PARKER Filter PXWL2-10

09/09/2020

The invention patents of the air separation industry over the years are here

1 CN2014108206479 A device and method for extracting high-purity liquid argon by using crude argon prepared by multiple sets of air separation

08/06/2020

Application and troubleshooting of fan coil and electric valve

As a terminal device of the central air conditioning system, the fan coil unit is widely used in residences, offices, hotels, hospitals and other places because of its compact structure, flexible layout, and easy independent control.

07/18/2020

Maintenance method for wear of refrigerator refrigeration compressor

　The application of screw refrigeration compressors is becoming more and more common, and some of them have entered the period of frequent failures. When the abrasion of the female and male rotors, body, and exhaust end seat of the refrigeration compressor reaches above 0.65rnm, vibration will occur when the refrigeration compressor is running, the sound is abnormal, the cooling capacity is reduced, and the compressor cannot work normally.

09/30/2025

The difference between fixed speed, frequency conversion, DC frequency conversion, AC frequency conversion, digital scroll air conditioner

The difference between fixed speed, frequency conversion, DC frequency conversion, AC frequency conversion, digital scroll air conditioner The fixed speed air conditioner means that the speed of the internal compressor motor is constant and the temperaturŒﰨ2䀀湠疌VǜV
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08/20/2020

Operation management of wet stroke of refrigeration compressor

The wet stroke of the compressor is caused by the liquid refrigerant entering the cylinder. When the amount of liquid entering is small, frost will form on the outside of the cylinder.

09/06/2020

Analysis of common failures of motors and solutions

As an important power provider that is indispensable in people's production and life, electric motors will generate serious heat during use, but many times do not know how to solve them.

07/07/2020

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

07/27/2020

What is the principle of air conditioning refrigeration system? What is the heating principle of the air conditioner?

When we use the air conditioner, the commonly used function should be the cooling function, because the cooling function can bring us a more comfortable and cool environment in summer,

06/14/2020

Maglev Refrigeration Compressor Let central air conditioner enter the era of high energy efficiency and low operation

Maglev Refrigeration Compressor Let central air conditioner enter the era of high energy efficiency and low operation

07/31/2020

What to do if the compressor of screw chiller is damaged

The compressor is the core component of the chiller. Damage to the compressor is a serious fault and needs to be dealt with in time, otherwise the chiller will not work. Today, the editor will introduce the knowledge and process of handling damaged screw compressors.