Determination of diesel particulate filter load under both transient and steady state drive cycles

Methods for updating the PF soot load of an engine are provided herein. In one example, a soot storage estimate is based on processing operations that occur at different timings. The method can improve soot estimation during some conditions.

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Bibliographische Detailangaben
Hauptverfasser:	KRENZ EDWIN ALLEN, LYON PETER MITCHELL, VAN NIEUWSTADT MICHIEL J, CHAMARTHI GOPAL K, WASKIEWICZ DAVID CHESTER, GRESENS BRADLEY D, OPOLSKY NORMAN HIAM
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING 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 LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING STEAM ENGINES WEAPONS
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Beschreibung
Zusammenfassung:	Methods for updating the PF soot load of an engine are provided herein. In one example, a soot storage estimate is based on processing operations that occur at different timings. The method can improve soot estimation during some conditions.