What are the manifestations of insufficient refrigerant?The tracheal valve was dry, and there was no obvious cool feeling to the touch. The reason is that insufficient refrigerant causes the boiling end point in the evaporator to advance, so that the refrigerant superheat of the valve increases, and

1. Price TrendAccording to the bulk data monitoring of the business community, as of February 18, the average price of refrigerant R22 was 17,333.33 yuan/ton, an increase of 166 yuan/ton from the price at the beginning of the week of 17,166.67 yuan/ton, and an increase of 0.97% within the week

"Beijing Winter Olympics ice venues adopted energy-saving refrigeration systems and environmentally friendly refrigerants, which actively promoted the sustainable development strategy of the International Olympic Committee. Among them, the use of carbon dioxide refrigeration systems was the first to...

On the day of the beginning of spring, the Beijing Winter Olympics officially kicked off.With the concept of "green Olympics", the Beijing Winter Olympics built or renovated 7 ice venues with a total of 9 ice surfaces. Among them, 5 ice surfaces use carbon dioxide (R744) transcritical direct refrigerant...

From February 7th to February 11th, the refrigerant market increased within a narrow range. The price of trichloroethylene, tetrachloroethylene and methylene chloride at the refrigerant raw material end pushed up, and the cost side has a strong supporting effect.