Danfoss Compressor SH380A4ALU

07/01/2020

How to adjust the capacity of refrigeration compressor

How to adjust the capacity of refrigeration compressor The capacity of the compressor is determined according to the maximum production of BOG in the storage tank. After the compressor is selected, its capacity is constant. If the amount of inhaled air is greater than the amount of BOG produced in the tank, the tank pressure will drop.

06/29/2020

Compressor oil change index

Compressor oil change index The general indicators for determining whether the refrigeration oil can continue to be used are: appearance, viscosity, acid value, moisture, pour point, flash point, compressive strength, copper corrosion, mechanical impurities and insolubles.

06/14/2020

Electronic expansion valve

Electronic expansion valve The electronic expansion valve is a speed type and is used in an intelligently controlled inverter air conditioner. The advantages of the electronic expansion valve are: large flow adjustment range; high control accuracy; suita器2䀀
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01/07/2021

Today in the air-conditioning market is tomorrow for fresh air systems

Today in the air-conditioning market is tomorrow for fresh air systems Now we have a fresh air system for work and life, so that even if we are in a closed building environment, we can breathe fresh air. In fact, today's fresh air system has also gone 器2䀀

07/07/2020

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

06/14/2020

Carry out special inspection of centralized air conditioning and ventilation systems

Carry out special inspection of centralized air conditioning and ventilation systems Recently, the Keqiao District Sanitary Supervision Department has carried out special inspections

08/09/2020

Testing methods and maintenance skills of air-conditioning computer boards

The microcomputer control system of the household air conditioner is commonly known as the computer board. It is the nerve center of the air conditioner. When a failure occurs, the entire air conditioner will be in a paralyzed state

08/19/2020

Use and principle of inverter air conditioner and ordinary air conditioner

Inverter air conditioners are based on ordinary air conditioners with special inverter compressors, and an inverter control system is added. Its basic structure and cooling principle are exactly the same as ordinary air conditioners.

08/02/2020

What is the four-pipe air conditioner Under what circumstances

Four-pipe air-conditioning means that the air-conditioning box is equipped with cold coils and hot coils at the same time. Each group of coils is fed one time, a total of four, so it is called four-pipe.

11/22/2021

Benefits of Rosemount Fieldbus Transmitter

It is reasonable to say that Rosemount fieldbus transmitter series can help customers reduce the overall cost of the system.