ATMO America: EIA Urges Industry Engagement in U.S. Charge-Limit Standards for Hydrocarbons in ACs/Heat Pumps
Following UL and pending EPA approval of higher charge limits for hydrocarbon-based commercial cases, the EIA would like to see UL pass similar codes for ACs and heat pumps.
Switching to propane has reduced the CO2 emissions of Hoshizaki’s refrigerators and freezers by an average of 21% through improved energy efficiency and having an ultra-low GWP.
ATMO America: Tecumseh’s R290 Variable-Speed Compressor Meets Energy Star’s Emerging Technology Standard
The energy performance and low-GWP refrigerant of the VCT variable-speed compressor satisfy requirements for the Emerging Technology Award in the Adaptive Commercial Refrigeration Equipment category.
The 5mm Microgroove copper tubes require less material, giving lower system weight, while maintaining the same heating capacity.
Replace HFC with R290, then use electronic-controlled compressors, recommends German manufacturer.
ATMO America: Variable-Speed R290 Compressors Found to Boost Energy Efficiency and Food Preservation in Freezers
Embraco’s R290 variable-speed compressor has reduced freezer energy consumption in Hussmann freezers by up to 29% and temperature variation by up to 35%, compared to fixed-speed compressors.
The 120-door frozen section at Hannaford’s new store in Brunswick, Maine, consists entirely of propane-based self-contained cases linked to a glycol loop for heat removal.
The EPA will address the upcoming ‘Technology Transitions’ rule in the AIM Act and take questions in a special workshop
Numerous speakers will share insights on hydrocarbon HVAC&R trends and technologies at the in-person event in June near Washington, D.C.