Danfoss Compressor SH301B6AAJ

08/24/2020

What should I do before the air conditioner is turned on for the first time when I encounter the new crown virus in summer

In a live broadcast last night, Dr. Zhang Wenhong said that China’s epidemic prevention and control has done a good job. When people wear masks, the probability of contracting the new crown virus is very small. He said that when it is hot,

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/06/2020

Application of High Pressure Soft Start on Compressor Load

Abstract: The high-voltage and high-power motor has a relatively large impact on the load and the power grid when starting. Thyristor series high-voltage soft starters are widely used for their superior starting performance and other advantages.

06/14/2020

Vane compressor

The vane compressor is directly driven at a very low speed. The rotor is the only continuously running component. There are a number of slots cut along the length direction, in which there are inserted vanes that can slide on the oil film. The rotor is in器2䀀
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03/14/2021

Maintenance of servo drive

1.Maintenance of operating environment of servo driver In order to prolong the service life of the servo driver, the following problems should be paid attention to in the process of use. Temperature, humidity, dust, vibration, input voltage and other factors should be considered for the system environment.

07/17/2020

Refrigerant used by Emerson Copeland compressor

With the global emphasis on environmental protection, our refrigeration industry is also the same, and gradually use some environmentally friendly refrigerants. Previously, the refrigerant used by Emerson Copeland compressors was R22, and R22 was not an environmentally friendly refrigerant. Later, Emerson Copeland Compressors gradually changed the compressors to use environmentally friendly refrigerants.

09/09/2022

Types of DC Motors

According to the reversible principle of DC motors, DC motors are divided into DC motors and DC generators.

09/11/2020

Energy saving China's big idea

From global emission reduction actions to the fashionable low-carbon economy, from smart grids from models to new energy vehicles, the human economic growth model in the era of transformation is undergoing a gorgeous and tempting turn. . Under the background of this magnanimous background, China Energy Conservation's long-term planning and specific actions have been given strong and vivid connotations.

09/21/2020

Refrigeration system failure symptoms

Symptoms of refrigeration system failure 　 　 　 　 1. Detection of pressure and temperature of refrigeration system　　 (1) The pressure concept of the refrigeration system The refrigeration system can be divided into high and low pressure during operation. The high pressure section is from the discharge port of the compressor to before the throttle valve. This section is called the evaporation pressure.

08/14/2020

Air conditioner repair-come here

I learned from a senior air conditioner repairer that we can judge the general failure of the air conditioner by observing the characteristics and operation of the air conditioner.