AirTac Solenoid Valve 4A230-06

10/29/2025

How to Defrost a Heat Pump: A Comprehensive Guide

Heat pumps are an essential component of HVAC systems that provide both heating and cooling solutions for homes and commercial buildings. However, like any other mechanical device, they require maintenance and care to operate efficiently and effectively.

08/02/2020

The working principle of screw compressor and comparison of fully enclosed, semi-closed and open type

Compared with reciprocating piston refrigeration compressors, screw refrigeration compressors have a series of advantages such as high speed, light weight, small volume, small footprint and low exhaust pulsation.

06/14/2020

This is one machine with multiple libraries, do you understand?

This is one machine with multiple libraries, do you understand? The owner replaced a new air conditioner, the master installed it in less than half an hour, and the air conditioner was evacuated in 5 minutes. Is this newly installed air conditioner reall器2䀀
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08/12/2020

Central air conditioning chiller water system and ventilation system cleaning method

The central air-conditioning ventilation system mainly includes air ducts, fresh air ducts, central air-conditioning wind cabinets, air supply outlets, air-sealing outlets, air handling units, and fan coils.

08/20/2020

Aftertaste the college entrance examination how many points can you answer this set of cold storage test papers

This year's college entrance examination is over, Chinese, mathematics, science and comprehensive...These subjects rigorously and scientifically test the students' ability to take the test.

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.

08/18/2020

Causes and removal methods of scale formation in the condenser of the chiller

In industrial production, it is easy for the condenser pipes to form scale in the chillers used. If not treated in time, these scales will affect the heat exchange effect and cause the condensing temperature of the unit to increase

06/29/2020

How the compressor works

08/25/2020

The new era of dual-supply air-conditioning refrigeration, floor heating and heating trend has arrived

For heating equipment, many people will have doubts. The central air conditioner installed in the home already has heating function. Do you still need to install floor heating? Please, what is the age, are you still using air conditioning for heating?

12/23/2022

What is an Erbium Doped Fiber Amplifier?

The erbium optical fiber amplifier (EDFA) is an optical amplifier made of optical fiber doped with erbium.