English — Forum #647 (Page 5/34)

1. Could someone who knows something about decolorization towers for desulfurization wastewater provide a diagram? - HCBBS Forum
2. pH control in the absorption tower (scrubber) for flue gas desulfurization using the sodium (alkali) method - HCBBS Forum
3. The top temperature of the amine solution regeneration tower cannot be increased - HCBBS Forum
4. Seeking help: an error occurs when attempting to calculate the Murphree efficiency for a single component in Aspen - HCBBS Forum
5. What happens when there is an excess of steam during bottom stilling? - HCBBS Forum
6. Regarding cooling towers, this trick seems simple, but it’s effective at exposing the tactics used by design firms to deceive people! - HCBBS Forum
7. What is the purpose of the external circulation pool in the desulfurization tower? - HCBBS Forum
8. I need help determining the appropriate height for a carbon dioxide absorption tower - HCBBS Forum
9. How is a tower crane lifted? The principle is actually very simple; Xigua Video gives you the answer - HCBBS Forum
10. Problems with the pipeline layout of the condenser at the top of the distillation tower - HCBBS Forum
11. Hydrodynamic and operational characteristics of plate columns (III) - HCBBS Forum
12. The design load for the desulfurization tower trays is 50–110%; the feed rate of the desulfurization solution at the top exceeds 110% of this load - HCBBS Forum
13. Questions regarding Aspen simulation for gas separation units - HCBBS Forum
14. Skirt shell stress verification - HCBBS Forum
15. How can the granulation process produce particles similar to those obtained through high-tower granulation? - HCBBS Forum
16. The first lifting of the main flare tower for the Tianjin Bohua project was successfully completed - HCBBS Forum
17. Discuss the relationship between the design height and thickness of distillation towers and wind load - HCBBS Forum
18. I would like to ask, regarding waste gas adsorption towers: what effect does increasing the pressure of the waste gas have on the adsorption process? - HCBBS Forum
19. The animation demonstrates the working principles and characteristics of various tower types—gas cooling towers. - HCBBS Forum
20. Formula for calculating towers - HCBBS Forum
21. I seek advice and help from my colleagues; the desulfurization tower using MDEA for liquefied gas is suffering from severe catalyst fouling, and I am looking for solutions. - HCBBS Forum
22. Does the waste gas water spray tower in the workshop allow air to enter? - HCBBS Forum
23. Sodium subtraction desulfurization, crystallization at the bottom of the desulfurization tower. - HCBBS Forum
24. Calculation of welds for side-wall plate lifting lugs - HCBBS Forum
25. Power supply employees build houses on power towers - HCBBS Forum
26. Amine solution regeneration tower - HCBBS Forum
27. Will the cold reflux at the top of an atmospheric pressure column have an impact on tower corrosion? - HCBBS Forum
28. When is it necessary to install a cross on the tray of Sulzer’s cross-flow trays? - HCBBS Forum
29. 1. During the commissioning of the unit, it is necessary to switch each bottom pump once when the temperature at the furnace outlet reaches 90°. - HCBBS Forum
30. Regarding the installation of herringbone baffles in distillation towers - HCBBS Forum
31. Source of acid mist-alkaline solution equilibrium data - HCBBS Forum
32. Material concentration on the simulated tray in a distillation column - HCBBS Forum
33. Share tower - HCBBS Forum
34. Separation of ethylene glycol and water - HCBBS Forum
35. In chemical engineering, what is the relationship between the Runge-Kutta method and the finite element method? - HCBBS Forum
36. Problems with chelating resin columns - HCBBS Forum
37. Matters needing attention in the quality supervision of on-site construction of anaerobic towers - HCBBS Forum
38. Notes on the alarm settings and shutdown setting values for the cooling tower reducer oil level - HCBBS Forum
39. What is the effect of the pressure in the low-temperature methanol wash heat regeneration tower on H2S in methanol? - HCBBS Forum
40. Guys, is there any detailed information available on the internal components of hydrogenation reactors? - HCBBS Forum
41. How to use Aspen to create hydrodynamic analysis graphs for distillation columns - HCBBS Forum
42. Why does the resistance at the lower part of the upper tower rise slowly, while the resistance at the upper part decreases slowly? - HCBBS Forum
43. How to calculate the methanol inventory on the trays of a tray absorber? - HCBBS Forum
44. Searching for alcohol separation technologies - HCBBS Forum
45. I’d like to ask fellow users: how is the loss head calculated for this problem? - HCBBS Forum
46. Seeking advice on distillation column issues - HCBBS Forum
47. Could anyone recommend companies that are capable of manufacturing zirconium material towers? ? Thank you - HCBBS Forum
48. The hydrogen sulfide concentration tower for Tianchen Company’s Guangxi Huayi project has been successfully delivered to the designated location at the project site - HCBBS Forum
49. Propylene distillation tower top condenser - HCBBS Forum
50. Deformation of the overflow weir in double overflow trays - HCBBS Forum
51. Why is insulation needed for the tower reflux line and the pipeline behind the cooler? - HCBBS Forum
52. How is the height of the coking tower determined? - HCBBS Forum
53. Animated demonstration of the working principles and characteristics of various tower devices—Turbulent Ball Tower Dust Collector - HCBBS Forum
54. Distillation column feed distributor - HCBBS Forum
55. Seeking advice on material selection for chimneys containing chlorine and fluoride ions - HCBBS Forum
56. Cracks in the lining of the catalytic absorption tower - HCBBS Forum
57. 155- In the flue gas denitration, desulfurization, and dust removal project for the catalytic units in refineries, the flue gas desulfurization scrubber utilizes a baffle mist eliminator with an upgraded packing design - HCBBS Forum
58. Tower maintenance - HCBBS Forum
59. Coking unit contact cooling reflux tank with coke powder - HCBBS Forum
60. The issue of tray efficiency setting in catalytic cracking absorption towers. - HCBBS Forum
61. Hello, I would like to ask how the energy consumption of the azeotrope changes when the number of distillation tower plates increases under the same separation purity? - HCBBS Forum
62. Discussion on the minimum spray density and liquid phase volume in packed towers - HCBBS Forum
63. Seeking advice - HCBBS Forum
64. It’s still a reaction kettle – with coils on the upper part and a jacket on the lower part - HCBBS Forum
65. Various costs associated with the washing and degreasing process for electrical-grade polypropylene - HCBBS Forum
66. Advantages and disadvantages of co-current and counter-current quench towers - HCBBS Forum
67. The condenser temperature is too high - HCBBS Forum
68. Why is the heat exchanger placed inside the ammonia synthesis tower? Internal heat transfer External heat transfer - HCBBS Forum
69. Ammonia is withdrawn from the side line of the stripping tower; why is the temperature at the top of the tower kept at 40 degrees? What is the reason for this? - HCBBS Forum
70. Separation of isomers with a boiling point difference of 2°C - HCBBS Forum
71. Packed Tower – Explanation of Separation Tower Concepts - HCBBS Forum
72. Is it necessary to have stairs on the 2nd-floor platform? - HCBBS Forum
73. The impact of poor heat transfer in the atmospheric pressure tower condenser on the system - HCBBS Forum
74. What could be the reasons for poor separation performance in a solvent recovery tower? Please advise - HCBBS Forum
75. Plate tower hydraulic calculation software - HCBBS Forum
76. Material balance of the micro-element filler layer - HCBBS Forum
77. Recruitment for personnel in synthetic ammonia and CO cryogenic separation - HCBBS Forum
78. Is a floating valve tower suitable as a crude distillation tower? - HCBBS Forum
79. Distillation column problems - HCBBS Forum
80. 20 years of glory are over! Baota Petrochemical is about to enter bankruptcy proceedings, with its assets turning negative - HCBBS Forum
81. Can the water used in tower hydrostatic testing be recycled? - HCBBS Forum
82. Who manufactures laboratory disk towers? - HCBBS Forum
83. Looking for information on quench filters for ammonia synthesis - HCBBS Forum
84. Water is dripping at the outlet of the desulfurization tower; could someone expert please take a look and tell me what’s wrong with this design? - HCBBS Forum
85. Many bolts of the inner head of the water cooler at the top of the desulfurization tower have broken; what is the cause of this failure? - HCBBS Forum
86. Q&A on Basic Tower Knowledge 28---When designing the structural format of tower equipment, what factors related to the properties of the material need to be considered? - HCBBS Forum
87. Leak in the mechanical seal of the reformed xylene bottom pump - HCBBS Forum
88. Reason why the pressure in the atmospheric distillation column for methanol is lower than that in the atmospheric reflux tank - HCBBS Forum
89. An information announcement on the environmental impact assessment of Tahe Refinery's Shunbei crude oil steam cracking million-ton ethylene project - HCBBS Forum
90. Question for help: What are the reasons for poor absorption efficiency in a falling film absorber? - HCBBS Forum
91. When simulating a distillation column and encountering problems, a simplified design for the distillation column is used - HCBBS Forum
92. The temperature at the top of the vacuum tower is too high - HCBBS Forum
93. 185- Discussion on Schoepentoeter design for the special vane separation inlet assembly of the reboiler in the stripping section of the EO unit at a petrochemical company - HCBBS Forum
94. How to plot the thermodynamic S-H curves of two towers on one graph - HCBBS Forum
95. [2026 Distillation Technology] Adjustment of Distillation Column Process Parameters and Influencing Factors (3) - HCBBS Forum
96. What is the main purpose of evacuating a distillation tower? - HCBBS Forum
97. High pressure difference in the amine solution regeneration tower, leading to tower flooding - HCBBS Forum
98. Washing tower packing - HCBBS Forum
99. Error in Aspen packed tower - HCBBS Forum
100. Desulfurization tower inlet temperature - HCBBS Forum