Patents Assigned to Frank Transportation Technology, LLC
  • Fuel consumption control for charge depletion hybrid electric vehicles
    Patent number: 6116363
    Abstract: A charge depletion method and apparatus for operating the electric motor and auxiliary power unit, such as an internal combustion engine, in a hybrid electric vehicle (HEV) separately or together depending upon the driving conditions. Operation of the electric motor and auxiliary power unit are coordinated as a function of a control policy for the auxiliary power unit based on desired least fuel consumption and/or vehicle emissions characteristics.
    Type: Grant
    Filed: April 21, 1998
    Date of Patent: September 12, 2000
    Assignee: Frank Transportation Technology, LLC
    Inventor: Andrew A. Frank