Danfoss Compressor SM120W4CR

07/15/2020

About the built-in pressure relief valve (IPR valve) of Copeland compressors

About the built-in pressure relief valve (IPR valve) of Copeland compressors Among the built-in protection devices of Copeland compressors ZB15-ZB48, ZF06-ZF25, there is a small pressure protection device called built-in pressure relief valve (IPR valve). Below we briefly talk about the work of the built-in pressure relief valve.

09/08/2020

What requirements does the system need to meet after the air compressor frequency conversion transformation

The application optimization analysis of the frequency conversion energy-saving transformation of the frequency conversion air compressor, the energy-saving transformation design requires the problems existing in the original working conditions and the production process requirements.

07/23/2021

How to Maintain Your Screw Air Compressor?

The screw air compressor adopts a single power connection and compressed air connection, and a built-in cooling system, which greatly simplifies the installation process.

08/14/2020

Two or three things about quick-freezing, come and see!

1. What is a quick freezing warehouse<br></br> 　　Quick-freezing cold storage refers to a method in which food quickly passes through its largest ice crystal formation area and freezes quickly when the average temperature reaches -18°C.

09/08/2020

Energy-saving air compressors are facing huge market opportunities

High energy consumption and high pollution in industrial production have become a serious problem in industrial upgrading. Under the development concept of innovation, coordination, greenness, openness, and sharing, green manufacturing has become a common practice.

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

09/23/2020

Application of DCS system in anti-surge control system of air separation compressor

Keywords: DCS system, air separation compressor, anti-surge control system Preface 　　 The 6000m3/h air separation plant of Xilin Iron and Steel Company was completed in May 2001 by Hangzhou Oxygen Concentrator Group Company. The factory design was designed by Beijing Iron and Steel Design Institute. It was successfully put into operation on September 2, 2001, and it took more than half a year to run. It shows that the unit is operating stably, and all indicators have reached or exceeded the design value. The entire control system uses Honeywell’s TDC3000 and two GUS stations.

08/14/2020

Three commonly used monitoring indicators for refrigeration compressor lubricants

The lubricating oil used in the compressor is very critical, and the detection of lubricating oil and its replacement cycle are also closely related to the process control in the production process.

04/29/2022

What is A Contactor?

Contactors are divided into AC contactors (voltage AC) and DC contactors (voltage DC). They are used in power, power distribution and electric field combination.

08/21/2020

Thermal expansion valve adjustment skills and maintenance operation methods

1. Adjustment skills and taboos of thermal expansion valve 　　 In order for the thermal expansion valve to perform the automatic adjustment function under one of the working conditions,