In 2021, the Swiss manufacturer installed 10 new transcritical CO2 racks and its first two reversible CO2 chillers supplying both AC and heating for a Swiss mall.
ATS Japan is enjoying growing sales of its CO2 units, with production soon of two new models.
Biaggini’s system is one of the first of its kind to use CO2 as the refrigerant in dual-duty air conditioning/heating system, the company said.
The Lithuanian manufacturer, specializing in hydrocarbon and CO2 products, is putting the finishing touches on a 12,000m2 factory in Vievis.
Transcritical chiller offers payback on 47% premium in a few years, says Zero Zone paper that compares CO2, NH3 and R448A.
A study by the National Technical University of Athens shows a mean 23% COP improvement via subcooling with an ammonia absorption chiller.
New Grundfos units use temperature sensors to regulate water flow.
The next-generation Gravity range boasts improved efficiencies over earlier prototypes.
Italian contributions to the natural refrigerant industry include Epta’s FTE CO2 system and a strong expertise in R290 plug-in units.