The PERSEO line of air-source herat pumps, with a COP of 3.5 in cooling mode and 4.0 in heating mode, is viable in colder regions, Tecnofreddo says.
A thought leader Q&A with Professor Toby Peters from the University of Birmingham.
Dutch start-up SoundEnergy uses thermoacoustics to change waste or solar heat into cooling, without refrigerants or vapor compression.
Japanese OEM Nihon Netsugen Systems spoke about CO2 projects in beer, margarine and ice industries in Japan at FOOMA Japan 2019.
The awards recognize excellence in advancing natural refrigerant technologies; nominations close on September 16, 2019.