Copeland Compressor 6DRNR40ME-TSN-AD0

09/11/2020

Noise analysis and treatment of air compressor

Noise analysis and treatment of air compressor A compressor manufacturer's statement: The noise level guarantee is +3dBA, which means that its noise level will be twice or one half of the declared noise level.

07/02/2024

Proportional Solenoid Valves: Working Principle, Types, Difference and Application, with Diagrams

A proportional solenoid valve is a device that controls the opening degree of a valve by changing the input current to the electromagnet (solenoid coil).

09/10/2020

Summary Essentials of water treatment for central air-conditioning chillers

Looking at the management of central air-conditioning throughout the country, it is found that very few are well managed, and all have problems of one kind or another to varying degrees. The main problems are described as follows: 1. Problems caused by the unreasonable design of the design department

08/18/2020

Eight aspects allow the chiller to achieve energy saving in management

How does the chiller achieve energy saving in management, so that enterprises can save costs. In fact, there are many solutions, in addition to operation, and then in management. The following editor will give you a detailed introduction.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/07/2020

Air compressor alarm mechanism, how much do you know

As a mechanical equipment for manufacturing compressed air, air compressors are inevitable due to long-term operation. If the air compressor fails, it will affect the production of the user enterprise and cause losses.

08/02/2020

When air conditioners lack fluoride, five common leak detection methods will teach you who don’t understand!

When the air conditioner is lack of fluoride, the detection of leaks is the primary task of leakage repair. Today we introduce five common leak detection methods for you, namely fluorescent leak detection, soapy water leak detection

09/10/2020

The actual displacement of the screw compressor is affected by those factors

1) Leakage. There is no contact between the rotors and between the rotor and the housing during operation, and a certain gap is maintained, so gas leakage will occur. When the pressure increased gas leaks to the suction pipe and the sucking groove through the gap, the exhaust volume will be reduced.

09/21/2020

The history of industry

China is one of the first countries in the world to invent rolling bearings. According to archaeological relics and data, China’s oldest bearing with the prototype of a modern rolling bearing structure appeared in Xuejiaya Village, Yongji County, Shanxi Province from 221 to 207 BC (Qin Dynasty).

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