Bristol Compressor H25A46QDBLL

11/06/2025

Gas stove solenoid valve working principle and classification

In gas stoves, the working principle of the solenoid valve is to control the mechanical movement by controlling the current of the electromagnet. There is a closed cavity in the solenoid valve of the gas stove, and there are through holes in different po器2䀀
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08/04/2020

Pay attention to four look when buying air conditioners in summer

With the arrival of the hot summer, the sales of household air conditioners have entered the peak season. How to choose a satisfactory air conditioner correctly

07/19/2020

Refrigerant filling operation method of centrifugal chiller

The centrifugal chiller refrigeration compressor after completing the work procedure of filling the frozen lubricating oil, the next step should be the refrigerant filling operation, the method of operation is: (1) using copper pipes or PVC (polyvinyl chloride) pipes One end is connected with the filling valve at the lower part of the evaporator, and the other end is connected with the top joint of the refrigerant storage tank to ensure good sealing.

08/07/2020

Requirements for industrial refrigeration units before operation

Refrigeration units are used in many industries. For example, semi-hermetic refrigeration compressors are used by many manufacturers.

09/05/2020

What are the advantages and disadvantages of permanent magnet synchronous motors, and what are the developments

Compared with traditional induction motors, permanent magnet synchronous motors have unique performance. Mainly introduce the characteristics of permanent magnet synchronous motors, and analyze the research status and development trends at home and abroad.

06/14/2020

Energy-saving screw compressor has a large development space.

Energy-saving screw compressor has a large development space. The machinery industry is still the most important market for air compressors. Energy-saving screw compressor has a large development space. The machinery industry is still the most important ﰸ2䀀
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08/19/2020

How to choose refrigerant for different types of industrial chillers

We all know that the working temperature of medium and high temperature chillers can be controlled between 3°C and 35°C, low temperature chillers can also be controlled between 0°C and -60°C,

09/08/2020

The evolution history of air compressors

The (mechanical) vacuum pump made in Germany in 1640 is the originator of modern air compressors. 　　 Around 1800, the first single-stage (reciprocating piston) air compressor was made in the UK, and its discharge pressure was 1.38MPa (gauge pressure).

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

07/16/2020

Working principle of scroll compressor

1. The pressure of the scroll compressor is generated due to the interaction between the scroll disks that make planetary motion. When one of the scroll disks makes planetary motion, the gas enters from the outer opening.