DEAR News - DEAR Air Separation

DEAR Air Separation Demonstrates "User-Centric" Service Philosophy Through ActionExecutives Visit Frontlines for In-Depth Exchanges with Customer Teams, Facilitating Intelligent Energy-Saving Equipm

2025.08.14

DEAR Air Separation Demonstrates "User-Centric" Service Philosophy Through Action Executives Visit Frontlines for In-Depth Exchanges with Customer Teams, Facilitating Intelligent Energy-Saving Equipment Upgrades

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Progress of the DEAR Air Separation Gas Island Project

DEAR Air Separation Gas Island Skid Mounted Equipment

What is the proportion of refrigerating capacity produced by the expansion machine in the total refrigerating capacity in the whole low-voltage air separation plant?

The working pressure of all low pressure air separation plant is about 0.6MPa, therefore, the refrigerating capacity of throttling effect is very smal

Apr 12, 2013

Enthusiasm is your continuous motivation to move forward

Enthusiasm is a kind of concentration formed by a person's great interest and interest in something. Enthusiasm is the key for us to do any work w

Apr 12, 2013

Why doesn't the full low pressure oxygen generator enter air when it starts?

At the beginning of starting the full low pressure oxygen generator, all the air entering the equipment is inflated through the expander, while the to

Apr 11, 2013

What's the disadvantage of liquid appearing too early in the liquid purifier, and how to prevent it?

Liquid appears too early in the liquid purifier, which means that the liquid purifier is connected too early. If the temperature condition of the swit

Apr 11, 2013

How to resume the operation of small air separation plant with turbine expander after temporary parking?

When the air separation plant stops, the liquid on the air separation tower will flow into the condensing evaporator to raise the liquid oxygen level.

Apr 11, 2013

How to blow off the oil-water separator correctly?

During the operation of small air separation plant, after a certain period of time, oil-water separators at all levels of air compressor, oil-water se

Apr 11, 2013

How to start the discontinuous oxygen generation operation when the oxygen generation is restored?

Before starting, slowly open the upper and lower valves of the liquid level and liquid oxygen level gauge, check the liquid oxygen level, and decide t

Apr 11, 2013

What is the relationship between the high pressure of small air separation plant and the flow and expansion?

No matter in the starting working condition or in the normal operating condition, medium-voltage small air separation plant must pay great attention t

Apr 11, 2013

What is the internal compression process of liquid oxygen? What are the characteristics?

The oxygen and nitrogen products produced by the general air separation unit come from the low pressure oxygen and nitrogen bodies of the upper tower,

Apr 10, 2013

What are the characteristics of using molecular sieve purification process compared with switching heat exchanger purification process?

The purification process of the molecular sieve is that before the compressed air enters into the cold box, it should first go through the molecular s

Apr 10, 2013

Using molecular sieve adsorption purification process why do most of them use refrigeration precooling system?

Because of the use of molecular sieve adsorption purification process, the water, carbon dioxide and part of the hydrocarbon in the compressed air can

Apr 10, 2013

How does the change of environmental conditions affect the performance of the air separation plant?

Answer: environmental conditions include atmospheric pressure, ambient temperature, atmospheric humidity and the content of CO2 and other impurities i

Apr 10, 2013

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