CARBON DIOXIDE BASED AUXILIARY COOLING SYSTEM

摘要

CARBON DIOXIDE BASED AUXILIARY COOLING SYSTEM The present application provides a cascade refrigeration system. The cascade refrigeration system may include a first side cycle, a second side cycle with a second side cycle carbon dioxide refrigerant, and an auxiliary cooling system to cool the second side cycle carbon dioxide refrigerant in the event of a power outage. The auxiliary cooling system may include an auxiliary carbon dioxide refrigerant. M'P/PO00812AU