Patent ID: 7746026
Filing Date: 2010-06-29
Classification: B60L,H01M,Y02E,Y02T

Abstract:
1. A method of controlling a state of charge of a vehicle battery, comprising the step of: receiving a request to enter an enhanced charging mode including a drive charging cycle of a battery onboard a vehicle performed during driving operation of the vehicle and a park charging cycle of the vehicle battery performed while the vehicle is operating but parked; notifying a driver that the vehicle is entering the enhanced charging mode; requesting a confirmation from the driver to enter the enhanced charging mode; increasing a target for the state of charge of the vehicle battery from a normal operating target of the vehicle battery to at least one enhanced mode target that is greater than the normal operating target and capable of reducing vehicle battery life; controlling the state of charge to the at least one enhanced mode target during the drive charging cycle; and controlling the state of charge to the at least one enhanced mode target during the park charging cycle.