Controller and control method for a hybrid electric vehicle...

Details Controller and control method for a hybrid electric vehicle... Controller and control method for a hybrid electric vehicle...

2007-05-01

2007-05-01

Vanaman, Frank (Department: 3618)

Motor vehicles

Power

Electric

C903S945000

Reexamination Certificate

active

11293750

ABSTRACT:
A parallel hybrid electric vehicle powertrain and control method wherein an internal combustion engine and an electric motor system define a split power operating mode, a generator drive mode and a parallel power mode. Provision is made, when the motor is inoperable, for preventing discharge of a battery in the electric motor system when the battery state-of-charge is low and for delivering power from the battery when the battery state-of-charge is greater than a predetermined value.

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