Danfoss Compressor SM161W4RI

09/03/2020

Eliminate useless consumption of compressed air

Identify, repair and prevent leakage 　　Leaks may cause problems in the system, resulting in more energy consumption and expensive resources to solve the problem. It is very important to identify and repair all leaks,

06/29/2020

Several causes of compressor burning

06/14/2020

Does the amount of refrigerant cause frost in the return air pipe and the compressor

As far as air conditioning is concerned, the principle of system circulation is generally the same as that of refrigerators and freezers. The symptoms of air conditioning systems lacking fluoride are similar to refrigerators and freezers. Many people say 器2䀀
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03/18/2024

What Is a Closed Loop System (Servo System / Servomechanism)?

As shown in the figures above, the closed-loop control system has a feedback device to feedback the position of the servo motor, but the open-loop control system does not.

09/02/2020

3 methods to judge the deterioration of air compressor lubricating oil

Screw air compressor is one of the most widely used air compressors. During the use of lubricating oil, due to its own service life and the influence of various factors such as temperature,

07/28/2020

Common faults and solutions of screw chillers

Low voltage overrun protection:<br></br> Solution: Replace or clean the filter element; clean the suction port filter.<br></br> Dirty or ice blockage at the inlet of the expansion valve:<br></br> Solution: Dirty blockage: remove the expansion valve and clean it. Ice blockage: replace the filter drier and run again

05/18/2022

How to Measure Air Pressure in A Cylinder?

During use, the cylinder piston bank will deteriorate due to wearing, ablation, gumming, carbon deposition and other reasons.

08/06/2020

The choice of fresh air filter, you will understand after reading it!

The choice of fresh air filter, you will understand after reading it!<br></br> The fresh air system gradually enters the lives of the general public. Unlike an air purifier, it not only purifies the indoor air.

08/03/2020

Ten common failure causes of refrigeration systems!

1. For refrigeration systems that use expansion valves, liquid return is closely related to the improper selection and use of expansion valves. Excessive selection of the expansion valve, too small superheat setting,

07/21/2020

How to protect the refrigeration compressor, you must master the following knowledge!

When the compressor is running, some abnormal conditions may occur, such as: exhaust pressure is too high, suction pressure is too low, oil pressure is insufficient, motor is overheated, excess liquid enters the cylinder, etc. In the event of an abnormal situation, the compressor will be damaged if there is no protective measure.