Control and diagnostics system and method for vehicles

  • US 7,778,746 B2
  • Filed: 03/18/2003
  • Issued: 08/17/2010
  • Est. Priority Date: 03/18/2002
  • Status: Active Grant
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First Claim
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1. A method of scheduling the charging of battery-powered vehicles in a fleet of vehicles, the method comprising:

  • obtaining battery related information, including depth of discharge, for a specific vehicle in said fleet using a controller;

    transmitting said battery related information from said specific vehicle to a base station;

    receiving said battery related information at said base station;

    storing said battery related information for said specific vehicle at said base station;

    determining a charge schedule for said specific vehicle from said stored battery related information at said base station, said specific vehicle being non-operational during charging; and

    transmitting said charge schedule from said base station to said specific vehicle controller;

    wherein determining said charge schedule is based at least in part on a length of time required to charge said specific vehicle relative to other vehicles in said fleet, wherein determining said charging schedule includes charging said specific vehicle earlier than other vehicles having less depth of discharge.

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