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CATALYST TEMPERATURE CONTROL SYSTEMS AND METHODS FOR HYBRID VEHICLES

  • US 20110047981A1
  • Filed: 09/01/2009
  • Published: 03/03/2011
  • Est. Priority Date: 09/01/2009
  • Status: Active Grant
First Claim
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1. A catalyst temperature control system comprising:

  • a vehicle start anticipation module that determines whether a vehicle start is anticipated based on at least one of a plurality of vehicle conditions before an ignition switch is turned on; and

    an electrically heated catalyst (EHC) control module that activates an EHC based on the determination.

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