Patent ID: 6515448
Filing Date: 2003-02-04
Classification: B60H,B60K,B60L,B60W,H02J,Y02T,Y10S

Abstract:
An air conditioner for a hybrid vehicle, the hybrid vehicle having an engine for running the vehicle, an electrical motor generator for running the vehicle and for generating electrical power, and a battery for supplying electrical power to the electrical motor generator, the air conditioner comprising:an air conditioning unit, to which electrical power is supplied from the battery, for performing air-conditioning operation in a passenger compartment of the vehicle; and a control unit for controlling operation of the air conditioning unit, wherein: the control unit controls operation of the engine according to a vehicle running condition; when a residual charging degree of the battery becomes equal to or lower than a target degree, the electrical motor generator is driven by the engine to charge the battery; and the target degree is set by the control unit to be higher while the engine operates, than the target degree while the engine stops.