Patent ID: 6687581
Filing Date: 2004-02-03
Classification: B60K,B60L,B60W,Y02T,Y10S

Abstract:
A control device for a hybrid vehicle which is propelled by either an internal combustion engine or an electric motor or both, and in which electrical power is transferred between the motor and a battery, comprising:a vehicle speed detection device which detects the speed of the vehicle; a drive/brake power command value setting device which sets a drive/brake power command value for the vehicle; an efficiency indication setting device which sets an efficiency indication which indicates the efficiency of utilization of fuel; and an operational point determination device which determines an operational point for the engine and the motor which makes the amount of charge into the battery smaller, the greater is the efficiency indication, based upon the vehicle speed which is detected by said vehicle speed detection device, the drive/brake power command value which is set by said drive/brake power command value setting device, and the efficiency indication which is set by said efficiency indication setting device.