RICH BURN INTERNAL COMBUSTION ENGINE CATALYST CONTROL

PROBLEM TO BE SOLVED: To provide a catalyst system that may include a catalyst and a first sensor that detects contents of gases entering the catalyst and reports the contents of the gases entering the catalyst to an emissions control module.SOLUTION: A second sensor 271 and a third sensor 272 may d...

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Bibliographische Detailangaben
Hauptverfasser: WENTZ JARED J, ZENG PIN, RYAN MICHAEL RUDNITZKI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a catalyst system that may include a catalyst and a first sensor that detects contents of gases entering the catalyst and reports the contents of the gases entering the catalyst to an emissions control module.SOLUTION: A second sensor 271 and a third sensor 272 may detect contents of gases exiting the catalyst 220 and report the contents of the gases exiting the catalyst to the emissions control module 230. The emissions control module may determine an air-fuel ratio based on the contents of gases entering the catalyst 251, 252 and the contents of gases exiting the catalyst. The emissions control module may instruct an air-fuel regulator 241, 242 to operate an engine by using the air-fuel ratio.