Plug-in hybrid EVAP valve management to reduce valve cycling

A control module for an engine of a vehicle includes a mode determination module that determines whether the vehicle is in a fuel-saving mode based on an acceleration of the vehicle. A diurnal control valve (DCV) control module selectively closes a DCV a predetermined time after at least one of dete...

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Bibliographic Details
Main Authors MCCARTHY TIMOTHY E, LU JUN, STEC JONATHAN J, WHITE VINCENT A, WANG ZHONG, MAXEY MILES K, WANG LAN, SPOHN BRIAN, VAN GILDER JOHN F
Format Patent
LanguageEnglish
Published 21.05.2013
Subjects
BLASTING
CALCULATING
COMBUSTION ENGINES
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
PHYSICS
SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF
WEAPONS
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Summary:A control module for an engine of a vehicle includes a mode determination module that determines whether the vehicle is in a fuel-saving mode based on an acceleration of the vehicle. A diurnal control valve (DCV) control module selectively closes a DCV a predetermined time after at least one of determining that the vehicle is in the fuel-saving mode and determining that the engine is stopped.
Bibliography:Application Number: US20090361109