SIEMENS Relay 3RF2120-2AA04

08/07/2020

Why are small computer rooms also using precision air conditioners for computer rooms

In recent years, there has been a trend of rapid growth in field computer rooms, network management centers, mobile base stations, and small computer rooms.

09/07/2023

Variable Speed HVAC: Everything You Need to Know

Heating, ventilation, and air conditioning (HVAC) systems play a crucial role in ensuring comfort and air quality in homes and commercial buildings. In recent years, there has been a growing interest in variable speed HVAC systems due to their energy efficiency and improved comfort levels.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/13/2020

Symptoms and causes of car air conditioner compressor not working and blower not working

Fault description When the air-conditioning refrigeration switch is turned on, the compressor does not turn, but after turning on the blower switch, the blower can run<

06/14/2020

Common failure phenomena of air-conditioning compressor

If your home's air conditioner is not cooling, it is likely that the compressor has malfunctioned. Why do you say this? Since the compressor is different from non-moving parts such as condensers and evaporators, it needs to run at high speed during system器2䀀
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09/15/2020

Dewatering device in Fusheng air compressor

During the compression work, part of the lubricating oil must be mixed into the compressed air, which will cause some failures in the pneumatic circuit, damage the pneumatic components, reduce the service life of the components, reduce the production efficiency, and even cause accidents.

08/15/2020

Energy saving ways and methods for cold storage

1. Optimize energy saving from a design perspective 　　 (1) Reasonably determine the control temperature of the design cold storage, and reduce the temperature difference between the return air.

09/05/2020

What is the effect of excessively high intake air temperature or low intake air pressure on the operation of the filter

1. Among the five filtration mechanisms of fiber filtration, only Brownian diffusion is positively affected by the increase in temperature. The increase in temperature increases the diffusion speed of particles and makes the filtration efficiency develop in the direction of improvement,

09/06/2020

Discussion on air filtration detection technology

With the increase of smog in the north, filtration and purification industries such as air purification and fresh air have ushered in a new spring, which also detonated the entire filter industry.

06/25/2020

Introduction of working principle and application of centrifugal refrigeration compressor for air conditioning

The principle of the air-conditioning compressor is to maintain the circulation of the refrigerant in the refrigeration system by means of external force. The air-conditioning compressor sucks in low-temperature, low-pressure refrigerant vapor from the evaporator.