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Refrigerator with variable capacity compressor and cycle priming action through capacity control and associated methods

United States Patent

March 15, 2016
View the Complete Patent at the US Patent & Trademark Office
A refrigerator appliance (and associated method) that includes a condenser, evaporator and a multi-capacity compressor. The appliance also includes a pressure reducing device arranged within an evaporator-condenser refrigerant circuit, and a valve system for directing or restricting refrigerant flow through the device. The appliance further includes a controller for operating the compressor upon the initiation of a compressor ON-cycle at a priming capacity above a nominal capacity for a predetermined or calculated duration.
Gomes; Alberto Regio (St. Joseph, MI), Litch; Andrew D. (St. Joseph, MI), Wu; Guolian (St. Joseph, MI)
Whirlpool Corporation (Benton Harbor, MI)
13/ 400,876
February 21, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT This invention was made with government support under Award No. DE-EE0003910, awarded by the U.S. Department of Energy. The government has certain rights in the invention.