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Charging control system, charging control method, and recording medium

  • US 9,248,752 B2
  • Filed: 02/13/2012
  • Issued: 02/02/2016
  • Est. Priority Date: 03/04/2011
  • Status: Active Grant
First Claim
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1. A charging control system that controls charging of a plurality of vehicles that run on electric power, the charging control system comprising:

  • an assignment unit that, based on a predetermined index, assigns to said plurality of vehicles an order of priority relating to charging;

    a receiving unit that receives electric power demands that are requested from an electric power supply side; and

    a control unit that selects from among said plurality of vehicles, in higher orders according to order of said order of priority, charging-object vehicles in which an ON/OFF setting for ON/OFF of said charging is to be set to ON and sets the ON/OFF setting of said charging-object vehicles to ON,wherein said control unit changes a number of said charging-object vehicles according to changes of said electric power demands over time,wherein said assignment unit uses, as said predetermined index, an index that is based on at least one of a charging amount of said vehicles, a charging rate of said vehicles, a permissible range of charging amount of said vehicles, a permissible range of charging rate of said vehicles, a desired charging amount that is necessary for said vehicles, a desired charging speed that is necessary for said vehicles, a permissible charging speed of said vehicles, a time interval required for said desired charging amount in said vehicles, and a time interval in which charging of said vehicles is possible, andwherein said assignment unit uses, as said predetermined index, an index that is based on a value that is calculated by a formula;

    (said desired charging amount, said desired charging rate, or said time interval required for said desired charging)/(said time interval in which said charging is possible).

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