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CYLINDER ACTIVATION AND DEACTIVATION CONTROL SYSTEMS AND METHODS

  • US 20140053804A1
  • Filed: 03/13/2013
  • Published: 02/27/2014
  • Est. Priority Date: 08/24/2012
  • Status: Active Grant
First Claim
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1. A cylinder control system of a vehicle, comprising:

  • a ranking module that determines N ranking values for N predetermined cylinder activation/deactivation sequences of an engine, respectively,wherein N is an integer greater than or equal to two;

    a cylinder control module that;

    based on the N ranking values, selects one of the N predetermined cylinder activation/deactivation sequences as a desired cylinder activation/deactivation sequence for cylinders of the engine;

    activates opening of intake and exhaust valves of first ones of the cylinders that are to be activated based on the desired cylinder activation/deactivation sequence; and

    deactivates opening of intake and exhaust valves of second ones of the cylinders that are to be deactivated based on the desired cylinder activation/deactivation sequence; and

    a fuel control module that provides fuel to the first ones of the cylinders and that disables fueling to the second ones of the cylinders.

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