Hitachi Compressor ASH250DG-C8DU

09/11/2020

Discussion on the Key Technology of DC Inverter Air Conditioner Control

Inverter air conditioners have become a hot spot for the development of air-conditioning companies because of their energy-saving, comfortable, and high-energy-efficiency advantages and conform to the national policy of "energy saving and emission reduction".

06/14/2020

Screw compressor working principle and structure analysis

1. Features of screw compressor The screw-type refrigeration compressor has a simple structure and a small number of parts.

06/30/2020

Correct handling method of single compressor

Correct handling method of single compressor The handling of a single compressor is very particular and has strict requirements, that is to say, it is not how you want to move it.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/19/2020

Application of large temperature difference cooling water system in industrial cooling system

In the industrial cooling system, in order to meet the process requirements, small flow materials need to be cooled with a large temperature difference (for example, a certain juice beverage needs to cool the material from 30°C to 5°C

08/13/2020

Maintenance method of chiller cooling tower equipment

We understand that domestic cooling water towers are structures used for cooling water in power plants, and the general height is determined by the size of the power plant units.

08/20/2020

Common auxiliary accessories and refrigeration methods for industrial chillers

Commonly used auxiliary accessories for chillers include water flow switch, pressure controller, pressure difference controller, temperature controller and solenoid valve, as well as a brief introduction of three cooling methods,

08/02/2020

Analysis of common problems of slow cooling and heating speed of air conditioning

Recently, many people have asked why the cold storage project has a rapid constant temperature after a power failure. This problem is believed to occur when many users use the cold storage.

09/16/2020

Transformation project of frequency converter to air compressor

1. Brief description of working principle of air compressor: 　　 The working principle is that a pair of male and female rotors (or screws) that are toothed parallel to each other rotate in the cylinder, so that the air between the rotor teeth continuously produces periodic volume changes, and the air is transported from the suction side along the rotor axis.

08/16/2020

Precautions for the construction and use of fresh-keeping cold storage

In recent years, a variety of fresh-keeping cold storage has emerged in the market in an endless stream, blooming everywhere, providing great convenience for people’s lives, but also promoting the rapid development of the cold storage logistics industry,