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Maintenance of air separation unit faq

When the whole low pressure oxygen generator encounters emergency power failure, the first task is to open the air release valve at the end of the air...

2022.09.19

After the argon fraction is extracted from the top Tower, it enters into the crude argon tower and conducts the separation of oxygen and argon by the ...

2022.09.15

1. What is reflux ratio? What influence does it have on rectification? Answer: reflux ratio refers to the ratio of the amount of liquid in the lower s...

2022.09.08

Core tips: the safety that should be paid attention to when touching nitrogen: nitrogen is colorless, odorless and odorless lazy gas. It itself does n...

2022.09.05

At present, there are two types of common condensing evaporators in domestic air separation units, plate fin condensing evaporator and tubular condens...

2020.11.04

In the air separation unit, the water cooling column is a hybrid heat exchange equipment which uses the crude nitrogen to reduce the temperature of th...

2020.10.21

The leakage of unit or pipeline in the cold box needs removal of perlite treatment. Since it is uncertain whether there is a leakage point in the cold...

2020.10.16

1. Before hoisting, check and confirm whether the crane body, crane legs, lifting rigging and wire rope meet the safety requirements and hoisting cond...

2020.10.09

With the continuous development of air separation plant manufacturing technology and the popularization and application of new equipment and process, ...

2020.09.23

The principle of expander with motor brake in air separation plant is to control the speed of expander by braking torque generated by motor generator ...

2020.09.11

When the air is out of the air compressor, due to the compression, the moisture in the air is in the saturated state. After the water cooling column d...

2020.09.02

In general, the liquefaction temperature of nitrogen is higher than that of oxygen, but why can the condensation evaporator between the upper and lowe...

2020.08.28
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