The awards, honoring excellence in the implementation of natural refrigerant-based systems, were presented during a ceremony on June 12 at the ATMOsphere America Summit.
The world-renowned professor, researcher and entrepreneur pioneered advances in CO2 and ammonia that have transformed the HVAC&R industry.
The small-capacity prototype has the same efficiency as a comparable R448A unit.
Test shows that enhanced R744 technology can compete with traditional single-temperature R404A container up to 50°C.
Professor Pega Hrnjak highlighted cost effectiveness and availability of components as key challenges for the CO2 industry during GL2020.
Refrigeration legend Pega Hrnjak of the University of Illinois at Urbana-Champaign talks about the state of the natural refrigerants industry and some of his latest projects.
