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Methods and systems for driveline mode transitions

  • US 8,924,062 B2
  • Filed: 02/25/2013
  • Issued: 12/30/2014
  • Est. Priority Date: 05/04/2012
  • Status: Active Grant
First Claim
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1. A method for operating a driveline, comprising:

  • stopping rotation of an engine and providing regenerative braking via a driveline;

    transitioning from the regenerative braking to providing positive torque to the driveline;

    operating a driveline integrated starter/generator in a speed control mode during the transition; and

    increasing slip of a torque converter clutch during the transitioning from the regenerative braking to providing positive torque to the driveline.

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