Copeland Compressor ZB66KC-TF3-950

08/20/2020

Why does refrigerating oil deteriorate How to judge whether the refrigerant oil has deteriorated

How to choose refrigerating oil 1.Why does refrigerating oil deteriorate? First of all, we must be clear why the refrigeration oil deteriorates.

06/14/2020

The development history of magnetic levitation central air conditioning

Magnetic suspension centrifugal refrigeration compressors have been in research for 18 years from the beginning of z * to the present. At present, magnetic suspension refrigeration compressors have begun to be put into practical applications in large quanﰸ2

09/11/2020

Development and Trend of my country's Frequency Converter Industry

With the rapid development of power electronics technology, computer technology and automatic control technology, electric drive technology is facing a historic revolution. AC drives have gradually become the mainstream of electric drives.

08/07/2020

Knowledge points of HVAC cold and heat source design

1.The design position of the pump in the system: Generally speaking, the chilled water pump should be located at the front end of the chiller, and the chilled water coming back from the end is pumped back to the chiller through the chilled water pump;

07/31/2020

What kind of equipment is generally used in cold storage How to select the refrigeration equipment

The cost of cold storage with a refrigeration capacity of less than 60kw is relatively large. It is generally suitable for small cold storage and air conditioning units. The cost of such small cold storage within 100 square meters ranges from 30,000 to 100,000.

07/30/2020

Case analysis of maintenance of central air-conditioning compressor

We all know that the compressor is the heart of the refrigeration system, and it can be said to be the lifeblood of the refrigeration system. The compressor often has various problems during long-term use.

06/08/2022

Function and 7 Common Types of Solenoid Coil?

The self induced electromotive force in the inductance coil always competes with the change of current.

08/11/2020

The key points that should be paid attention to in the process of central air conditioning construction management

1. Preliminary preparations for central air-conditioning construction<br></br> The construction process of the central air-conditioning is a complex and systematic project.

06/29/2020

What is the cause of compressor pipeline vibration

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