The Kirby Program enables apprentices to demonstrate they are qualified to work with natural refrigerants.
The major Australian supermarket chains have focused on transitioning to new refrigeration technology and have preferred to refurbish stores directly with new transcritical CO2 (R744) racks, rather than perform retrofits and prolong the life of existing assets with HFO blends. This assessment comes from “Cold Hard Facts 2021,” a review of the refrigeration and air-conditioning…
Adelaide contractor Jonathen Hindry attributes the growth to increased environmental awareness and high rate of solar PV systems in homes, which can be utilized to run the heat pumps.
The supermarket chain collaborated with suppliers and contractors to upskill its project team.
The patented R744 Eco2Dairy system has been developed by Auckland-based Cold Energy Technology and includes heat recovery.
HFO-1234ze, marketed as a replacement refrigerant for HFCs, could produce significant amounts of an HFC with a GWP of more than 12,000, the study says.
RAC equipment owners do not understand the value of routine maintenance in reducing operating costs and avoiding breakdowns, says Australian study.
Two Panasonic 10HP (7.5kW) transcritical CO2 condensing units were installed at an Ambey’s Big Apple supermarket in Sydney.
Frascold parallel compressors, heat reclaim, hot-gas defrost and solar panels cut electrical costs of cold-storage facility.