Method and apparatus for a hybrid electric drive train vehicle control unit (VCU) system

摘要

A Vehicle Control Unit (VCU) apparatus for controlling the elements of a Hybrid Electric Drive Powered Vehicle is disclosed, wherein the elements comprise a hydrocarbon fuel powered engine, an electric battery system, one or more electric motors for use as both generator and drive power motors, and wherein the VCU controls the power used by each of these elements to minimize an amount of hydrocarbon fuel used while the vehicle is being driven, while also maintaining an acceptable battery state of charge and providing vehicle drive power to the electric motors as needed.