Emerson Nidec Frequency Converter VFD SP2201

08/11/2020

Why is the duct air conditioner not a central air conditioner

Many people think that the air duct machine is also a central air conditioner. Strictly speaking, this understanding is actually wrong. Ducting machine is the abbreviation of concealed air conditioner. It can also be called air-conditioning ducting machine or ducted air-conditioning.

07/26/2020

Precautions for using R410A refrigerant in air conditioner

The types of refrigerating machine oil (lubricating oil) are roughly divided into mineral oil and synthetic oil according to the use of refrigerant. The lubricating oil of R22 refrigerant currently used is basically mineral oil. R410A refrigerant uses synthetic oil.

06/14/2020

Leading refrigeration compressor manufacturer company operating worldwide

Leading refrigeration compressor manufacturer company operating worldwide Emerson GMCC Huayi Compressor Yellowstone Dongbei Randa

09/20/2020

Rolling bearing technology

Rolling bearing technology Rolling bearing temperature 　<br></br>　 The main factors of bearing operating temperature:

07/27/2022

Working Principle of a Vane Pump

During a rotation cycle, the volume between adjacent vanes changes because of the rotor’s eccentric mounting position.

06/29/2020

How the compressor works

08/03/2020

The air conditioner only cares about food and clothing, and floor heating can enjoy life

With the improvement of living standards, people are no longer satisfied with "warmth", but also want "comfort" and high-quality life.

01/29/2025

FANUC spindle drive repair fault treatment

FANUC spindle drive maintenance problems mainly appear as stalls, abnormal speeds, motor oscillations, jitter during processing, and main circuit overcurrent alarms. Compared with AC FANUC spindle drive maintenance problems, the primary manifestations are motor overvoltage, fuse blown, etc.

07/02/2020

Baifuma Compressor How to define the stability of the compressor

Baifuma Compressor How to define the stability of the compressor Baifuma compressors have many characteristics, such as pressure ratio, efficiency, mass flow and additional energy. Another important feature is stability. Many people will ignore the stability of the compressor, which is a very bad thing.

01/05/2021

Refrigerant, compressor, expansion valve (flow control device), evaporator, condenser, pipes and tubes.

Refrigerant, compressor, expansion valve (flow control device), evaporator, condenser, pipes and tubes. Skematic of Compression Refrigeration System