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Cylinder and valve mode control for an engine with valves that may be deactivated

  • US 7,111,612 B2
  • Filed: 09/06/2005
  • Issued: 09/26/2006
  • Est. Priority Date: 03/19/2004
  • Status: Active Grant
First Claim
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1. A control method for selecting cylinder and valve actuation modes in an engine having at least a valve that may be deactivated, the method comprising:

  • generating a set of available cylinder and valve modes;

    removing cylinder and valve modes from said available set of cylinder and valve modes, based on a group of operating conditions;

    determining a cylinder and a valve mode, from remaining active cylinder and valve modes, based on a second group of operating conditions.

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