MAC Solenoid Valve 45A-AA1-DFEA-1BA

07/07/2020

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

08/02/2020

New refrigerant R450A is used for performance study of ejector refrigeration cycle

The new refrigerant R450A is a substitute for R134a, which is environmentally friendly and reliable. There are still few studies on it.

08/26/2020

Types of refrigerants and leak detection methods

Refrigerants are also called refrigeration working fluids, commonly known as refrigerants in some areas in the south. It is a working substance that continuously circulates in the refrigeration system and achieves refrigeration through its own state changŸ

08/14/2020

Factors affecting the boiling heat transfer of refrigerant liquid

In the evaporator, the heat of the cooled medium is transferred to the refrigerant through the heat transfer wall, so that the liquid refrigerant absorbs heat and vaporizes.

06/14/2020

The Secret of Counterfeit Refrigeration Compressor watermark

The Secret of Counterfeit Refrigeration Compressor Mass consumer goods, especially branded products, once counterfeit, copycats, etc., there will be a large number of media and professional counterfeit ears to remind consumers. However

08/30/2020

Why does the special air compressor for laser cutting suddenly become popular

Since the beginning of this year, as long as everyone pays a little attention, you will find that at least a dozen companies have launched special air compressors for laser cutting. Why did everyone launch such a product together? Don't worry, let's talk slowly!

11/15/2023

Computer Fan Basics: Size, Bearing, Connector, Frame

A passive heatsink does not make noise, and the quiet effect is naturally superior to all active heatsinks, but it will have a large gap with the latter in terms of heat dissipation.

08/16/2020

What are the effects of excessively high temperature when exhausting industrial chillers How to solve

The exhaust temperature of the compressor in an industrial chiller determines whether the equipment can operate stably and efficiently. The compressor is prone to excessive exhaust temperature.

08/23/2022

What is a Pneumatic Actuator?

The pneumatic actuator, or the pneumatic control valve actuator, is a device that uses air pressure to drive the opening and closing or regulate the valve.

06/14/2020

Heating principle

Heating principle