Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 21, 2019
Patent Application Number
15926742
Date Filed
March 20, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
A vehicle air conditioning apparatus is provided that can extend the mileage of a vehicle by reducing the power consumed by the operation of a compressor and a heater. When a required quantity of heating Q_req is acquired, the minimum power sharing ratio between quantity of heat release Q_hpof a water-refrigerant heat exchanger 22 and quantity of heat release Q_htrof a water heater 32 is calculated, which allows the power consumption W_total to be minimized, and a compressor 21 and the water heater 32 are operated based on the result of the calculation.
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