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  What are the consequences of silicone leakage from price absorbers of DEAR air separation units? What is the cause? How to deal with it?
12/09
What are the consequences of silicone leakage from price absorbers of DEAR air separation units? What is the cause? How to deal with it?
DEAR Air separation unit regulates the purity of liquid air and liquid nitrogen. Distillation in the lower column is the basis of the upper column. The change o
  What safety precautions should be taken when DEAR air separation equipment inspects cylinders and discharges residual gas?
12/06
What safety precautions should be taken when DEAR air separation equipment inspects cylinders and discharges residual gas?
When the molecular sieve switching operation is under pressure relief, if the pressure relief is too fast, the pressure on the lower part of the molecular sieve
  What checks and records should DEAR air separation units make when receiving cylinders from users?
12/03
What checks and records should DEAR air separation units make when receiving cylinders from users?
Since this characteristic is not considered in advance in domestic DEAR air separation equipment, the expander is always in high-temperature expansion state aft
  How to operate the DEAR air separation unit when producing part of liquid oxygen?
12/02
How to operate the DEAR air separation unit when producing part of liquid oxygen?
This is not conducive to self-cleaning, but it will also increase the cold loss of the hot end. When the cold end temperature of the return gas increases, the t
  What effect does the seal leakage of the brand centrifugal compressor of DEAR air separation equipment have on the compressor performance?
12/01
What effect does the seal leakage of the brand centrifugal compressor of DEAR air separation equipment have on the compressor performance?
The structure of the condensing evaporator is different, and its explosion position is also different. Generally, it is easy to occur at the surface boundary of
  DEAR air separation:What is liquid oxygen self circulation adsorption? What conditions are needed to realize liquid oxygen self circulation adsorption?
11/30
DEAR air separation:What is liquid oxygen self circulation adsorption? What conditions are needed to realize liquid oxygen self circulation adsorption?
The oxygen extraction rate is ψ= two thousand nine hundred and eighty-two × 99.6/(18100 × 20.9)=0.718=71.8%。 Therefore, efforts should be made
  How does the DEAR air separation unit reduce the cold loss caused by the temperature difference at the hot end?
11/26
How does the DEAR air separation unit reduce the cold loss caused by the temperature difference at the hot end?
This is mainly due to the large pumping volume at the beginning. At present, the common method is to carry out intermediate extraction when the cold end of the
  What are the types of distillation columns for producing double high products from DEAR air separation?
11/24
What are the types of distillation columns for producing double high products from DEAR air separation?
There are two types of distillation columns which can produce both pure oxygen and pure nitrogen at the same time:
1) With auxiliary tower section. It is an aux
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