Patents Examined by Hieu T Vu
  • Fuel injection control method for a direct injection gaseous-fuelled internal combustion engine
    Patent number: 8028676
    Abstract: The method comprises receiving from the vehicle controller, values associated with the engine speed and of another parameter indicative of the engine operating conditions, such as the total fuelling amount, and controlling the fuel injection parameters according to the engine state, which, for example, can include a normal operation mode, a filter regeneration mode, an engine protection mode, high or low transient load modes, and operating at different altitudes, through algorithms implemented in an electronic controller.
    Type: Grant
    Filed: October 18, 2010
    Date of Patent: October 4, 2011
    Assignee: Westport Power Inc.
    Inventors: Richard Ancimer, Olivier P. M. Lebastard, Jeffrey J. Thompson, Greg A. Batenburg, Stewart Whitfield