BRIDGE Welding Wire THS-309

07/07/2020

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

09/23/2020

Delta PLC's application in screw air compressor

1. Design intent　　 For cost reasons, the control systems used in the air compressor manufacturing industry for a long time have been controlled by single-chip microcomputers, and digital tubes indicate working status and indicate parameter values

08/24/2020

What to do if the compressor of screw chiller is damaged

The compressor is the core component of the chiller. Damage to the compressor is a very serious fault and needs to be dealt with in time, otherwise the chiller will not work.

08/04/2022

Differences Between Overflow Valve and Pressure Relief Valve

Overflow valve is to prevent system overload and ensure safety. The pressure relief valve reduces the system pressure on the premise that the system is not overloaded.

08/09/2020

How does the HVAC industry achieve energy conservation and environmental protection

The principles of HVAC development are summarized as: energy saving, environmental protection, sustainable development, ensuring the sanitation and safety of the built environment, adapting to the national energy structure adjustment strategy

03/27/2025

Cooling Fan Basics: Structure, Working Principle Diagram, Speed, Air Volume, Types

The cooling fan must be familiar to everyone. Computers, water dispensers, refrigerators, air conditioners, air purifiers, automobiles, etc.

07/16/2020

Common failures and maintenance of overload protectors for air-conditioning compressors

Overload protector of air conditioner compressor Installed between the active and passive sides of the power transmission, when an overload fault occurs (torque exceeds the set value), the torque limiter will separate, thereby effectively protecting the driving machinery and the load. Just like its name, the fundamental function of the overload protector is to protect the air-conditioning compressor.

11/04/2025

What brand of refrigerator compressor is the best? Ranking of eight refrigerator compressor brands

Do you know what is the most important part of the refrigerator? Of course, it is the compressor. The refrigerator can work normally because of it. It can be said that the compressor is the core component of the refrigerator.

06/30/2020

Common faults and causes of compressors

Common faults and causes of compressors Common compressor failures are as follows: 　　L. The compressor cannot start normally 　　 The power supply voltage is too low, the motor circuit is poorly connected, or the exhaust valve is leaking, resulting in too high pressure in the crankcase. The energy regulation mechanism has failed.

08/06/2020

Heat pump people you should know the principle of air energy heat pump

Heat pump people you should know the principle of air energy heat pump<br></br> The familiar "pump" is a mechanical device that can increase potential energy. For example, a water pump mainly pumps water from a low position to a high position.