English — Forum #647 (Page 15/34)

1. Construction site tower safety management system Construction site tower visualization system - HCBBS Forum
2. Causes of gas resistance in catalytic desorption towers and treatment methods - HCBBS Forum
3. Reason why the pressure at the top of the atmospheric pressure tower is close to the pressure in the reflux tank - HCBBS Forum
4. Adjustment of the extraction efficiency in the extraction tower - HCBBS Forum
5. How does Aspen calculate batch distillation columns? - HCBBS Forum
6. Hoisting and installation of methanol synthesis tower at Shaanxi Jingyi Chemical Industry - HCBBS Forum
7. 55 people held accountable for the Haizhu tower crane collapse accident - HCBBS Forum
8. I’d like to learn about the purification at the top of a fractionation tower*; are there any experts who can explain it? From the isobutane removal tower: the pressure is 0.59 kilograms; the maximum reflux temperature is 123°C. Over a period of four days, the purity of isobutane at the tower top was 66%, while that of n-butane was around 28%. The feed rate was 122 - HCBBS Forum
9. PH of the quench tower in the sulfur recovery unit - HCBBS Forum
10. The undriven end of the distillation column bottom pump experiences significant vertical vibration - HCBBS Forum
11. When using ASPEN for tower simulation, how can the actual number of theoretical plates be determined from the theoretical value? - HCBBS Forum
12. Distillation column volume issue - HCBBS Forum
13. The bubble factor is required in tower design - HCBBS Forum
14. The azeotropic distillation column in the MTBE plant experiences large pressure fluctuations during operation - HCBBS Forum
15. Phenol propylation unit: Oxygen content monitoring at the outlet of the isopropylbenzene oxidation tower - HCBBS Forum
16. So this is what the actual tower equipment and its internals look like! - HCBBS Forum
17. Who has the methods and pictures for on-site assembly of tower equipment? - HCBBS Forum
18. The significance of opening and closing the valve on the pipeline from the bottom of the tower to the dirty nitrogen pipeline in the internal compression process, or the purpose of installing such a pipeline - HCBBS Forum
19. May I ask: is the nitrogen that condenses and liquefies as it rises to the main cooler from the air coming out of the lower column, all of the nitrogen contained in the total amount of material in that air from the lower column? - HCBBS Forum
20. Investigation Report on the Serious Accident Caused by the Collapse of a 35KV Tower in Yunnan, Resulting in 4 Deaths | 4 Persons Including the Project Leader and Supervisors Were Held criminally liable - HCBBS Forum
21. Solvent regeneration tower with bottom sump - HCBBS Forum
22. Discussion on the setting of distillation column pressure - HCBBS Forum
23. Factors affecting the bottom liquid level in a distillation column - HCBBS Forum
24. Preventive measures for tower crane safety accidents - HCBBS Forum
25. Distillation tower cleaning interlock scheme - HCBBS Forum
26. What material should be used for the MDEA solvent regeneration tower? Can carbon steel be used? - HCBBS Forum
27. Alkylation deisobutanizer tower - HCBBS Forum
28. Design of tray plates and their support rings - HCBBS Forum
29. Design and selection of benzene clay towers - HCBBS Forum
30. Heat bypass pressure of the stabilizer tower - HCBBS Forum
31. Dangers of high liquid temperature in the stripping tower - HCBBS Forum
32. Seeking advice on simulating distillation columns using Aspen Plus - HCBBS Forum
33. Tower equipment - HCBBS Forum
34. Operation of the amine solution regeneration tower - HCBBS Forum
35. A brief discussion on the development and applicability of water-driven fan cooling towers - HCBBS Forum
36. Fixing method of support beams inside the desulfurization spray tower to the tower wall - HCBBS Forum
37. More light components are entering the distillation column - HCBBS Forum
38. Calculate how much ammonia and hydrogen sulfide are produced by the tower - HCBBS Forum
39. May I ask which section is referred to as the tangent height of the tower equipment? Thank you! - HCBBS Forum
40. Distillation atmospheric tower air cooler water cooler settings - HCBBS Forum
41. High and low pressure falling film evaporators - HCBBS Forum
42. Learn more from pictures: tower equipment such as spray towers, cooling towers, and acid mist absorption towers - HCBBS Forum
43. Safety measures for hot work during the demolition of benzene removal towers and benzene washing towers - HCBBS Forum
44. How to control a distillation tower and operate it smoothly? Please share your experience - HCBBS Forum
45. Single-tower pressurized side-line ammonia extraction process. What causes a low ammonia extraction rate? - HCBBS Forum
46. How to establish the reflux at the top of the solvent regeneration tower - HCBBS Forum
47. Vibration problems in the solvent regeneration tower of aromatic extraction units - HCBBS Forum
48. Reasons for high top temperature in the hydrogen sulfide removal tower for acidic water treatment and its impacts - HCBBS Forum
49. The working principle of a cooling tower - HCBBS Forum
50. Help: Regeneration tower flooding - HCBBS Forum
51. Issues regarding the installation of the top condenser in the atmospheric pressure column for methanol distillation - HCBBS Forum
52. Calculation of pipe diameter for saturated hot water towers - HCBBS Forum
53. Corrosion and leakage in tray-type towers - HCBBS Forum
54. I would like to ask how to determine the air leakage coefficients for desulfurization towers, denitrification reactors, and dust collectors? - HCBBS Forum
55. Tower Principle - HCBBS Forum
56. Should a natural gas dehydration dryer be equipped with four towers or three towers? - HCBBS Forum
57. In A+, what is used to simulate the cooling effect of water spray in the quench tower? ! - HCBBS Forum
58. Material selection for hydrogen chloride absorption towers - HCBBS Forum
59. Distillation tower structural drawing - HCBBS Forum
60. How is the tower diameter defined in the calculator of Aspen? - HCBBS Forum
61. What are the consequences of an alarm for high tower pressure in the hydrogen sulfide concentration tower? What impact does it have on the backend system? - HCBBS Forum
62. Methods for dealing with frozen blockages in the bottom drain pipe of a fractionation tower - HCBBS Forum
63. What should be noted when entering an enamel tower through a manhole to install packing? ? - HCBBS Forum
64. I would like to ask everyone: in the shift responsible for coal-based ammonia synthesis, in the process of converting high-pressure gas to low-pressure gas and which involves hot water towers, what effects will there be if lubricating oil is directly added to the hot water pump while it is in operation? - HCBBS Forum
65. There is a lot of sludge in the packing layer of the drying tower - HCBBS Forum
66. Distillation column cleaning issue - HCBBS Forum
67. How to reduce the hydrocarbon content in the rich liquid from the unit’s dry gas desulfurization tower - HCBBS Forum
68. Will the purity of the light components at the top of the distillation column decrease after the column is flooded? - HCBBS Forum
69. A tower crane at a construction site in Handan, Hebei, collapsed; authorities ordered a complete suspension of work for rectification - HCBBS Forum
70. Issues with the evaporation section of the delayed coking fractionation tower – please advise, experts. - HCBBS Forum
71. Original by HaiChuan: Simulating an absorption tower in Aspen Plus doesn’t seem that difficult either - HCBBS Forum
72. What is the method for indicating openings in the steel platform floor of 33m tower equipment? - HCBBS Forum
73. Post #1958310
74. Calculation of coke tower foundation and tower structure - HCBBS Forum
75. Internal structure of the distillation tower top reflux drum - HCBBS Forum
76. Seeking expert advice: How to determine the inlet location of a distillation tower - HCBBS Forum
77. Abnormality in the feed heater of the tri-effect tower for furfural waste oil - HCBBS Forum
78. Problems in the design specifications of ASPEN absorption towers - HCBBS Forum
79. of the methanol synthesis tower - HCBBS Forum
80. , - HCBBS Forum
81. Frequent tower flooding in the amine solution regeneration tower - HCBBS Forum
82. What type of level gauge is suitable for use in a vacuum distillation tower? - HCBBS Forum
83. If the reflux ratio in a distillation column is increased, with all other conditions remaining unchanged, how will the content of light components in the bottom of the column change? - HCBBS Forum
84. Distillation tower for synthesizing mtbe - HCBBS Forum
85. Why is the pressure at the top of our pressure relief tower lower than that of the Roots vacuum pump system? - HCBBS Forum
86. Is the acidic water at the top of the coal tar pretreatment tower salty? - HCBBS Forum
87. Cold material enters the tower - HCBBS Forum
88. What does \"the tower body\" refer to in the requirements regarding the straightness of the tower body and its vertical installation? ? ? - HCBBS Forum
89. What happened during the emergency repair of the absorption tower trays back then - HCBBS Forum
90. What is the effect of the residence time of slag reduction at the bottom of the tower on the amount of non-condensable gas? - HCBBS Forum
91. How to deal with foam in a biological absorption tower - HCBBS Forum
92. Are guard plates required at all the connections where ladders or other supports for tank or other tower wall equipment are attached to the equipment? - HCBBS Forum
93. Reasons for tube failure in methanol synthesis towers - HCBBS Forum
94. In the methanol wash medium-pressure flash tower, the methanol-rich stream going to the CO2 stripping tower enters either the upper section or the middle section; are there any requirements for the lower section? - HCBBS Forum
95. distillation tower - HCBBS Forum
96. 12 animations demonstrating the working principles of various tower equipment - HCBBS Forum
97. Carbon dioxide stripping tower - HCBBS Forum
98. Problems that occur in the rigorous calculation of distillation columns in ASPEN PULS - HCBBS Forum
99. Is coking liquefied gas in gaseous or liquid form in the desulfurization tower? - HCBBS Forum
100. Liquid spray device and distributor of the packed tower - HCBBS Forum