Danfoss Compressor SH282A7AAJ

07/25/2020

Problems and case analysis of electronic expansion valve and four-way valve

Judge the quality of electronic expansion valve:<br></br> Step one (see): Whether the wiring is in place and whether the wiring is damaged.<br></br> Step two (listening): After power-on, there is a "click" normally, check whether the coil is in place;

08/16/2020

Why is the temperature too low after the cold storage is installed

After the cold storage is built, the first thing should be tested, so that we can know whether there will be problems after the cold storage is installed. Such a problem needs to be considered in the initial stage of the general cold storage installation.

06/21/2020

Composition principle of refrigeration system of refrigerator

Composition principle of refrigeration system of refrigerator Refrigerators have a larger cooling capacity than household refrigerators, and there are more refrigerants filled in the system. Therefore, a liquid storage tank is installed on the pipeline between the condenser and the filter, and a shut-off valve is installed on the tank to shut down the system for a long time. When closing the shut-off valve, the refrigerant liquid is stored in the tank.<img src="{{media url=&quot;Composition_principle_of_refrigeration_system_of_refrigerator.jpg&quot;}}" alt="" />

08/21/2020

Failure Analysis of Air Conditioner Button Circuit

Where is the button circuit in the inverter air conditioner? The first is the function keys on the display panel, and the second is the automatic switch on the main board. The main purpose is to transmit user instructions and achieve the purpose of information interaction.

06/16/2020

Compressor working principle

Compressor working principle Compressor working principle 　　 Centrifugal compressor The centrifugal compressor is a working wheel with blades rotating on the shaft of the compressor. The gas entering the working wheel is carried by the blades to increa器2䀀
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09/18/2020

List of foreign medium and high pressure compressors in the Chinese market

When it comes to high-pressure compressors, they are not commonly used air compressors. They are widely used in pressure testing, chemical, bottle blowing, engineering, energy, electric power, military, medical and other industries. The general batch is relatively small, and domestic I think the high-pressure machine market is still in a budding state, and there is no more good capital and technical force to invest in this aspect of production;

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

07/18/2020

Process and cause of liquid shock in piston refrigeration compressor

Piston refrigeration compressor liquid hammer process and reasons for liquid hammer 1. Introduction The phenomenon that liquid refrigerant and/or lubricating oil is sucked into the compressor cylinder with the gas and damaged the suction valve plate

09/14/2020

Explosion-proof human body static eliminator; explosion-proof human body static eliminator, petroleum-specific human body static eliminator

CM-003 touch static elimination ball, its appearance is made of stainless steel tube and stainless steel ball, it is suitable for chemical, metallurgy, military, oil field, fireworks, computer room, high-end hotels, high-end offices and other flammable and explosive places.

06/14/2020

Fully enclosed piston compressor

Fully enclosed piston compressor