MAC Solenoid Valve 44B-ABA-GDFA-1KT

08/03/2020

New type of solar equipment can be heated and cooled

A recent study by Chinese and American scientists published in the American "Joule" magazine shows that they have developed a new type of equipment that can use the principle of radiant cooling while heating by solar energy. Installing such equipment on the roof helps to save energy.

04/29/2024

Difference between Servo Drive and Stepper Driver

This article mainly introduces stepper motor drivers and servo motor drives, and focuses on a detailed comparison between them.

08/03/2020

How to solve the continuous cooling of high-density computer rooms?

Faced with the development trend of high-density computer rooms, the configuration of continuous refrigeration facilities to maintain equipment operation during power outages and chiller restarts and protect equipment safety is an important issue that must be considered by the construction party and design unit. At present, all parties are actively exploring And implementation.

09/08/2020

How to choose an air compressor for nitrogen generator

The compressed air source required by the nitrogen equipment of the nitrogen production mechanism must be a dry, oil-free and clean compressed air source that requires a pressure above 0.6Mpa and below 0.8Mpa.

08/12/2020

Prevention of failure of stainless steel heat exchanger

Stainless steel heat exchangers are widely used in petroleum, chemical and other industries. There are several common failures:

08/08/2020

How much electricity does a 1.5-hp air conditioner need to work for 10 hours a night

How much electricity does a 1.5-hp air conditioner need to work for 10 hours a night When the indoor temperature reaches the preset temperature, as long as the outdoor compressor and electric fan stop running, the indoor cabinet electric fan will continue–ﰨ2䀀

06/14/2020

How to choose refrigeration oil for refrigeration compressor and unit

How to choose refrigeration oil for refrigeration compressor and unit The lubricating oil of the refrigerator is different from other mechanical equipment. Due to the different use occasions and refrigerants, the choice of lubricating oil for the refrige器2䀀
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07/07/2020

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

05/06/2022

10 Matters When Installing Water Solenoid Valve?

Solenoid valve is one of the commonly used valves in automatic control system. It is favored by users because of its low price, simple use, convenience and reliability.

06/14/2020

How much future does using water as refrigerant

How much future does using water as refrigerant Refrigeration technology is always developing in the direction of high efficiency and environmental protection, but is it very futuristic to use water as a refrigerant?