System and method for reducing particulate matter produced by an engine

A method for reducing particulate matter emitted by an engine is disclosed. In one example, the start of fuel injection timing is adjusted in response to a change in engine operating conditions. In particular, start of injection timing may be advanced and then retarded to promote fuel vaporization.

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Bibliographic Details
Main Authors KRENGEL ERIC, PETERS MARK W
Format Patent
LanguageEnglish
Published 27.08.2013
Subjects
BLASTING
CALCULATING
COMBUSTION ENGINES
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
IGNITION, OTHER THAN COMPRESSION IGNITION, FORINTERNAL-COMBUSTION ENGINES
LIGHTING
MECHANICAL ENGINEERING
PHYSICS
TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
WEAPONS
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Summary:A method for reducing particulate matter emitted by an engine is disclosed. In one example, the start of fuel injection timing is adjusted in response to a change in engine operating conditions. In particular, start of injection timing may be advanced and then retarded to promote fuel vaporization.
Bibliography:Application Number: US20090633342