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Factors affecting the pressure changes in the lower section of a distillation column

2018-11-30View Original

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What are the reasons for the low pressure in the lower section of a distillation tower, and how can it be adjusted?
Reply #22018-11-30
There are so many reasons for the drop in pressure; you need to figure out the cause yourself first. For example, the steam pressure drops, there is leakage in the exhaust gases, the concentration of certain components increases, and the temperature of the reflux liquid decreases, etc.! Find the cause first before making adjustments
Reply #32018-12-01
Your question concerns issues present from birth, as well as those that arise later in life. Under what circumstances did the problem occur? Is the pressure in the lower tower low, and are there any leaks in the sections before the lower tower? Insufficient air supply from the compressor? Or something else? ? It is best to present it in detail for everyone’s discussion.
Reply #42018-12-01
Why do you think it’s too low? Everyone is complaining that the pressure at the bottom of the tower is too high~~ Hehe~~
Reply #52018-12-02
Some domestic compressors experience insufficient air delivery during the hot summer days; I’m not sure if this is due to the load situation you mentioned
Reply #62018-12-21
The original poster didn’t clarify the specific details; perhaps what was referred to wasn’t air separation but rather the distillation and extraction of organic mixtures. Further detailed information is to be provided

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