Block Transformer VB 2,8/1/18

07/30/2020

Case analysis of maintenance of central air-conditioning compressor

We all know that the compressor is the heart of the refrigeration system, and it can be said to be the lifeblood of the refrigeration system. The compressor often has various problems during long-term use.

09/06/2020

Application of Piston Rod Settlement Monitoring System in Reciprocating Compressor

1. Introduction A petrochemical plant imported a reciprocating compressor from abroad, the model is: B254-4118N3.3, 4 rows of symmetrical balanced type, the import and export parameters are: 135kPa (A)@14℃, 3.4MPa (A)@35℃, rotation speed: 425r/min, stroke: 240mm.

11/22/2021

Benefits of Rosemount Fieldbus Transmitter

It is reasonable to say that Rosemount fieldbus transmitter series can help customers reduce the overall cost of the system.

03/30/2022

How to Maintain Linear Guideway?

The linear guideway is a precision part, which has the advantages of high wear resistance, long service life, high speed and high acceleration, simple and convenient installation, high guidance accuracy, mute and energy saving.

09/11/2020

Development and Trend of my country's Frequency Converter Industry

With the rapid development of power electronics technology, computer technology and automatic control technology, electric drive technology is facing a historic revolution. AC drives have gradually become the mainstream of electric drives.

07/23/2020

FAQs about refrigeration compressors, do you know these?

Why control the impurity content and moisture content of the compressor and air conditioning system? Impurities entering the friction surface of the moving parts in the compressor pump body will cause abnormal scratches and wear. Impurities entering the solenoid valve, expansion valve, control valve, capillary tube and stop valve in the refrigerator system will block the valve hole or make the valve close tightly. And fail.

01/09/2021

Do you know what is a central dust removal system ？

How to create a cleaner environment more efficiently, along with people's awareness and awareness of cleanliness, also mentioned in front of people. Generally, various cleaning agents, cleaning tools and cleaning equipment in the traditional sense have va器2䀀
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06/29/2020

Compression ratio of American Copeland compressor

01/06/2021

Advanced frequency conversion technology of Mitsubishi Electric central air conditioner

Advanced frequency conversion technology of Mitsubishi Electric central air conditioner Advanced-frequency-conversion-technology-of-mitsubishi-electric-central-air-conditioner Since 1952, Mitsubishi Electric has entered the field of semiconductor rese器2䀀
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01/06/2025

What is the principle of the chiller shell and tube evaporator

The cold water shell and tube evaporator is made by expanding two-layer metal plates with high-pressure gas or by mechanical pressing. It can also be made of aluminum alloy die-casting.