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CONTROLLER AND METHOD OF CONTROL OF A HYBRID ELECTRIC VEHICLE

  • US 20130332015A1
  • Filed: 09/05/2011
  • Published: 12/12/2013
  • Est. Priority Date: 09/04/2010
  • Status: Active Grant
First Claim
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1. A controller for a hybrid electric vehicle having a plurality of actuators, at least one of the actuators being arranged to consume a fuel and at least one of the actuators comprising an electric machine operable to be powered by energy storage means;

  • the controller being operable to control the plurality of actuators to apply respective amounts of torque to a driveline of the vehicle according to one of a plurality of operational modes of the vehicle in dependence on a value of a first set of two or more operating parameters of the vehicle,the controller being arranged to select two or more of the operational modes in dependence on the first set of operating parameters, the modes being selected in dependence on a value of a cost functional, a first of the selected modes being the mode having the lowest cost functional according to a control optimisation methodology implemented by the controller;

    wherein the controller is arranged to control the vehicle to assume the first of the selected modes and in the event the first selected mode is unavailable the controller is arranged to control the vehicle to assume another of the selected modes.

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