Danfoss Compressor DSF100A9AAQ

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

01/30/2023

Characteristics of Smart Pressure Transmitters

With the rapid rise of fieldbus technology, the industrial process control system is gradually developing towards fieldbus control system (FCS) with two-way communication and smart instrument control, bring about the smart pressure transmitter.

09/16/2020

Check Valve PrincipleCheck Valve StandardCheck Valve Features

Check Valve Principle|Check Valve Standard|Check Valve Features|Check Valve Function|Check Valve Size Check valve is also called one-way valve or check valve, its function is to prevent the medium in the pipeline from flowing back. The bottom valve of the pump to close the water is also a check valve.

08/26/2020

Features of scroll refrigeration compressor：

Advantages of scroll refrigeration compressors:<br></br> 　　1. There is no reciprocating mechanism, so the structure is simple, small in size, light in weight, few parts (especially few wearing parts), and high reliability;<br></br>

06/14/2020

Centrifugal refrigeration compressors are mainly used for air conditioning in large buildings, Less demand.

Centrifugal refrigeration compressors are mainly used for air conditioning in large buildings, Less demand. In recent years, large-scale infrastructure projects have been launched, and centrifugal refrigeration compressors have become a hot spot of concerﰸ2䀀
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06/21/2020

Electronic expansion valve application and installation precautions

Electronic expansion valve application and installation precautions <img src="{{media url=&quot;wysiwyg/Electronic_expansion_valve_application_and_installation_precautions.png&quot;}}" alt="" /> Advantages of electronic expansion valve: The energy efficiency ratio is improved during high-frequency and low-frequency operation; the reliability of the compressor is improved, the conditions of oil return, liquid return, and exhaust temperature are too high; the operation of the whole machine is reliable, and the problems of water blowing, condensation, and overload are reduced. ; Increased adaptability to changes in refrigerant quantity; Enhanced comfort, short defrost time;

08/24/2020

How to determine the demand for precision air conditioners

Precision air conditioners are high-precision air conditioners used in computer rooms that can control the temperature and humidity of the computer room. Its design is to solve the large load heat density in the data center.

08/14/2020

Bell mouth connection method of air conditioning and refrigeration equipment

The connection requirements of the bell mouth of air conditioning and refrigeration equipment are very high. From the perspective of maintenance of fluorine deficiency and leakage, the problem of the bell mouth connection is the most.

09/06/2020

Application of High Pressure Soft Start on Compressor Load

Abstract: The high-voltage and high-power motor has a relatively large impact on the load and the power grid when starting. Thyristor series high-voltage soft starters are widely used for their superior starting performance and other advantages.

06/21/2020

Common faults and maintenance of air compressor

Common faults and maintenance of air compressor <img src="{{media url=&quot;Common_faults_and_maintenance_of_air_compressor.jpg&quot;}}" alt="" /> Common faults and maintenance of air compressor 　　 Air compressors are widely used in various industries with the development of technology, but no matter what type of air compressor, there will be some problems in the process of use. The following editors will now introduce some common faults and maintenance methods, let's take a look.