Omron PLC C500-B1081

08/13/2020

Symptoms and causes of car air conditioner compressor not working and blower not working

Fault description When the air-conditioning refrigeration switch is turned on, the compressor does not turn, but after turning on the blower switch, the blower can run<

03/01/2021

Basic principle and optimization algorithm of BLDC

Brushless direct current motor (BLDCM,) gets rid of the inherent shortcomings of the brushless DC motor, and replaces the mechanical motor rotor with the electronic motor rotor. Therefore, the brushless DC motor not only has the excellent speed characteristics of the DC motor, but also has the advantages of simple structure, no commutation flame, reliable operation and easy maintenance.

08/12/2020

How to prevent the refrigeration compressor from reversing

Reverse rotation is strictly prohibited after the refrigeration compressor is stopped. When the compressor rotor is stationary, there is still a large volume of process gas remaining in the pipeline and has a certain pressure

06/14/2020

Screw refrigeration compressors are prone to these types of failures, have you ever encountered them

The compressor is a volumetric compressor. Since its use in 1934, it has a dominant position in small to large and medium-sized refrigeration systems due to its excellent performance

08/20/2020

How to use small cold storage in summer with good energy saving effect

Summer is the peak period for cold storage installation. When many people in the food-related industries are ready to consider cold storage installation, there are many factors to consider when installing cold storage in summer

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/25/2020

The new era of dual-supply air-conditioning refrigeration, floor heating and heating trend has arrived

For heating equipment, many people will have doubts. The central air conditioner installed in the home already has heating function. Do you still need to install floor heating? Please, what is the age, are you still using air conditioning for heating?

09/09/2020

How to achieve high efficiency and energy saving for variable frequency air compressor

When it comes to frequency conversion, everyone will think of power saving and energy saving. It is true that the frequency conversion air compressor is the same as the power saving of the fan motor water pump.

06/14/2020

Air Conditioner Using Labor to Welcome Labor Day

Air Conditioner Using Labor to Welcome Labor Day Climb to the cooling tower on the top floor, wash the cold plates and litter with a brush and high-pressure water gun, wash the pipes, filter cover, filter, surface cooler in order to sterilize and kill alﰸ2䀀
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