Danfoss Compressor SM090A3VW

05/26/2025

Mitsubishi Heavy Industries-Haier AC Error Codes

When there is a problem with your Mitsubishi Heavy Industries-Haier air conditioning, you need to know the meaning of the fault code displayed on the thermostat and how to troubleshoot it.

07/14/2020

Dutch company develops high-tech air-conditioning equipment: it can be cooled without electric energy

Dutch company develops high-tech air-conditioning equipment: it can be cooled without electric energy US media said that according to the International Energy Agency, by 2050, nearly 6 billion air conditioners will consume 37% of the world's electricity.

09/03/2020

How much do you know about the precautions of the operation control system of the air separation plant

The air separation unit adopts cryogenic technology, which uses the different boiling points of oxygen and nitrogen gas at the same pressure to achieve gas separation and extract oxygen,

07/07/2020

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

06/23/2020

How to add air conditioning refrigerant

Turn off the power supply of the air conditioner first; if all the light leaks, then you must evacuate before adding it; find the thick tube under the outdoor unit and add fluorine from here; you need to install the pressure gauge when adding fluorine Generally, it can be stopped at about 5 pressures; the temperature needs to be turned to the lowest when turning on the machine, and observe for about half an hour.

06/29/2020

Analysis of the cause of excessive suction temperature of compressor

Analysis of the cause of excessive suction temperature of compressor The high suction temperature is mainly due to the increase of superheat of suction. Note that high suction temperature does not mean high suction pressure, because the suction is superheated steam. Under normal circumstances, the compressor cylinder head should be half cold and half hot. If the suction temperature is too high, the cylinder head will all heat up.

06/14/2020

Piston refrigeration compressor classification

Piston refrigeration compressor classification? According to the refrigerant used, piston refrigeration compressors are divided into ammonia compressors and freon compressors. Ammonia compressors are mostly used as hosts in large and medium-sized refrige器2䀀
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08/19/2020

Talking about the purchasing skills of cross-flow closed cooling tower

When purchasing a cross-flow closed cooling tower, the cooling tower must be accurately selected. After calculating the required cooling water volume, cooling capacity, power and other parameters

08/16/2020

Precautions for use and installation of industrial chillers and refrigerators

1. Installation method 　　 (1) The industrial chiller should be installed directly on the horizontal surface, please do not install it upside down, diagonally or vertically.

04/05/2024

Analysis and Solutions to AC Servo Motor Vibration Faults

AC servo motors are used in closed environments and are usually not easily damaged. But if the AC servo motor has vibration failure, what is the reason?