초록 ▼

Several control methods are presented for application in a hybrid electric vehicle powertrain including in various embodiments an engine, a motor/generator, a transmission coupled at an input thereof to receive torque from the engine and the motor generator coupled to augment torque provided by the

Several control methods are presented for application in a hybrid electric vehicle powertrain including in various embodiments an engine, a motor/generator, a transmission coupled at an input thereof to receive torque from the engine and the motor generator coupled to augment torque provided by the engine, an energy storage device coupled to receive energy from and provide energy to the motor/generator, an engine controller (EEC) coupled to control the engine, a transmission controller (TCM) coupled to control the transmission and a vehicle system controller (VSC) adapted to control the powertrain.

대표청구항 ▼

[I claim:] [1.]providing an accelerator position signal to said VSC;in said VSC, calculating a first desired electric machine torque to reflect a driver-commanded boost or regenerative torque, said first desired electric machine torque being a function of said accelerator position signal;controlling

[I claim:] [1.]providing an accelerator position signal to said VSC;in said VSC, calculating a first desired electric machine torque to reflect a driver-commanded boost or regenerative torque, said first desired electric machine torque being a function of said accelerator position signal;controlling output torque of said engine at least partly as a function of said accelerator position signal;in said VSC, calculating a second desired electric machine torque to reflect a battery-charge-maintenance torque; andcontrolling said electric machine in view of said first desired electric machine torque and said second desired electric machine torque.