Danfoss Compressor SM147A3AP

05/30/2025

Air Curtain 101: Working Principle, Types, Function, Application and Selection

Air curtain, also called air door curtain, air door, is mainly installed at the entrances and exits of public places with air-conditioning environments.

08/18/2020

How to replace the lubricating oil and filter drier of the chiller

After the chiller is used for a long time, the lubricating oil will inevitably be contaminated or acidified. Therefore, we must pay attention to the change of oil quality during the operation of the unit.

11/23/2022

How to Fix an Air Conditioner Fan Motor?

The air conditioner is composed of heat and cold sources, wind system, water system, air conditioning treatment equipment, and devices for controlling and regulating air conditioning.

07/28/2020

FAQs on refrigeration compressors, do you know these?

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

06/29/2020

Compression ratio of American Copeland compressor

09/09/2025

Functions and Types of Condensers in Refrigeration System

Condenser, a component of the refrigeration system, is a type of heat exchanger that can convert gas or vapor into liquid, and transfer the heat in the tube to the surrounding air in a very fast speed.

07/20/2020

Causes and solutions of air conditioning not heating

The air conditioner has the functions of cooling and heating. Heating in winter and cooling in summer. Life is called a comfortable one. However, why is the air conditioner not heating? In the cold winter, the air conditioner is turned on for heating, but the cold wind blows out, which makes people tremble more.

08/17/2020

What are the protection devices of industrial chillers

Due to the particularity of its own equipment and the complexity of the use environment, industrial chillers must be equipped with some protective devices to protect themselves when producing industrial chillers,

07/19/2020

Energy-saving techniques for refrigerator systems

Energy-saving techniques for refrigeration systems: Energy adjustment enables the cooling capacity of the compressor to change with changes in thermal load, which is one of the important contents of automatic refrigeration energy-saving control. Different refrigeration compressors or refrigeration units have different emphasis on energy-saving operation and energy regulation.

08/20/2020

Precautions when the FRP cooling tower is assembled and ready for operation

When the FRP cooling tower is assembled and ready for normal operation, the following necessary inspections should be done first: