Refrigeration system
AssigneeUniversity of Maryland
InventorsReinhard Radermacher, Dongsoo Jung
Life of this patent
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Abstract
A dual evaporator refrigeration system cooling separate compartments at different temperatures employs specific combinations of environmentally safe refrigerants as working fluids. Each of the working fluids is a binary or ternary combination which yields enhanced efficiency in the dual evaporator system.
Claims4
In a refrigeration system comprising two evaporators, a heat exchanger, a compressor and a condenser all in fluid communication through which a working fluid is circulated, the improvement being wherein said working fluid consists essentially of a mixture of environmentally safe working fluids, said mixture being selected from the group consisting of propane/R141b, propane/R123, R32/R152a/R141b, R32/R152a/R123, R32/R134a/R141b and R32/R134a/R123.
Dependencies are inferred from the claim text.