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ELECTRIC VEHICLE TRACTION CONTROL SYSTEM AND METHOD

  • US 20150005988A1
  • Filed: 12/06/2012
  • Published: 01/01/2015
  • Est. Priority Date: 12/09/2011
  • Status: Active Grant
First Claim
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1. A system for controlling and maintaining optimum traction between wheels of a vehicle and a surface on which said vehicle is driven, wherein said vehicle is equipped with at least one drive wheel electrically powered to drive said vehicle, said system comprising:

  • (a) electric drive means designed to translate torque through said drive wheel to drive said vehicle on said surface;

    (b) vehicle operator input means actuatable to input a desired vehicle speed into said system;

    (c) processor means for receiving the desired vehicle speed and automatically determining a maximum electric current to be supplied to said electric drive means to translate the torque required to drive the vehicle at the desired speed and optimum traction to said drive wheel; and

    (d) controller means for automatically controlling, in response to said processor means maximum electric current determination, a supply of electric current to said electric drive means corresponding to said maximum electric current and maintaining said supply of electric current to drive said vehicle at said desired speed and optimum traction until said vehicle operator input means is actuated to input a different desired speed into said system.

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