registered chemical engineering exam? - HCBBS Forum
55. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (November 13) - HCBBS Forum
56. Regarding the dust in the exhaust gas from tubular heating furnaces - HCBBS Forum
57. What forms an azeotrope with epichlorohydrin? - HCBBS Forum
58. What is the function of an excess flow valve connected to the burst disc and leading to the atmosphere? - HCBBS Forum
59. Why is recycled hydrogen added in the propane dehydrogenation reaction? - HCBBS Forum
60. Please refer to the flowchart to see how this light hydrocarbon recovery unit improves the recovery rate - HCBBS Forum
61. Chemical equation for epichlorohydrin - HCBBS Forum
62. Does anyone know about thermally conductive plastics? - HCBBS Forum
63. Standard setting values for the alarm device - HCBBS Forum
64. [Mechanical Equipment Technology Edition] Daily Question 20171104: Thermal Performance of Screw Compressors (2) - HCBBS Forum
65. Nitrogen sealing and nitrogen fire suppression - HCBBS Forum
66. Regarding the storage and transportation of glacial acetic acid - HCBBS Forum
67. . On carbon dioxide sequestration technology - HCBBS Forum
68. How to calculate the pipeline network resistance when fans are connected in parallel? ! - HCBBS Forum
69. PID interlock settings - HCBBS Forum
70. Fundamentals of Manufacturing Processes (True/False Questions) 20171023 - HCBBS Forum
71. Use of pressure vessel rupture discs - HCBBS Forum
72. [Mobile Equipment Technology Edition] Daily Question 201709026 Screw Refrigeration Compressor - HCBBS Forum
73. Basic Process Knowledge (True/False Questions) 20171027 - HCBBS Forum
74. I would like to know why the use of benzene removal agents and coconut shell activated carbon yields poor results in removing trace amounts of benzene from carbon dioxide - HCBBS Forum
75. Can a liquid create negative pressure? ! - HCBBS Forum
76. Daily Question ---------- True or False Questions on Basic Process Knowledge (January 9) - HCBBS Forum
77. Issues regarding equipment selection for the process design of an annual production capacity of ** tons of products - HCBBS Forum
78. 【Mechanical Equipment Technology Edition】Daily Question 20171221: Common Faults in Refrigeration Systems (2.1) - HCBBS Forum
79. 【HVAC Version】Daily Question 20171118 - HCBBS Forum
80. [Mechanical Equipment Technology Edition] Daily Question 20180109: Common Faults in Refrigeration Systems (5.1) - HCBBS Forum
81. I am new to CAD three-dimensional drawing. How can I convert the three-dimensional drawing into two-dimensional and display the three-dimensional effect? - HCBBS Forum
82. Reference Book on Chemical Engineering - HCBBS Forum
83. Removal of water from solvents in industrial production - HCBBS Forum
84. Regarding interlocking, cascade control, and range control. - HCBBS Forum
85. Does hydrogen bromide have a lower explosive limit? - HCBBS Forum
86. How to design the flow meter alarm values - HCBBS Forum
87. [Mechanical Equipment Technology Edition] Daily Question 201801022: Common Faults in Refrigeration Systems (8) - HCBBS Forum
88. Question: Operating temperature for PU - HCBBS Forum
89. Storage of Class A, Group M liquids with a boiling point below 45°C under full pressure - HCBBS Forum
90. Please pay attention to the side reactions in organic chemistry - HCBBS Forum
91. Oil tank Oil tank - HCBBS Forum
92. How to improve diesel yield by operating the distillation system - HCBBS Forum
93. Fundamentals of Manufacturing Processes (Multiple Choice) 20171225 - HCBBS Forum
94. 【HVAC Version】Daily Question 20171104 - HCBBS Forum
95. Specification Sheet for the Selection of Piston-Type Electro-Hydraulic Valves in Oil Storage, Transportation, and Loading Systems - HCBBS Forum
96. 9.22 Daily Question – Multiple-choice Questions; a prize is given for every correct answer (Pharmaceutical Engineering Technology version) - HCBBS Forum
97. How to measure the pressure of high-temperature exhaust gas? ! - HCBBS Forum
98. 【HVAC Version】Daily Question 20171116 - HCBBS Forum
99. Vacuum pump exhaust gas velocity - HCBBS Forum
100. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (November 14) - HCBBS Forum