Danfoss Compressor SZ185A3PBF

07/13/2020

Danfoss 40 hp big blue compressor

Danfoss China's multiple measures to strengthen the counterfeiting of the compressor market In recent years, with the improvement of people's consumption level and the country's strong support for the industry, China's HVAC refrigeration industry has made great progress, and the compressor as a core component of refrigeration equipment has also received more attention.

08/14/2020

Ask, watch, listen, touch, test, etc. to know the refrigerator failure

Refrigerator failure inspection methods can generally be divided into asking, watching, listening, touching and testing. Through inspection, comprehensive analysis and judgment, gradually narrow the scope of the fault and find the point of failure.

06/29/2020

How the compressor works

08/24/2020

Problems in the planning, design and operation and maintenance of air conditioning and refrigeration systems

Usually, people look at the air conditioning and refrigeration system of a data center as simple, thinking that it is enough to create a temperature environment that meets the requirements and standards as long as the IT equipment runs.

08/17/2020

Maintenance and emergency treatment of industrial refrigerators

Industrial refrigerators are widely used in various industries, but refrigerators can be generally divided into water-cooled and air-cooled according to the type of refrigeration.

09/23/2020

Air compressor classification, working principle and air compressor selection

Air compressor classification, working principle and air compressor selection The air compressor is the main body of the air source device. It is a device that converts the mechanical energy of the prime mover (usually an electric motor) into gas pressure energy, and is a pressure generating device for compressed air.

07/20/2020

What are the specific operation methods for the maintenance of cold storage screw compressors?

　 Before the cold storage screw compressor must be overhauled, if possible, unload the slide valve to the "0" position, shut down normally, and cut off the power supply. The pipeline connected to the compressor should be cut off and the refrigerant and lubricating oil in the compressor should be discharged before the compressor can be disassembled.

03/22/2024

The Development History and Trends of Servo Systems

The servo system has experienced the development process from hydraulic, pneumatic to electrical. At present, the most widely used is the electrical servo system.

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).

09/04/2020

Comparison and analysis of two types of air compressors

In air-cooled air compressors, the cooling fans are mainly divided into two types: axial fans and centrifugal fans. The following mainly summarizes, analyzes and compares two types of axial fans and centrifugal fans.