Danfoss Compressor SH725B9AAH

10/29/2025

How to Defrost a Heat Pump: A Comprehensive Guide

Heat pumps are an essential component of HVAC systems that provide both heating and cooling solutions for homes and commercial buildings. However, like any other mechanical device, they require maintenance and care to operate efficiently and effectively.

06/29/2020

Compression ratio of American Copeland compressor

09/03/2020

The compressor air filter has many knowledge

1. Factors affecting air filter of air compressor 　　The quality of lubricating oil has deteriorated. The poor filtration accuracy of the air filter will cause a large amount of dust to enter the lubrication system, resulting in a decrease in the quality of the lubricating oil,

09/07/2020

What happens if the water-cooled air compressor is short of water

The cooling methods of screw air compressors are mainly divided into two types: air-cooled and water-cooled. Air-cooled air compressors are a relatively common cooling method and are used in small and medium-sized air compressors.

08/12/2025

AC Servo Motor Construction and Working

Most servo motors used in servos are AC motors. Figure 1 shows a circuit diagram of an AC servo motor.

09/02/2020

Calculation method of air compressor cooling tower selection

More and more air compressors use water cooling, but when it comes to calculating the size of the cooling tower, people often don't know where to start.

01/06/2021

Technical description of the core components of Mitsubishi Electric's central air conditioning

Technical description of the core components of Mitsubishi Electric's central air conditioning Mitsubishi Electric is a Japanese central air-conditioning brand. It is also a well-known brand in my country. Many consumers now buy and use it. So what adv器2䀀
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08/14/2020

The difference between oil cooler and other coolers

An oil cooler is a heat exchanger that uses air to cool hot fluid. Like other coolers, rust scale will appear. The rust scale appears mainly because the cooling water contains a large amount of calcium, magnesium ions and acid carbonates.

08/10/2020

Can the car compressor be repaired Car air conditioner compressor disassembly diagram

Many people ask whether car air-conditioning compressors can be repaired. In fact, car air-conditioning compressors can be repaired.

08/26/2020

The development history of scroll refrigeration compressors

1. In 1905, Frenchman Leon Creux proposed the working principle of scroll machinery and applied for a US patent.