EAO Switch 51-497.025D

07/07/2020

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

06/17/2020

The role of refrigerator compressors

The role of refrigerator compressors The role of refrigerator compressor 　　The compressor is the power of the refrigerator, which is equivalent to the heart of the refrigerator, compresses the refrigerant, increases the pressure and temperature of the r器2䀀
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06/30/2020

How to keep unassembled air-conditioning compressor

How to keep unassembled air-conditioning compressor No matter what brand of air-conditioning compressor maintenance and maintenance methods are roughly the same. The premise of this maintenance is after installation. And how should we keep the unassembled air-conditioning compressor?

05/16/2025

Compatibility Error Between Fuji HMI and Siemens PLC and the Solutions

With the development of computer network and fieldbus technology, PLC and HMI are widely used in industrial control and building automation.

06/14/2020

Application and design of fresh air system in commercial kitchen equipment

Application and design of fresh air system in commercial kitchen equipment What is the kitchen fresh air system?

08/20/2020

The main difference between acid and alkali resistant chillers and ordinary standard chillers

In the chemical industry, bright chemicals are often adsorbed on the surface of the chiller components during the chemical production process, which is extremely corrosive.

08/07/2020

Air source heat pump heating in winter

The air source heat pump is used as the cold and heat source of the central air conditioner. Its advantage is that one machine is used for two purposes. At least one four-way reversing valve is added inside the unit,

08/17/2020

Analysis of 4 major reasons for the high energy consumption of building HVAC systems

1. Analysis of the high energy consumption of the building HVAC system 　　 The reasons for the high energy consumption of building HVAC systems are mainly reflected in the following aspects:

06/18/2020

Main components of reciprocating compressor_Advantages and disadvantages of reciprocating compressor

Reciprocating compressor<img src="{{media url=&quot;wysiwyg/Main_components_of_reciprocating_compressor_1.jpg&quot;}}" alt="" /> 　　Reciprocating compressor refers to a type of compressor that reciprocates the piston or diaphragm in the cylinder to periodically change the volume of the cylinder and realize the pressurization and delivery of gas. It is a positive displacement compressor. According to the reciprocating components, it is divided into piston type and diaphragm type compressors.

06/14/2020

Does air conditioning and refrigeration rely on compressors or refrigerants, or both?

Does air conditioning and refrigeration rely on compressors or refrigerants, or both? This question seems to be asking whether to boil water in a kettle, whether it needs boiling water or a kettle. The compressor is a kettle, and the refrigerant is water器2䀀
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