DEAR News - DEAR Air Separation

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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What are the requirements of the air separation tower for the tomb Foundation?

Air separation tower has the following requirements for Foundation:1) to ensure the level of the distillation column plate, the uneven settlement of t

Mar 25, 2013

What are the advantages and disadvantages of fan braking, generator braking and booster braking for turbine expansion machine?

When the gas is used for external work through the expansion of the expander, the brake must consume this part of work. Otherwise, the rotating speed

Mar 25, 2013

How are the flow and outlet temperature of circulation determined?

Ring flow is determined by the heat balance of switching heat exchanger (or cooler) according to the requirement of air separation process. Under the

Mar 22, 2013

Why do the current low-voltage air separation plants mostly use the turbine expansion machine with pressurization?

The expander is the machine for gas expansion to work externally, and the original process is mostly to use the expander to drive the motor and output

Mar 22, 2013

DEAR Enterprise newspaper, No. 1, 2013

Mar 21, 2013

What are the reasons for the reduction of the exhaust volume of piston compressor?

There are many factors affecting the displacement of piston compressor, which can be summarized as follows:1) the reduction of the rotation speed of t

Mar 21, 2013

Why the air inlet cam of the expansion machine can reduce the refrigerating capacity instead, and how to adjust the refrigerating capacity with the cam?

Open the air inlet cam of the expansion machine to lengthen the opening time of the air inlet valve and increase the air inlet, that is, increase the

Mar 21, 2013

What is the harm that the exhaust of piston expansion machine cannot be opened? How to eliminate it?

If the air inlet valve is open and closed normally, but the exhaust valve stem is not open when it should be opened, then the air in the cylinder cann

Mar 21, 2013

Why should the temperature condition of the cooler (or switching heat exchanger) be adjusted according to the middle temperature?

The temperature condition adjustment of the cooler (or switching heat exchanger) is based on the central temperature. The "middle" mentioned here does

Mar 21, 2013

What is the relationship between the temperature difference between the hot end and the temperature difference between the cold end of the cooler (or the switching heat exchanger?

In the temperature of the forward air into the cooler (hot end temperature, related to the cooling effect of the last cooler of the air compressor or

Mar 21, 2013

Establish and perfect the new factory system -- focus on management to promote production

With the arrival of a batch of new modern production equipment, the production capacity of our company's new factory area has been further improve

Mar 21, 2013

How to deal with the water inflow accident of the cooler (or switching heat exchanger?

The following two situations are common in the water inflow of the cooler (or switching heat exchanger:1) The water level of the air cooling tower of

Mar 20, 2013