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Grand Inauguration of Kaifeng Air Separation Industry Association Held: Uniting Industry Forces to Write a New Chapter of Development

2025.05.12

Grand Inauguration of Kaifeng Air Separation Industry Association Held: Uniting Industry Forces to Write a New Chapter of Development

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Why should the air inlet cam of expansion machine and high pressure air throttle coordinate with each other to adjust, and how to adjust?

For the 50 m 3/h and 150 m 3/h oxygen generator, the compressed air is divided into two routes after going through the first heat exchanger: one is go

Mar 27, 2013

How to judge the internal air leakage of piston expansion machine?

When the expansion machine leaks, the efficiency of the expansion machine will decrease. In this way, during normal operation, the pressure must be in

Mar 27, 2013

How does the liquefaction unit liquefaction oxygen and nitrogen, and what role does it play in the oxygen plant?

The liquefaction unit is divided into low pressure liquefaction cycle and medium pressure liquefaction cycle, and the circulation medium can be air or

Mar 27, 2013

What is the working principle of small air separation equipment level and nitrogen discharge valve?

Oxygen and nitrogen discharge valve is used to control the purity of oxygen and nitrogen and low pressure. When the purity of oxygen is lower than the

Mar 26, 2013

What is the main principle of the small air separation plant to shorten the start-up time?

This is because the temperature in the air separation tower in the start-up phase is away from the normal working temperature (-172 ~ -194 ℃) is relat

Mar 26, 2013

Why is the cold box of the air separation plant equipped with respirator?

The cold box of the air separation plant is equivalent to the shell of a low temperature container. Whether it is medium or large air separation plant

Mar 26, 2013

Why does the air separation plant need to fill the cold box with lazy gas during operation?

The cold-keeping (heat insulation) material is filled in the cold-keeping box of the air separation unit, while the interspace between particles of th

Mar 26, 2013

What are the requirements for the purity of high purity oxygen and how to produce it?

Large-scale integrated circuit, television tube, laser communication optical fiber, analysis and test and other high-tech fields require the purity of

Mar 26, 2013

How to operate small air separation plant when facing emergency power failure?

When the small air separation plant encounters an emergency power outage (especially at night), it should be calm first. Use different operation metho

Mar 25, 2013

What should be paid attention to when installing the valve?

Attention should be paid when installing:1) generally, the valve should be positioned before the pipeline installation. The piping should be natural.

Mar 25, 2013

What problems should be paid attention to when installing the oxygen pipeline?

The following matters should be paid attention to during installation:1) the velocity of oxygen in the oxygen pipeline according to the GB50030-91 &qu

Mar 25, 2013

What problems should be paid attention to when installing the pipeline in the air separation tower?

When the air separation Tower turns from normal temperature to low temperature, the phenomena such as pipe crack and valve jam often appear. The main

Mar 25, 2013

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