HEAT PUMP APPARATUS AND OPERATION METHOD FOR HEAT PUMP APPARATUS
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United States of America Patent
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app pub date -
Jun 17, 2015
filing date -
Feb 4, 2010
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Abstract
This description relates to a heat pump and a method of using the heat pump. The heat pump includes a hydraulic compressor that compresses a heat medium, an oil separation and recovery device that separates oil from the heat medium discharged from the compressor and returns the separated oil to the compressor, a condenser that liquefies the heat medium compressed in the compressor, a decompression device that decompresses the heat medium liquefied in the condenser, and an evaporator that causes the heat medium to absorb heat. An intake temperature control, unit capable of controlling the temperature of the heat medium taken into the compressor is on the intake side of the compressor.
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