NACHI Fujikoshi Solenoid Valve SA-G03-C8-N-D1-J21

07/18/2020

The common fault analysis of refrigeration compressors is here!

Working condition and adjustment of refrigeration system of low temperature chiller Refrigerators are now widely used in the refrigeration industry, and the refrigerant is usually R22 (also R404a). In order to facilitate operation and maintenance and reduce the installation location, the refrigeration compressor, oil separator, water-cooled shell and tube condenser, filter drier

08/14/2020

Maintenance method of ultra-low temperature chiller refrigeration system

An ultra-low temperature chiller refers to a refrigeration unit whose chilled water temperature reaches below minus 35°C. The unit adopts two-stage compression refrigeration.

08/19/2020

How to operate cold storage to save electricity

How can the cost of cold storage operation be reduced is a point of concern for many people. The operation cost of cold storage is mainly composed of electricity, maintenance, management fees and other miscellaneous items. Today, let's talk about how cold storage can save electricity.

10/22/2025

What Type of Compressor is Used in Domestic Refrigerators

We all know that in addition to electricity, refrigerators rely on compressors to maintain normal operation. The compressor is like the heart of the refrigerator.

03/13/2021

Working mode of servo driver

The working modes of servo driver are: open loop mode, voltage mode, current mode (torque mode), IR compensation mode, Hall speed mode, encoder speed mode, tachometer mode, and analog position loop mode (ANP mode). (not all of the above modes exist in all models of drives)

06/29/2020

Compression ratio of American Copeland compressor

08/10/2020

How to adjust the hydraulic balance of air conditioning system

In air conditioning water systems, hydraulic imbalance is the most common problem. Due to the hydraulic imbalance, the system flow distribution is unreasonable and the heat is unreasonable, which causes a waste of energy, or to solve this problem,

08/09/2020

Common oil shortage failures of scroll refrigeration compressors

The compressor is short of oil for a long time-the mechanism and the friction pairs are overheated, causing the bearings to sinter and hold the shaft.

07/27/2020

Most high and low temperature test chambers choose Taikang compressors

The refrigeration compressor of the high and low temperature test chamber adopts the original French Tecumseh compressor. Its working principle is to suck in low temperature and low pressure refrigerant gas from the suction pipe, drive the piston to compress it through the operation of the motor

09/10/2020

The management method of the air compressor room of the Red Fifth Ring

1. Choose a wide and well-lit place to facilitate the space and lighting required for the operation, maintenance and repair of the air compressor.