English — Forum #723 (Page 237/642)

1. Why can’t the Aspen Energy Analyzer generate a design without splitting streams during automatic design? - HCBBS Forum
2. 【Daily Safety Reminder】6.21 (Remember to check before going to work) - HCBBS Forum
3. Cladding thickness: Hydrogenation reactor - HCBBS Forum
4. Pressure - HCBBS Forum
5. Secondary balance tube? - HCBBS Forum
6. Question: Regarding the use of 400V motors in China - HCBBS Forum
7. You know the responsibilities assigned to personnel at all levels during an emergency evacuation; do you know what tasks you are supposed to carry out? - HCBBS Forum
8. Wood preservative autoclave - HCBBS Forum
9. What is the relationship between the outlet flow rate of a centrifugal pump and power consumption? - HCBBS Forum
10. 【Daily Judgment NO.36】June 15, 2016 - HCBBS Forum
11. How can one develop a wide range of hobbies in spite of a busy work schedule? - HCBBS Forum
12. Paperless recorder - HCBBS Forum
13. It was Father’s Day yesterday. How is your relationship with your father now? - HCBBS Forum
14. Does anyone know what the evaporation rate of LNG storage tanks is? - HCBBS Forum
15. 【First-Class Constructor Project Management Practice Questions】002 - HCBBS Forum
16. :The meaning of each letter in WZP2-831G - HCBBS Forum
17. What is the corrosive effect of chloride ions on copper or copper alloys? - HCBBS Forum
18. What are the methods for increasing the temperature of water entering IC tanks? - HCBBS Forum
19. Why can't the material in the reboiler of the solvent regeneration device establish a normal cycle? - HCBBS Forum
20. 【Daily Safety Reminder】6.20 - HCBBS Forum
21. Ethylene sphere tank venting - HCBBS Forum
22. What is the difference between the main transformer and the station service transformer? - HCBBS Forum
23. What software is used for container equipment calculations in Europe? ! - HCBBS Forum
24. A typical accident case of a heat exchanger explosion – a lesson learned through blood and tears! - HCBBS Forum
25. 98.3% volatility of concentrated sulfuric acid - HCBBS Forum
26. For the basic exam for registered chemical engineers, which online school offers the best video courses? - HCBBS Forum
27. 2016 Chemical Engineering Exam, guys – keep it up! - HCBBS Forum
28. 2013, Basic Professional Knowledge, Question 35: Issue of extraction yield - HCBBS Forum
29. Issue regarding the need to interlock pump shutdown in case of low-low liquid level alarm in the raw material storage tank of the unit - HCBBS Forum
30. How to study for the first-level constructor economics more effectively - HCBBS Forum
31. Sign-in record post from June 19, 2016 - HCBBS Forum
32. Selection of foundation bolts for dust collectors - HCBBS Forum
33. French Axens Prime G+ gasoline hydrogenation - HCBBS Forum
34. Who can tell me what the current situation in the chemical injection market is like? - HCBBS Forum
35. BT200 cannot communicate - HCBBS Forum
36. Are there any PPTs on some typical accident cases in thermal power plants? - HCBBS Forum
37. 【Daily Topic】【Production Version 20160615】 - HCBBS Forum
38. Valves for condensing systems - HCBBS Forum
39. Requirements regarding the norms for bringing items to the Juhua exam venue - HCBBS Forum
40. 2016 First-Class Constructor Exam Preparation Guide: How to arrange the review sequence - HCBBS Forum
41. Research on the application of fiber liquid film technology in crude oil pretreatment - HCBBS Forum
42. Tar demulsifier/tar-ammonia water separator - HCBBS Forum
43. Sulfur Daily Question, June 18------3 points for participation, 10 points for a correct answer - HCBBS Forum
44. Knowing that the volume of a gas buffer tank is 100 cubic meters, how to determine the overall dimensions of the tank? - HCBBS Forum
45. Steam tracing - HCBBS Forum
46. Who has technical solutions for producing hydrogen from methanol - HCBBS Forum
47. Some questions regarding pipeline heat treatment - HCBBS Forum
48. Is it dangerous if air gets mixed into oil and gas? - HCBBS Forum
49. Fluctuations in the liquid level of the regeneration tower - HCBBS Forum
50. Can liquid nitrogen tanks be welded using 304 stainless steel or aluminum alloy? - HCBBS Forum
51. 【First-Class Constructor Project Management Practice Questions】028 General Contracting Management Phase - HCBBS Forum
52. There is a grinding sound inside the water pump while it is running - HCBBS Forum
53. Newcomer registration - HCBBS Forum
54. 【Q&A Question 054】June 13, 2016 - HCBBS Forum
55. 【Daily Question】Chemical Engineering Principles 386: Coagulation Treatment (June 16) - HCBBS Forum
56. Instrument accuracy - HCBBS Forum
57. Operational status of the methanol downstream sector - HCBBS Forum
58. Hollyland DCS - HCBBS Forum
59. M-aminobenzoyl aniline - HCBBS Forum
60. 【Daily Topic】【Engineering Version 20160612】 - HCBBS Forum
61. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 20 - HCBBS Forum
62. Question 59, afternoon of the first day of the 2014 Chemistry Examination - HCBBS Forum
63. What does \"che zhu zi\" mean? - HCBBS Forum
64. Problem with operating pressure of the startup heater - HCBBS Forum
65. Ammonia stream velocity - HCBBS Forum
66. Questions regarding the spacing between utility tunnels and buildings, structures, equipment, and roads? ? Urgent! Urgent! Urgent! ! ! - HCBBS Forum
67. I have a question regarding the outlet pressure of centrifugal pumps; I hope experts can help answer it - HCBBS Forum
68. Why do desulfurization and denitrification systems experience frequent failures? - HCBBS Forum
69. Technical issues regarding ultrasonic level gauges - HCBBS Forum
70. Issues with the meter’s rated flow rate and maximum flow rate? - HCBBS Forum
71. HaiChuan Coin freelancer help! Manufacturer of DCC cracking agents and heavy oil catalysts! - HCBBS Forum
72. Centrifugal pump for vehicle unloading - HCBBS Forum
73. One Question per Day on Synthetic Ammonia 108 - HCBBS Forum
74. What is the design temperature of the feed flue gas for catalytic cracking flue gas desulfurization? - HCBBS Forum
75. What could be the reason why the differential pressure value of a bent-tube flowmeter is much higher than that indicated in the calculation sheet? - HCBBS Forum
76. How to reduce high pressure drop in bubble column reactors - HCBBS Forum
77. Yellow gas is generated during the discharge of the mixed acid - HCBBS Forum
78. 【Daily Topic】【Civil Engineering Version 20160610】 - HCBBS Forum
79. Seeking advice on airspeed issues - HCBBS Forum
80. The safety white line bought with blood - HCBBS Forum
81. 【Picture of the Day】2016 06 13 What is the device in this picture? - HCBBS Forum
82. What kind of 3D design software should heat exchanger manufacturers use? - HCBBS Forum
83. Flow meter - HCBBS Forum
84. Seek a radial catalyst packing scheme for the internals of an ammonia synthesis tower - HCBBS Forum
85. Safety Technology Exchange Edition: Daily Question (2016.6.15) - HCBBS Forum
86. Since a compensation wire is used to connect the thermocouple to the control room, is it necessary to include the control room temperature in the DCS as well? - HCBBS Forum
87. 【Euro Cup Big Prediction】Group 05 match: Turkey vs Croatia, a battle of two bulldozers - HCBBS Forum
88. with olefin - HCBBS Forum
89. Is a rupture disc installed on the tank’s emergency relief valve? - HCBBS Forum
90. -The utilization of 95-degree cooling capacity in chemical plants - HCBBS Forum
91. Several standards for the qualification examination - HCBBS Forum
92. Design calculation of packed tower simulation results - HCBBS Forum
93. What is the function of the vapor line at the top of the tower and the pressure difference balance line of the reflux tank? - HCBBS Forum
94. Question regarding the calculation of the thickness of flangeless heads with a large cone angle under internal pressure as specified in HG/T20582-2011? - HCBBS Forum
95. Lessons we can learn from foreign experts’ safety concepts and practices - HCBBS Forum
96. Deaerator overpressure - HCBBS Forum
97. 380V voltage relative to zero and ground - HCBBS Forum
98. Seeking a professional tutor with a solid foundation; candidate must have passed relevant exams. Remote tutoring via QQ is available, with a fee of 500 yuan - HCBBS Forum
99. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 18 - HCBBS Forum
100. Automatic bottom valve of delayed coking coke tower - HCBBS Forum