Patent ID: 6225784
Filing Date: 2001-05-01
Classification: B60K,B60L,B60W,G01R,H01M,H02J,Y02E,Y02T,Y10S

Abstract:
A battery control apparatus for a hybrid vehicle with a combustion engine for outputting driving force, an electric motor for generating a force for assisting the output from the engine, and a power storage unit for supplying power to the motor and for storing energy regenerated by the motor acting as a generator when the assisting force is not required, said battery control apparatus comprising:a remaining battery charge calculator for calculating remaining battery charge;a battery temperature measuring device for measuring the temperature of the battery;a charging permitting device for permitting charging when the remaining battery charge, which was calculated by the remaining battery charge calculator, is equal to or below a predetermined value; anda charging/discharging controller for setting the predetermined value, based on the temperature of the battery measured by the battery temperature measuring device.