An emission control system for an engine

An emission control system for a motor vehicle is disclosed in which an engine management system 16 operates two cylinders 10a, 10b rich of a stoichiometric ratio and two cylinders 10c, 10d lean of a stoichiometric ratio during the warm-up period of the engine 10. This provides excess fuel and air e...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JOHN CHRISTOPHER RUDDY, JAKE DOUGLAS MCNAIR WALKER
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBUSTION ENGINES CONTROLLING COMBUSTION ENGINES ENGINE PLANTS IN GENERAL GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING STEAM ENGINES WEAPONS
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