David V Goulette

US Patent:

20030150207, Aug 14, 2003

Filed:

Feb 13, 2002

Appl. No.:

10/075477

Inventors:

William LaBarge - Bay City MI, US
Joachim Kupe - Davisburg MI, US
David Goulette - Marine City MI, US
Mark Hemingway - Columbiaville MI, US
Eugene Ripley - Russiaville IN, US

International Classification:

F01N003/00

US Classification:

060/285000, 060/274000

Abstract:

A method for controlling exhaust gases produced by an internal combustion engine, a medium encoded with a machine-readable computer program code for controlling exhaust gases produced by an internal combustion engine and a system for controlling exhaust gases produced by an internal combustion engine is provided wherein the system includes a vehicle sensor and an engine control module and wherein the method includes obtaining a vehicle data signal responsive to the engine performance of the internal combustion engine, processing the vehicle data signal so as to formulate an engine operating parameter, wherein the engine operating parameter is responsive to the hydrocarbon content of the exhaust gases and controlling the fuel introduced into the internal combustion engine in a manner responsive to the engine operating parameter.