EAO Switch 14-131.012

06/29/2020

What is the cause of compressor pipeline vibration

08/16/2020

How to improve the service life of the regulating valve

The control valve is not like a manual valve. After it is installed, it is rarely managed and maintained. It must be maintained frequently to ensure normal operation and long service life. Below we introduce eight ways to extend the service life of the control valve.

06/14/2020

Use and maintenance of screw refrigeration compressor

Use and maintenance of screw refrigeration compressor 1. Introduction of screw compressor structure Screw refrigeration compressors are positive displacement compressors, which compress the gas by the change of volume. Screw refrigeration compress器2䀀
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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)

06/14/2020

Comparison of working principle of single screw and twin screw refrigeration compressors

Comparison of working principle of single screw and twin screw refrigeration compressors 1. Twin screw compressor 　　 Twin-screw refrigeration compressor is an energy-adjustable oil-injected compressor. Its three consecutive processes of suction, c器2䀀
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07/05/2020

Air Compressor Market Outlook: World Approaching Demand & Growth Prospect During 2020-2026, Despite COVID-19 Chaos

DataIntelo report titled Global Portable Oil Free Air Compressor Market provides detailed information and overview about the key influential factors required to make well informed business decision. This is a latest report, covering the current COVID-19 impact on the market. The pandemic of Coronavirus (COVID-19) has affected every aspect of life globally.

07/18/2020

Fault analysis and treatment of excessive oil consumption of the refrigeration compressor of piston chiller

Commonly used chillers are divided into piston type, screw type, centrifugal type, and vortex type chiller according to the type of refrigeration compressor used. Their evaporators and condensers generally use shell and tube heat exchangers, the throttling device uses thermal expansion valves, the refrigerant is freon

06/04/2025

Appraisal and Test Method for Water Volume of FRP Cooling Tower

To control water resources, save scarce resources, and achieve full utilization of resources, FRP cooling towers have been widely used. It has corrosion resistance, high strength, light weight,

09/02/2020

Basic theoretical knowledge points of air compressor air

1. What is the definition of the standard state of air? Answer: The definition of the standard state is: when the air suction pressure is 0.1MPa and the temperature is 15.6℃ (the domestic industry defines it as 0℃), the air state is called the standard state of air.

08/03/2020

The temperature of the water-cooled condenser is abnormally high What caused it!

What is mentioned here is a water-cooled condenser, which is mainly used in water-cooled chillers.