Copeland Compressor ASE20C4E-CAA-901

08/03/2020

The difference between refrigerant R404A and R507

Refrigerant is also called refrigeration working fluid, which is the blood of refrigeration system. It is called refrigerant, refrigerant or Freon in many places.

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

09/06/2020

Application of Frequency Conversion in Oilfield Development and Energy Saving

The application of frequency conversion energy saving in the crude oil extraction industry is mainly manifested in various pumps. In order to ensure the reliability of production, all kinds of production machinery have a certain margin when they are designed and equipped with power drives.

09/10/2020

Knowledge of air compressor oil lubrication

Knowledge of air compressor oil lubrication What is the lubrication principle of air compressor oil? The lubrication principle of air compressor oil is to reduce friction. The so-called friction means that when two relatively moving surfaces undergo relative displacement under the action of external force, there is a relative contact surface called friction surface.

07/01/2022

Types of Check Valve

Depending on the design of the check valve, they will operate slightly differently. The most common check valve is a spring loaded in-line check valve, however, we will discuss multiple types below.

05/20/2025

6 Ways to Quiet Your Noisy Refrigerator Compressor

A noisy refrigerator compressor can be a source of irritation for homeowners, especially if the appliance is located in a common area of the home.

07/24/2020

Central air conditioning water system cleaning method, process and case

When the central air-conditioning circulating water system runs for a long time, some salt deposits, corrosive debris, and biological sludge are often produced in the system. These substances will affect the heat transfer

08/13/2020

Some common ways to reduce noise in cooling towers

Taking a circular countercurrent cooling tower as an example, the basic principle of its operation is: dry and low enthalpy air enters the cooling tower from the lower part of the cooling tower;

09/09/2020

Overview of sensors for air compressors

A sensor (transducer/sensor) is a detection device that can feel the information to be measured, and can transform the sensed information into electrical signals or other required forms of information output according to a certain rule, so as to meet the needs of information transmission, Processing, storage, display, recording and control requirements.

09/22/2025

Basics of Encoder and Orthogonal Coding

Encoder is a kind of electromechanical equipment, which can be used to measure the movement of machinery or the target position of machinery.