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08/04/2020

Reasons for unstable temperature of refrigerated truck cargo box

In the transportation of frozen and refrigerated food in large supermarkets, refrigerated trucks must be used as carriers.

07/07/2020

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

08/13/2020

How to select the chiller and what should be paid attention to when using the evaporator

For customers who have used water chillers, the selection of water chillers is already familiar, and they are all aware of the various requirements. For customers who buy a chiller for the first time, they may not know too much about the size of the chillPﰨ2䀀

04/14/2022

What is A Flowmeter?

Modern flowmeter is an exquisite instrument developed in the 18th and 19th centuries. The type of flowmeter are constantly improved with the change of society

07/17/2020

Cold storage installation and cold storage installation selection

First, the cold storage installation should pay attention to the following: the type of cold storage 1, according to temperature: A, high temperature cold storage (plus or minus 5 degrees Celsius): suitable for fruit and vegetable preservation; B, medium temperature cold storage (minus 10 degrees-minus 5 degrees):

06/14/2020

How to solve the problems encountered during the operation of 120KW cold air-cooled compressor

The 120KW cold capacity air-cooled compressor mainly has three related systems: refrigerant circulation system, water circulation system and automatic electrical control system.

06/22/2020

The principle of air-conditioning compressor

Abstract: The air-conditioning compressor plays the role of compressing and driving the refrigerant in the air-conditioning refrigerant circuit. Air-conditioning compressors are generally installed in outdoor units. What is the principle of air-conditioning compressor? What is the reason why the air conditioner compressor does not start? How to replace the air conditioner compressor? The compressor is the heart of the refrigeration system of the air conditioner. The refrigerant circulation or flow in the system is achieved by the operation of the compressor. Once the compressor stops, cooling is over. The compressor compresses the refrigerant as<img src="{{media url=&quot;magefan_blog/The_principle_of_air-conditioning_compressor.jpg&quot;}}" alt="" />

09/11/2020

Inverter companies will transform to personalized services

Recently, the Institute of Industry and Market Research of the Institute of Machinery Industry Information said that my country's inverter market will not be saturated until at least 10 years, and the overall market potential is 120 billion to 180 billion yuan.

08/11/2020

How to effectively reduce the noise of the fresh air system

During the installation and construction of the fresh air system, the fresh air system engineers often encounter that after the fresh air system is installed, the wind speed in the bedroom or study room is too high and the noise is too large

06/14/2020

The common oil shortage failures of scroll refrigeration compressors are here

The compressor has been short of oil for a long time-the mechanism and the friction pairs are overheated, resulting in bearing sintering and shaft holding. The compressor is short of oil for a short time-the mechanism and the friction pairs are abnorma器2䀀
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