System and method for controlling valve timing of an engine with cylinder deactivation

Various systems and methods are disclosed for carrying out combustion in a fuel-cut operation in some or all of the engine cylinders of a vehicle. Further, various subsystems are considered, such as fuel vapor purging, air-fuel ratio control, engine torque control, catalyst design, and exhaust syste...

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Bibliographische Detailangaben
Hauptverfasser: Surnilla, Gopichandra, Goralski, Jr, Christian T, Smith, Stephen B
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Various systems and methods are disclosed for carrying out combustion in a fuel-cut operation in some or all of the engine cylinders of a vehicle. Further, various subsystems are considered, such as fuel vapor purging, air-fuel ratio control, engine torque control, catalyst design, and exhaust system design.