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What should be the base temperature control for single-column distillation? http://bbs.hcbbs.com/thread-119338-1-1.html 2. The problem of high acid value encountered in methanol distillation: http://bbs.hcbbs.com/thread-86185-1-1.html 3. Excessive methanol alkalinity http://bbs.hcbbs.com/thread-112892-1-2.html 4. What is the recovery rate of methanol in the three-column distillation of methanol? ? http://bbs.hcbbs.com/thread-86240-1-2.html 5. The acid value of the methanol distillation product exceeds the specified limit. http://bbs.hcbbs.com/thread-69538-1-2.html 6. Methanol distillation http://bbs.hcbbs.com/thread-75823-1-2.html 7. Methanol distillation and the issue of extraction water http://bbs.hcbbs.com/thread-87523-1-2.html 8. May I ask: among the newly installed methanol plants in China, which ones produce methanol that meets the American AA standard? http://bbs.hcbbs.com/thread-110848-1-2.html 9. Methanol extraction distillation problem http://bbs.hcbbs.com/thread-85603-1-2.html 10. Temperature distribution issues in the methanol pre-distillation tower: http://bbs.hcbbs.com/thread-50746-1-3.html 11. Discussion on 600,000 tons/year methanol distillation unit http://bbs.hcbbs.com/thread-114587-1-3.html 12. Problems with the methanol distillation feed inlet: http://bbs.hcbbs.com/thread-110014-1-4.html 13. Negative pressure at the top of the atmospheric pressure column in methanol distillation? http://bbs.hcbbs.com/thread-110944-1-4.html 14. Problems related to methanol distillation: http://bbs.hcbbs.com/thread-68327-1-4.html 15. Three processes for methanol purification http://bbs.hcbbs.com/thread-113279-1-5.html 16. Methanol purification and quality improvement http://bbs.hcbbs.com/thread-112766-1-6.html 17. How to reduce steam consumption in the methanol distillation process http://bbs.hcbbs.com/thread-109451-1-6.html 18. Tons of alcohol vapor consumption: http://bbs.hcbbs.com/thread-97849-1-7.html 19. How to control ethanol content in methanol production http://bbs.hcbbs.com/thread-66803-1-7.html 20. What issues should be considered in the bidding for the internal components of a methanol distillation tower? http://bbs.hcbbs.com/forumdisplay.php?fid=142&page=10 21. The importance of packing in methanol distillation towers http://bbs.hcbbs.com/thread-98212-1-11.html 22. I would like to ask why the temperature at the top of the pre-distillation tower is higher than that in the reactor tank. http://bbs.hcbbs.com/thread-98841-1-11.html 23. Is it appropriate to use methanol distillation wastewater as the extraction water in the pre-tower? http://bbs.hcbbs.com/thread-93100-1-11.html 24. I would like to ask everyone questions related to the double-column distillation of crude alcohols: http://bbs.hcbbs.com/thread-98747-1-12.html 25. Process flow diagram for methanol triple-column distillation http://bbs.hcbbs.com/thread-72189-1-14.html 26. Selection of internal components for methanol distillation towers http://bbs.hcbbs.com/thread-59183-1-14.html 27. Can raising the methanol distillation tower increase production? http://bbs.hcbbs.com/thread-66112-1-15.html 28. The impact of excessively high inlet temperature in the atmospheric pressure column of the three-column methanol distillation process http://bbs.hcbbs.com/thread-88985-1-17.html 29. How is the height of the flare determined when burning methanol distillation off-gases? http://bbs.hcbbs.com/thread-72127-1-17.html 30. Selection of methanol distillation towers http://bbs.hcbbs.com/thread-40865-1-17.html 31. What is the typical plate spacing used in distillation towers to separate methanol from water? http://bbs.hcbbs.com/thread-59535-1-18.html 32. What is the price difference between crude methanol and refined methanol? http://bbs.hcbbs.com/thread-74816-1-19.html 33. Operation problems of methanol-water distillation column http://bbs.hcbbs.com/thread-66778-1-20.html 34. Technical standards for methanol quality: http://bbs.hcbbs.com/thread-61283-1-21.html 35. Utilization of steam condensate in methanol distillation systems http://bbs.hcbbs.com/thread-54681-1-21.html 36. Optimal control of the distillation quality in three-column methanol production http://bbs.hcbbs.com/forumdisplay.php?fid=143&page=2 37. Understanding several issues in methanol distillation http://bbs.hcbbs.com/thread-116955-1-2.html 38. Methanol Plant Operator (Senior) http://bbs.hcbbs.com/thread-10844-1-2.html 39. Methanol Plant Operator (Intermediate) http://bbs.hcbbs.com/thread-10838-1-2.html 40. Methanol Plant Operator (Technician) http://bbs.hcbbs.com/thread-10841-1-4.html 41. Analysis of distillation issues in methanol production http://bbs.hcbbs.com/thread-79601-1-5.html 42. General procedures for distillation operations http://bbs.hcbbs.com/thread-107788-1-5.html 43. A Brief Discussion on the Distillation of Crude Methanol and an Analysis of Chuanwei’s 100,000-ton Methanol Distillation System http://bbs.hcbbs.com/thread-43132-1-6.html 44. Two-column and three-column distillation of methanol http://bbs.hcbbs.com/thread-103254-1-6.html 45. Complete set of operating procedures for 100,000 tons of methanol—Word document: http://bbs.hcbbs.com/thread-98564-1-7.html 46. Methanol distillation operating procedures http://bbs.hcbbs.com/thread-69480-1-8.html 47. Methanol quality standards: national standards and American standards http://bbs.hcbbs.com/thread-88140-1-9.html 48. Methanol distillation equipment http://bbs.hcbbs.com/thread-85294-1-9.html 49. Energy-saving technology for methanol distillation http://bbs.hcbbs.com/thread-46643-1-11.html 50. Literature on methanol distillation: http://bbs.hcbbs.com/thread-61323-1-11.html 51. Methanol distillation technology using three towers http://bbs.hcbbs.com/thread-65489-1-11.html 52. Reasons for inaccurate liquid level control at the bottom of the distillation tower and ways to improve it http://bbs.hcbbs.com/thread-120289-1-1.html 53. Calculation of the maximum production capacity of a distillation tower http://bbs.hcbbs.com/thread-120278-1-1.html 54. Analysis of the operation after modifying the tail gas recovery tower in methanol distillation processes http://bbs.hcbbs.com/thread-139140-1-1.html 55. Application of high-efficiency tower internals and new types of gas-liquid distributors in methanol distillation units http://bbs.hcbbs.com/thread-139138-1-1.html 56. Summary of production tests on high-efficiency methanol distillation condensers http://bbs.hcbbs.com/thread-139136-1-1.html 57. Application of new types of vertical sieve plate methanol distillation towers http://bbs.hcbbs.com/thread-138745-1-1.html 58. New vertical sieve plate technology and its application in methanol distillation towers http://bbs.hcbbs.com/thread-138740-1-1.html 59. Simulation calculations and renovation plans for methanol distillation towers http://bbs.hcbbs.com/thread-138735-1-1.html 60. Mistakes in the selection and application of processes and equipment for methanol distillation http://bbs.hcbbs.com/thread-138731-1-1.html 61. Scale-up design for methanol distillation processes http://bbs.hcbbs.com/thread-138729-1-1.html 62. Application of high-efficiency tower internals in the renovation of methanol distillation systems http://bbs.hcbbs.com/thread-137547-1-1.html 63. Process calculations for methanol distillation operations http://bbs.hcbbs.com/thread-132452-1-1.html 64. Summary of technical improvements in methanol distillation systems http://bbs.hcbbs.com/viewthread.php?tid=144720&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 65. What kind of internals are used in methanol distillation towers? http://bbs.hcbbs.com/viewthread.php?tid=143997&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 66. Use of the relaxation method for simulation calculations of methanol distillation towers http://bbs.hcbbs.com/viewthread.php?tid=143197&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 67. Calculation and analysis of the main methanol distillation tower http://bbs.hcbbs.com/viewthread.php?tid=143195&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 68. Simulation calculations for methanol distillation systems http://bbs.hcbbs.com/viewthread.php?tid=143192&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 69. Application of the UNIFAC method in simulation calculations of methanol distillation processes http://bbs.hcbbs.com/viewthread.php?tid=142778&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 70. What quality of steam is used in methanol distillation (when calculating steam consumption in such processes)? http://bbs.hcbbs.com/viewthread.php?tid=75823&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 71. Application of new types of packing and internals in methanol distillation towers http://bbs.hcbbs.com/viewthread.php?tid=141371&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 72. Characteristics of vertical sieve plate methanol distillation towers? http://bbs.hcbbs.com/viewthread.php?tid=149483&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 73. **Primary stage methanol distillation towers http://bbs.hcbbs.com/viewthread.php?tid=149500&highlight=%BC%D7%B4%BC%BE%AB%C1%F3 Compiled on February 5, 2008. Last edited by LTY-YYX on February 5, 2008, at 11:51.]