DEAR News - DEAR Air Separation

Revitalize Idle Assets to Attract Investment, Foster Synergistic Development for New Energy—The Inspection Team Visits DEAR Air Separation for Inspection and Negotiation, Laying the Foundation for Pre

2026.03.27

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New batch of DEAR Air Separation is delivered as a whole

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How does the anti-surge device of turbine air compressor work?

When the output pressure of the turbine air compressor is certain and the flow decreases to a certain value, surge will occur. To prevent surge, keep

Apr 23, 2013

DEAR kongfen: has been on the uphill road

From the column reporter Zhao Hailong of the third edition of Kaifeng daily on April 20, 2013 A few days ago, the information training session aiming

Apr 23, 2013

What are the common failures of screw compressor? How to deal with them?

Screw Compressor belongs to volume compressor, which is composed of mutually meshing active rotor and driven rotor, body and a pair of synchronous gea

Apr 22, 2013

What is surge? What is the typical phenomenon when the turbine compressor has surge?

Surge is a kind of vibration under abnormal working condition when the flow of turbine compressor (also called vane compressor) decreases to a certain

Apr 22, 2013

When the air separation tower is configured with argon Tower, what are the requirements for the main tower?

In the main tower of the air separation Tower, the distribution of argon varies with the position of the liquid inlet. The position of the liquid inle

Apr 19, 2013

How to ensure the normal operation of the automatic liquid level adjustment system of the air cooling tower?

If the automatic adjustment system of the liquid level of the air cooling tower fails, it is easy to cause water accidents of the air separation tower

Apr 19, 2013

What is the reason for turbidity and precipitation in the liquid oxygen of the condensing evaporator of small air separation plant and how to deal with it?

Turbid milky white sediment is found in liquid oxygen, and the sediment is snow-like, volatilizing as the temperature rises, which is obviously caused

Apr 18, 2013

How to judge that the small air separation unit is frozen without a heat exchanger?

The obvious symbol of freezing of the small air separation Tower heat exchanger is that the temperature difference at the Heat end increases, the pres

Apr 18, 2013

How to reduce the unit power consumption of small air separation plant?

The unit power consumption of the air separation plant is proportional to the unit power consumption of the air compressor (the power consumption of c

Apr 18, 2013

Can the small medium pressure air separation equipment with piston expander be converted to turbine expander for refrigeration?

The new small medium-pressure air separation plant adopts the turbine expander, which reduces the working pressure and saves energy consumption. Then,

Apr 18, 2013

What is pure argon by adsorption method? What are the characteristics?

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

Apr 18, 2013

What is the working principle and how to operate the high pressure air inlet valve of small air separation plant?

The high pressure air inlet valve controls the air volume entering each compartment of the main heat exchanger respectively to adjust the temperature

Apr 17, 2013