×

System and method of controlling exhaust gas recirculation

  • US 6,286,489 B1
  • Filed: 04/17/2000
  • Issued: 09/11/2001
  • Est. Priority Date: 12/11/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for controlling an exhaust gas recirculation system in an internal combustion engine having a plurality of combustion chambers being connectable to an exhaust system and an inlet system, at least one recirculation combustion chamber being connectable to the inlet system;

  • said method comprising the steps;

    determining an operating condition of said engine;

    determining a total mass of fuel required for said operating condition;

    distributing said total mass of fuel to said plurality of combustion chambers in non-equal proportions according to said operating condition, said recirculation combustion chamber receiving a larger proportion of said total mass of fuel where said engine operating in a predetermined upper range, said recirculation combustion chamber receiving an equal proportion of said total mass of fuel where said engine operating in a predetermined middle range, said recirculation combustion chamber receiving a smaller proportion of said total mass where said engine operating in a predetermined lower range.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×