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METHOD TO CONTROL VEHICULAR POWERTRAIN BY MONITORING MAP PREVIEW INFORMATION

  • US 20100030447A1
  • Filed: 08/01/2008
  • Published: 02/04/2010
  • Est. Priority Date: 08/01/2008
  • Status: Active Grant
First Claim
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1. Method of operating a vehicular powertrain including an internal combustion engine, comprising:

  • monitoring map preview information;

    determining a projected vehicle path based upon said map preview information;

    determining likely engine operation demands along said projected vehicle path, wherein said likely engine operation demands includes likely required engine speeds and likely required engine loads;

    determining selectable engine operating modes at each likely engine operation demand; and

    executing engine operation based upon said selectable engine operating modes.

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