The application of cascade carbon dioxide and ammonia (cascade CO2/NH3) refrigerating systems has been gaining popularity in North America for the past number of years. But to correctly answer the question, “Should I choose CO2 for my refrigeration system?”, one must first identify the objectives for the refrigeration plant.
Household refrigerators are essential for keeping food cool and safe. However, these appliances use a lot of energy, and generate emissions that negatively impact the environment. New technology funded by the Energy Department has led to a major breakthrough in refrigeration systems that could yield big energy savings for consumers and greatly reduce carbon pollution.
Effective September 15th, 2014, all refrigeration products will be required to meet higher energy standards. Aga Marvel is the first manufacturer of undercounter refrigeration to declare plans to address the changing demands with a complete product line of ENERGY STAR compliant undercounter products.
Embraco, world leader in the market for hermetic refrigeration compressors, has launched the FFU160HAX – 2 in 1 solution from its line of compressors for light commercial refrigeration.
Arizona-based Sprouts Farmers Market is entering the Southeast in a big way. With one of its first stores in the metro-Atlanta area, the healthy grocery store chain is bringing one of the first CO2-based, HFC-free supermarket refrigeration systems to a warm-weather market in North America.
With improvements in IT equipment design, recent analysis suggests the operating range may have shifted a few degrees higher, which is deserving of an update to our original paper.