CHINT Transformer JMB-100

12/23/2022

What is an Erbium Doped Fiber Amplifier?

The erbium optical fiber amplifier (EDFA) is an optical amplifier made of optical fiber doped with erbium.

01/15/2021

The working environment of the air conditioner and the refrigerator freezer is different

The working environment of the air conditioner and the refrigerator freezer is different, which causes inconsistency in the variety of refrigerant used, and also affects the structure of the compressor.

09/08/2020

Comparison of five common air compressor oil types

1. Group II/III air compressor oil Choose appropriate additive formulations such as antioxidants and rust inhibitors, which have certain anti-oxidation performance and high temperature stability, less sludge and carbon deposits

08/07/2020

Working principle of frequency converter

　Inverters can be divided into voltage type and current type inverters.<br></br> 　　 Voltage type is an inverter that converts the DC of a voltage source to AC. The filtering of the DC loop is a current type that converts the DC of the current source to AŒ

08/21/2020

Key points for safe operation of large-scale cold storage refrigeration operators

The main points of safe operation are as follows: 　　1, safe operation regulations 　　 Generally, there should be safety operating procedures for the machines and equipment of refrigeration installations, and refrigeration operators must strictly follow them to ensure safe production.

08/12/2020

Method for cleaning and protecting plates of plate heat exchanger

In addition to maintenance under special circumstances, the plate heat exchanger should also be regularly maintained. Due to the convenient disassembly and assembly of the plate heat exchanger and simple maintenance, special tools and equipment are genera¨ﰨ2䀀湠疨

09/08/2020

Introduction of micro heat regeneration adsorption dryer

The non-thermal regeneration suction dryer uses the compressed air pressure change, adsorption under high moisture pressure, and desorption under low moisture pressure to regenerate the adsorbent.

02/20/2023

The Structure, Characteristics, and Notices for Use of Butterfly Valve

Butterfly valve consists of valve case and valve body. This valve, which is characteristic of rotatable disc or double plate, can be used to cut off water. Its axis of rotation is perpendicular to the direction of water flow.

06/14/2020

Disassembly and maintenance of industrial screw refrigeration compressor

Disassembly and maintenance of industrial screw refrigeration compressor 1. Working principle, movement and movement characteristics of screw refrigeration compressor Screw refrigeration compression belongs to volumetric refrigeration compressor. It器2䀀
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06/29/2020

Suggestions for troubleshooting of compressor with liquid start