Method and apparatus for adapting engine operation in a...

Interrelated power delivery controls – including engine control – Plural engines – Electric engine

Reexamination Certificate

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Reexamination Certificate

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08070647

ABSTRACT:
A powertrain includes an engine coupled to an input member of a hybrid transmission. The hybrid transmission is operative to transfer power between an input member and a plurality of torque machines and an output member. A method for controlling the powertrain includes, monitoring operation of the hybrid transmission, determining motor torque offsets for the torque machines, transforming the motor torque offsets for the torque machines to an input torque offset and an output torque offset of the hybrid transmission, and adjusting operation of the engine based upon the input torque offset and the output torque offset of the hybrid transmission.

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