US Patent:
20070089719, Apr 26, 2007
Inventors:
Raymond Raffesberger - Carlsbad CA, US
International Classification:
F02D 41/14
F01N 3/00
G01N 33/497
US Classification:
123674000, 060276000, 073023320
Abstract:
A method and system is disclosed which relates to controlling a stationary gaseous-fueled internal combustion engine. The method may include measuring an air to fuel ratio of the engine, calculating a difference between the measured air to fuel ratio and a desired air to fuel ratio for the engine, and automatically controlling an air to fuel mixture supplied to the engine in accordance with the calculated difference to enable the engine to run at substantially the desired air to fuel ratio.