English — Forum #647 (Page 8/34)

1. Please ask - HCBBS Forum
2. Reactor jacket switching issue - HCBBS Forum
3. How to properly insulate the lifting lugs at the top of a distillation tower - HCBBS Forum
4. Request the equipment condition diagram for the spray drying tower - HCBBS Forum
5. , - HCBBS Forum
6. Analysis of how hot and cold feeds are distributed in the tower - HCBBS Forum
7. Causes of corrosion in the overhead condensation system of petrochemical refineries - HCBBS Forum
8. How to determine the top temperature of a distillation column - HCBBS Forum
9. Has Huawei announced the launch of the “Tashan Plan”? What does the Semiconductor Tasan Project mean? - HCBBS Forum
10. Animated demonstration of the working principles and characteristics of various tower equipment—fractionation tower - HCBBS Forum
11. 165-Leaf Separated Demister for the Technical Upgrading of the Demister in Desulfurization Towers - HCBBS Forum
12. Tower problems, pressure test, shell side and tube side equipment check - HCBBS Forum
13. How is the mass of the material inside a distillation packed tower calculated? - HCBBS Forum
14. Seeking manufacturers in China that possess industrialized technologies for suspended crystallization or falling film crystallization - HCBBS Forum
15. The meaning of scrubbing in atmospheric pressure towers - HCBBS Forum
16. Is it really necessary to install so many gas alarms in a circulating water cooling tower? - HCBBS Forum
17. VPS vacuum pump crystallization jamming issue - HCBBS Forum
18. Calculation of distillation column reflux flow - HCBBS Forum
19. Absorber calculations – How to calculate recirculating absorption? - HCBBS Forum
20. Regarding the design of spray towers - HCBBS Forum
21. The flue gas from the thermal power plant contains 10% carbon dioxide. A packed absorption tower is to be designed, using 48% potassium hydroxide to absorb this carbon dioxide and produce potassium carbonate. The flow rate of the flue gas is 12,000 m³/h, and the absorption efficiency is 90%. What is the appropriate gas-liquid ratio for this tower? - HCBBS Forum
22. Simulation of catalyzed absorption towers - HCBBS Forum
23. Could you recommend some manufacturers that produce distillation equipment for furfural towers? - HCBBS Forum
24. What are the reasons for low pressure in a single tower? - HCBBS Forum
25. Why is the heat exchange efficiency worse as the liquid level in the distillation tower increases? Even with all the steam valves opened, the flow rate is still insufficient. - HCBBS Forum
26. In the modeling of a catalytic cracking fractionation tower, should the herringbone baffles be included in the total number of trays? What value is appropriate for the tray efficiency? - HCBBS Forum
27. Calculation of methanol synthesis tower - HCBBS Forum
28. The acid level in the drying tower is extremely high; please conduct an analysis - HCBBS Forum
29. Calculation of cooling capacity for cooling towers - HCBBS Forum
30. Function and principle of the shell gasification C1701 wastewater stripping tower - HCBBS Forum
31. Simulation of ammonia purification tower for ammonia extraction from sour vapor stripping side stream - HCBBS Forum
32. How to view the hydraulics in the profile within the precise calculation results of the tower? - HCBBS Forum
33. Causes and prevention of fires in anti-corrosion construction of desulfurization towers - HCBBS Forum
34. Requirements for free chlorine in resin towers - HCBBS Forum
35. The most critical cause of liquid accumulation at the top of the scrubber tower - HCBBS Forum
36. Distillation column capacity expansion - HCBBS Forum
37. Operation steps for scrubbing in the waste chlorine absorption tower - HCBBS Forum
38. What qualifications are required for the anti-corrosion project of the p-xylene tower? - HCBBS Forum
39. Regarding the issue of fluctuations in the catalytic desorption tower - HCBBS Forum
40. FA Cup – Mata scores as Rashford is injured; Manchester United advances 1-0 against Wolves - HCBBS Forum
41. distillation tower - HCBBS Forum
42. How is the set pressure value for the safety valve of the depropanization tower determined? - HCBBS Forum
43. How is internal circulation in a gasoline-diesel plus distillation double tower established? ? ? - HCBBS Forum
44. Purification tower feed reflux ratio - HCBBS Forum
45. The influence of the distillation column top pressure and reflux on the quality of the product at the column top - HCBBS Forum
46. Answers to questions on tower hydraulic parameters - HCBBS Forum
47. distillation - HCBBS Forum
48. The temperature and pressure of the three-column distillation and pressurizing tower are low. - HCBBS Forum
49. Heat recovery of air at the compressor outlet before it enters the air cooling tower. - HCBBS Forum
50. Question for assistance: Are partitioned columns used in the stabilizer of catalytic cracking units? How to control the quality of the side-stream product in a partitioned tower? - HCBBS Forum
51. The hydrogen sulfide in the naphtha in the hydrogenation stabilization tower fluctuates high and low. What causes it? - HCBBS Forum
52. 149- Analysis of the suitability of cyclone liquid separators and vane separators as internal components for the gas-liquid separation unit in the hydrogenation plant’s cycle hydrogen desulfurization tower - HCBBS Forum
53. In air separation for oxygen production, is the reflux liquid in the oxygen column liquid air, and is the rising gas contaminated nitrogen? - HCBBS Forum
54. Requirements for the design, manufacture, and installation of methanol distillation towers - HCBBS Forum
55. I’m encountering issues with multi-stage thermally coupled towers in production; could someone expert please explain this? - HCBBS Forum
56. Static equipment (vessels, boilers, towers) - HCBBS Forum
57. What’s the reason why SW6 cannot be calculated when the skirt and cylinder are integrated? - HCBBS Forum
58. Distillation column； Distillation experiment - HCBBS Forum
59. Installation direction of trays in floating valve towers - HCBBS Forum
60. Roadmap for Modern Tower Design – Illustrated - HCBBS Forum
61. The reaction tower differs in terms of air intake at the top and bottom - HCBBS Forum
62. The water cooling tower of the air separation unit for Yulin Chemical’s 1.8 million tons per year ethylene glycol project was successfully lifted into place - HCBBS Forum
63. Design issues of the tower skirt base - HCBBS Forum
64. Calculation principle of proii tower equipment - HCBBS Forum
65. On the selection of air velocity for empty tower coolers - HCBBS Forum
66. Design sharing for 50,000 t/a food-grade carbon dioxide distillation tower - HCBBS Forum
67. Tower internals requirements - HCBBS Forum
68. Process treatment for reconditioning white clay towers - HCBBS Forum
69. Solutions to foam entrainment in the C5 distillation column - HCBBS Forum
70. Tower pressure increases - HCBBS Forum
71. After starting the regenerator to feed material into the reactor and the reactor outlet temperature rising to around 450°C, what will be the temperature of the oil slurry at the bottom of the distillation tower... - HCBBS Forum
72. Index control for single-column distillation - HCBBS Forum
73. …Selection and calculation of support methods for slender tower structures - HCBBS Forum
74. Questions regarding distillation column pilot tests - HCBBS Forum
75. When steam injection at the bottom of the tower carries in a large amount of water, it will cause ( ) - HCBBS Forum
76. Animation demonstrates the working principles and characteristics of various tower equipment—rotary disk tray extractors - HCBBS Forum
77. What’s the situation when there is a leak of liquid oxygen while driving the plant, with no liquid flowing down from the tower but liquid appearing first in the tower? - HCBBS Forum
78. Distillation tower bottoms rate problem - HCBBS Forum
79. Why does a lower pressure in the nitrogen tower result in a lower temperature of the air entering the tower? - HCBBS Forum
80. Proprietary tower internals technology solves the problems of amine liquid desulfurization and frequent flooding and tower overflow in amine liquid regeneration towers. - HCBBS Forum
81. Does the change in liquid level in the distillation tower in air separation represent the amount of cooling capacity? - HCBBS Forum
82. What is the range of the vaporization section in a distillation column? - HCBBS Forum
83. Acid-base absorption tower, commonly uses non-metallic packing - HCBBS Forum
84. Can the top product condenser and the top reflux condenser of a distillation tower be installed separately? - HCBBS Forum
85. HYSYS distillation column packing pressure drop - HCBBS Forum
86. Trough distributor - HCBBS Forum
87. What is the timing for injecting stripping steam into the hydrogen sulfide removal stripper? - HCBBS Forum
88. When doing sensitivity analysis on product purity in a distillation column, what are generally used as collection variables? - HCBBS Forum
89. Key points and precautions for the safe use of tower cranes - HCBBS Forum
90. I would like to ask about the functions and principles of the medium-pressure flash tower, reabsorption tower, thermal regeneration tower, and methanol-water separation tower in low-temperature methanol washing - HCBBS Forum
91. If the reflux flow at the top of the distillation tower increases, how do the temperature at the top of the tower and the temperature after air cooling change? - HCBBS Forum
92. Seeking help: Issue with ammonia injection volume at the top of the pressure reduction tower - HCBBS Forum
93. The function of vortex-shielding baffles - HCBBS Forum
94. Can the rectangular packing of JKB be replaced with a rectangular gasket? - HCBBS Forum
95. Why is the antioxidant for catalytic gasoline desulfurization units added after the oxidation tower? - HCBBS Forum
96. Continuous bottom temperature control for isopropanol - HCBBS Forum
97. Solving the technical issues related to high-tower products of nitro compound fertilizers in the entire product line - HCBBS Forum
98. 【2026 Distillation Technology】Adjustment of Distillation Column Process Parameters and Influencing Factors (1) - HCBBS Forum
99. I would like to ask why a distillation column with reverse flow has two feed inlets - HCBBS Forum
100. (Seeking help) Absorption tower flow diagram - HCBBS Forum