Contractor Climate Pros, which this month has been installing a transcritical CO2 system for a Mariano’s supermarket in the Chicago area, is eager to start using copper-iron piping from Mueller Industries for its transcritical installations, said Richard Adkins, vice-president of sales for Climate Pros.
Source Refrigeration & HVAC, a major U.S. contractor based in Anaheim, California, is in the process of installing a subcritical CO2 refrigeration system at its headquarters’ training centre to serve as a technician-training tool.
Food Lion, a division of Ahold Delhaize, has found its first transcritical CO2 installation to be “very successful from a refrigeration standpoint,” though the chain is still evaluating the year-old system’s energy performance, said Wayne Rosa, energy & maintenance manager, Food Lion (Delhaize America Shared Services).
This December, Hannaford Supermarkets, a division of Ahold Delhaize, will begin installing a transcritical CO2 refrigeration system in an existing store in Raymond, New Hampshire, its first such retrofit project and one of only a few in the United States.
Market opportunities for CO2 transcritical refrigeration systems are improving in France, driven by increased demand from supermarket giants like Carrefour, Picard and Intermarche. R744.com reports from Paris Retail Week.
Korean poultry processing company SHINWOO FS is harnessing natural refrigerants CO2 and ammonia to help slash carbon dioxide emissions with a new heat recovery solution. Built by Dürr thermea, the system takes back heat from the ammonia cooling machine and thereby successfully links heating and cooling processes.
At the Food Marketing Institute’s Energy & Store Development Conference in New Orleans on Sunday, Danfoss introduced an ejector for transcritical CO2 booster systems to the North American food retail market.
HVAC&R giant Carrier has developed a new CO2 product designed to cool high-density data centres. The ‘Data CO2MPLETE’ optimised rack cooling solution will help increase uptake of natural refrigerants for this application.
US retailer Piggly Wiggly has recorded energy savings averaging 28.5% over a seven-month period in a Georgia store, thanks mainly to its ammonia/CO2 refrigeration system.