Thomas Vacuum Pump 270082

08/17/2020

Analysis of 4 major reasons for the high energy consumption of building HVAC systems

1. Analysis of the high energy consumption of the building HVAC system 　　 The reasons for the high energy consumption of building HVAC systems are mainly reflected in the following aspects:

12/03/2021

Use of Differential Pressure Transmitter and Common Troubleshooting

Differential pressure transmitter is a kind of pressure measuring instrument widely used in all kinds of chemical industry.

07/12/2020

Danfoss compressor selection

Danfoss Compressor is an important product of the Danfoss Industrial Group. It has three factories in Germany, Slovenia and Mexico. It produces small refrigerator compressors for household refrigerators, commercial freezers and air conditioners. The power range is from /OHP-HP, using R12 and R22. , R502, R134a, R404A, R600a and other refrigerants.

07/09/2025

How Do You Know If Your Refrigerator Compressor is Bad?

The compressor is the heart and core component of the refrigerator. If the compressor doesn't work, the entire refrigerator won't function.

09/07/2020

What happens if the air compressor uses three filters and one oil for an extended period of time

The "three filters and one oil" of the air compressor have a specified service life, which is generally replaced after 2000 hours of use. If you continue to use it beyond the service life, it will bring a lot of harm to the normal operation of the air compressor

09/01/2020

Comprehensive analysis of the exhaust inertia of screw compressor

With the deepening of the degree of social and economic subdivision, twin screw compressors, as an important source of power equipment, are increasingly used in various production fields, so their operating status will directly affect the production and operation of gas-consuming enterprises .

08/14/2020

The reason why the fan of air-cooled chiller does not run

In many areas where water sources are lacking, or air-cooled chillers for cooling and cooling of supporting machinery and equipment, after several years of use, such and other small failures may occur.

08/14/2020

What are the noteworthy issues in central air conditioning design

1. Variable air volume ratio 　　 The air-conditioning system runs under partial load conditions most of the year, that is to say, the fans, ducts and air volume of the end of the variable air volume system are mostly between the maximum and minimum air volume limits.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/15/2022

What is DC Motor and How Does It Work?

A DC motor (direct current motor) refers to a rotating electrical machine that can convert direct current electrical energy into mechanical energy (DC motor) or convert mechanical energy into direct current electrical energy (DC generator).