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CHARGE CONTROLLER AND NAVIGATION DEVICE FOR PLUG-IN VEHICLE

  • US 20110202221A1
  • Filed: 02/11/2011
  • Published: 08/18/2011
  • Est. Priority Date: 02/15/2010
  • Status: Active Grant
First Claim
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1. A charge controller for charging a battery of a plug-in vehicle with a plurality of electric power sources including a solar photovoltaic generation system, the controller comprising:

  • a driving route estimation element for estimating a next optimum driving route based on information, which an user input;

    an estimated electric power consumption amount calculator for calculating an estimated electric power consumption amount, which is necessary to travel the next optimum driving route;

    a weather information obtaining element for obtaining weather information until a next driving time;

    a sunshine information obtaining element for obtaining sunshine information until the next driving time;

    a solar photovoltaic generation electric power amount calculator for calculating a solar photovoltaic generation electric power amount until a next driving time based on the weather information and the sunshine information;

    an electric power shortage amount calculator for calculating an electric power shortage amount when the solar photovoltaic generation electric power amount is smaller than the estimated electric power consumption amount;

    a charge schedule preparation element for preparing a charge schedule, which represents a first charge time for charging the battery with the solar photovoltaic generation system and a second charge time for charging the battery by the electric power shortage amount with another electric power source; and

    a charge control element for controlling to charge the battery according to the charge schedule.

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