×

CYLINDER CONTROL SYSTEMS AND METHODS FOR DISCOURAGING RESONANT FREQUENCY OPERATION

  • US 20140207359A1
  • Filed: 03/13/2013
  • Published: 07/24/2014
  • Est. Priority Date: 01/22/2013
  • Status: Active Grant
First Claim
Patent Images

1. A cylinder control system of a vehicle, comprising:

  • a command generator module that generates a first command value and that one of activates and deactivates intake and exhaust valves of a first cylinder of an engine based on the first command value;

    a compensation module that generates a compensation value for a second cylinder of the engine based on a response of a model to the first command value; and

    a fraction module that determines a target value based on a torque request, the target value corresponding to a fraction of a total number of cylinders of the engine to be activated,wherein the command generator module further;

    generates a second command value based on the compensation value and a difference between the target value and the first command value; and

    one of activates and deactivates intake and exhaust valves of the second cylinder based on the second command value.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×