skip to main content
OSTI.GOV title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Heat pump having improved defrost system

Patent ·
OSTI ID:321174

A heat pump system includes, in an operable relationship for transferring heat between an exterior atmosphere and an interior atmosphere via a fluid refrigerant: a compressor; an interior heat exchanger; an exterior heat exchanger; an accumulator; and means for heating the accumulator in order to defrost the exterior heat exchanger. 2 figs.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC05-84OR21400; AC05-96OR22464
Assignee:
Lockheed Martin Energy Research Corp., Oak Ridge, TN (United States)
Patent Number(s):
US 5,845,502/A/
Application Number:
PAN: 8-681,148
OSTI ID:
321174
Resource Relation:
Other Information: PBD: 8 Dec 1998
Country of Publication:
United States
Language:
English