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Feed Forward Control for Electric Variable Valve Operation

  • US 20120031357A1
  • Filed: 08/06/2010
  • Published: 02/09/2012
  • Est. Priority Date: 08/06/2010
  • Status: Active Grant
First Claim
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1. A method for controlling an electric motor for positioning a valve adjustment mechanism to vary cylinder valve operation comprising:

  • adjusting a torque output of the electric motor to counteract an anticipated periodic torque disturbance applied to the valve adjustment mechanism from a valvetrain source to position the valve adjustment mechanism at a desired position.

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