Danfoss Compressor SH161A3ACN

07/05/2020

Why is frost formed between the electronic expansion valve and the compressor

Why is frost formed between the electronic expansion valve and the compressor? A customer asked: The compressor is suddenly not cooling, and the electronic expansion valve is frosted to the compressor. Is there any relationship between the two before?

08/01/2020

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 need to install floor heating?

09/07/2020

Why is air humid after compression

We all know the importance of compressed air drying. This is a critical step in the compressed air process. If you skip this step, it may cause a large amount of water to accumulate in your system. So why does compressed air get wet?

06/14/2020

Copeland compressors in the United States (notes)

Copeland compressors in the United States (notes) Heat pump type-excess liquid return test

07/07/2020

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

07/26/2020

Repair method of screw refrigeration compressor wear

The application of screw refrigeration compressors is becoming more and more common, and some of them have entered a period of frequent failures. When the abrasion of the female and male rotors, body, and exhaust end seat of the refrigeration compressor reaches above 0.65rnm, vibration will occur when the refrigeration compressor is running, the sound is abnormal, the cooling capacity is reduced, and the compressor cannot work normally.

08/14/2020

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 outlets, air-sealing outlets, air handling units, and fan coils.

08/16/2020

What are the tasks that water-cooled chillers need to perform regularly

When using a water-cooled chiller, due to environmental or water quality issues, which will affect the normal operation of the equipment, it is necessary to perform some work on the water-cooled chiller regularly to maintain a stable working state and reduce the occurrence of failures.

06/14/2020

The difference between air compressor and refrigeration compressor

The air compressor is the same as the refrigeration compressor in that it is the same compressor, the difference is that its working principle and working medium are different.

08/31/2020

Facing the current dilemma in the air compressor industry, how to break through

2019 is different from any previous year. In 2019, as the President of the United States raised aloft; Make the United States great again; the flag, the trade sanctions against China are also increasing, making our future full of uncertainty.