Dwyer Switch CXA-S1

07/27/2020

The working principle of screw unit and common failure analysis

1. Refrigeration cycle and pressure enthalpy diagram<br></br> 　　 The refrigeration cycle of a screw chiller can be represented by a pressure-enthalpy diagram. The main state points are shown in the diagram, which will be used in the following discussion.

09/05/2020

Ten points to judge the pros and cons of inverter products!

The technical grade of the frequency converter is gradually developed and formed. With the improvement of use requirements and the development of technology, the quality of the device, the expansion of functions, and the progress of automation technology, it will gradually advance.

08/24/2020

The new standard of hygiene in the air-conditioning industry is here! Daikin Air Conditioning takes the lead in participating in the formulation

With the development of the new crown pneumonia epidemic, consumers are paying more and more attention to air-conditioning products with one or more functions such as fresh air, antibacterial, sterilization, purification, and disinfection.

08/20/2020

Three key points of cold storage planning and construction

With the gradual development of the cold chain refrigeration industry and the improvement of economic living standards, the planning and construction of cold storage has become a top priority for the development of the current cold chain industry.

06/29/2020

Several causes of compressor burning

08/05/2020

Common oil shortage failures of scroll refrigeration compressors

Common oil shortage failures of scroll compressors<br></br> 　　 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

11/03/2021

Do You Really Understand Human Machine Interface (HMI) - HMI Q&A

Q1: Is HMI only used to connect to PLC? That’s not true. HMI products are originally produced to solve the problem of PLC human-computer interaction.

09/10/2020

How to identify the authenticity of imported air compressor accessories!

High-quality air compressor accessories are the basis for ensuring the normal operation of air compressor equipment. Due to the need for maintenance of air compressors and driven by benefits, a variety of imported engineering air compressors and air compressor accessories appear on the market, but the quality is uneven.

07/04/2020

Coronavirus’ business impact: Oil Free Compressor Market Size, Share – Global Industry Report, 2018 to 2028

COVID-19 (Coronavirus) has resulted in many advantages and disadvantages for companies in the Oil Free Compressor market. Research report of this Oil Free Compressor market is highlights key strategies that can help reduce the impact of COVID-19 on diverse business practices.

01/13/2021

The working principle of the refrigerator

First talk about what is called refrigeration. The word refrigeration   can only be said to be a technical term, strictly speaking   wrong, there is no scientist in that country in the world   can create "cold". We call the method of using  mechanical equ器2䀀
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