Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 15, 2022
Patent Application Number
16334628
Date Filed
September 7, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
A heating temperature is appropriately estimated according to an operation mode to achieve comfortable vehicle interior air conditioning. A vehicular air conditioning device 1 includes a compressor 2, an air flow passage 3, a radiator 4 for heating air to be supplied to a vehicle interior, a heat absorber 9 for cooling the air to be supplied to the vehicle interior, and a heat pump controller. The heat pump controller calculates a heating temperature TH being the temperature of air on a leeward side of the radiator and use the heating temperature in control, and calculates the heating temperature TH using an estimation formula which differs depending on the operation mode.
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