Danfoss Compressor SH620A9ALM

08/02/2020

New refrigerant R450A is used for performance study of ejector refrigeration cycle

The new refrigerant R450A is a substitute for R134a, which is environmentally friendly and reliable. There are still few studies on it.

06/05/2025

How to choose screw air compressor with or without oil

In screw air compressors, they are classified according to the type of lubrication, which are mainly divided into two types: oil lubrication and no oil. Literally, it is easy to understand whether or not air compressor lubricants are needed.

08/24/2020

Six steps to prevent ice blockage in refrigeration equipment maintenance

Ice blockage has always been a common failure of refrigeration equipment. In which part of the maintenance is it caused? The following are the correct operation methods for the 6 key links that may cause ice blocking in the maintenance of large refrigeration equipment:

12/08/2022

The Lubrication of the Linear Guideway

For the sake of better performance, smaller wear, and longer service life of the linear guideway, proper lubrication is entailed. This article will discuss the functions, characteristics of lubricant and tips for lubrication.

06/14/2020

Advantages of cascade cryogenic refrigeration system industrial chillers

Advantages of cascade cryogenic refrigeration system industrial chillers The cascade refrigeration system is a low-temperature refrigeration system that uses more than two refrigerants and combines them with a heat exchanger (condensation evaporator) in ﰸ2䀀
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06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/09/2020

How to choose a multi-effect evaporator

Three points should be paid attention to when choosing a multi-effect evaporator: 　　1, effect number: 　　 mainly consider the size of the processing capacity, the boiling point increase value of the evaporated material, and the number of equipment.

05/11/2023

Thermal Expansion Valve (TXV): Everything You Need To Know

The thermal expansion valve (TXV) is an important part of the refrigeration device and one of the four basic components in the refrigeration system.

07/20/2020

From enclosure to seize share, half-sealed screw harvests markets above 40P

In the industry, many people think that the semi-closed piston is like a stable big brother.

06/14/2020

Refrigeration compressors have five major technological

Refrigeration compressors have five major technological developments around energy saving CFCs and HCFCs refrigerants that have a destructive effect on the ozone layer are phase-out substances specified in the Montreal Protocol