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SYSTEM AND METHOD FOR CONTROLLING ENGINE TORQUE

  • US 20110118955A1
  • Filed: 11/19/2009
  • Published: 05/19/2011
  • Est. Priority Date: 11/19/2009
  • Status: Active Grant
First Claim
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1. An engine control system for a vehicle, comprising:

  • a power request determination module that determines a power request for an engine based on input from a driver of the vehicle and a speed of the vehicle;

    a desired speed determination module that determines a desired speed of the engine based on a speed of a turbine in a torque converter, a state of a clutch in the torque converter, and one of the power request, a first amount of clutch slip, and a second amount of clutch slip; and

    a torque control module that determines a desired engine torque based on the desired engine speed and the power request, and that controls torque output of the engine based on the desired engine torque.

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