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Title: Dual capillary tube / heat exchanger in combination with cycle priming for reducing charge migration

A refrigerator appliance including a multi-capacity compressor and a refrigerant circuit with two conduits and pressure reducing devices arranged in parallel between an evaporator and a condenser. Refrigerant can flow through one, both or none of the conduits and pressure reducing devices. The appliance also has a heat exchanger in contact with either one pressure reducing device, or one conduit between the pressure reducing device and the valve system. The appliance also includes a controller for priming the compressor above a nominal capacity for a predetermined or calculated duration at the beginning of an ON-cycle.
Inventors:
; ; ;
Issue Date:
OSTI Identifier:
1368208
Assignee:
Whirlpool Corporation DOEEE
Patent Number(s):
9,696,077
Application Number:
13/400,804
Contract Number:
EE0003910
Resource Relation:
Patent File Date: 2012 Feb 21
Research Org:
Whirlpool Corporation, Benton Harbor, MI (United States)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING

Works referenced in this record:

Refrigeration system
patent, January 2006

Refrigerator
patent-application, August 2008