NEC IC Integrated Circuit D78F0361

09/08/2020

What is the main purpose of the inverter Which projects are generally used for

Inverter is a device that converts industrial frequency power (50Hz or 60Hz) into AC power of various frequencies to realize variable-speed operation of the motor. The control circuit completes the control of the main circuit, the rectifier circuit converts alternating current into direct current,

08/16/2020

How to correctly remove ammonia refrigerant during refrigeration machine maintenance

In the process of maintenance of the refrigerator, if there is a fault in the system components from the compressor exhaust shut-off valve to the accumulator outlet valve, it needs to be disassembled and repaired.

08/24/2020

Is it normal to see smoke from the outdoor unit during air conditioning heating in winter

Is it normal to see smoke from the outdoor unit during air conditioning heating in winter

08/08/2020

Types and differences of various refrigerants

Types and differences of various refrigerants 1. R22 is widely used in my country. Some experts believe that if R123 can finally be lifted, then the day when R22 is lifted will not be far away.

09/10/2020

The latest overview of wind power blade industry

Because the technical threshold of the blade manufacturing industry is not high, most latecomers buy licenses from abroad and can form production capacity within half a year. In order to seize market share, these companies can only rely on price wars to compete viciously.

02/07/2022

Why Refrigeration Compressor not Work but Operate Normally

In some cases, you would find that the compressor motor starts and runs normally, but it cannot compress the refrigerant.

06/14/2020

Air Conditioning Preventive Maintenance [Checklist]

Perhaps the most important piece of equipment in your Phoenix home is your air conditioner. Your air conditioning system helps to keep your home at the perfect temperature so your family has the level of comfort that they deserve. Because you rely on your器2䀀
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03/25/2024

What Parts Does the Servo System Consist of? (Basic Components, Working Principle, Application)

A servo system refers to a system that can perform desired movements according to external instructions, achieving automatic control of output quantities including position, direction, status, etc.

07/24/2020

Comparison of working principle of single screw and twin screw refrigeration compressors

Twin-screw refrigeration compressor is an energy-adjustable oil-injected compressor. Its three continuous processes of inhalation, compression and exhaust are realized by periodic volume changes when a pair of intermeshing female and male rotors rotate.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms