Method and system for reducing the possibility of vehicle heat exchanger freezing
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United States of America Patent
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Jan 29, 2019
Grant Date -
Aug 20, 2015
app pub date -
Feb 20, 2014
filing date -
Feb 20, 2014
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Abstract
Methods and systems for reducing the possibility of heat pump evaporator fin freezing are described. Evaporator fin temperature is compared to a threshold temperature that varies with vehicle operating conditions. Actions to mitigate evaporator fin freezing may be taken if evaporator fin temperature is less than the threshold temperature.
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