METHOD AND DEVICE FOR OPERATING A DRIVE UNIT, DRIVE UNIT, MOTOR VEHICLE

A method for operating a drive apparatus, having a reciprocating-piston engine and an exhaust-gas-driven turbocharger, of a motor vehicle, the reciprocating-piston engine being operated in a four-stroke mode during on-load operation; and the exhaust-gas-driven turbocharger having an electrical machi...

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Bibliographic Details
Main Authors NAU, Michael, BAEUERLE, Michael
Format Patent
LanguageEnglish
French
German
Published 02.05.2018
Subjects
BLASTING
COMBUSTION ENGINES
COMBUSTION ENGINES IN GENERAL
CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
ENGINE PLANTS IN GENERAL
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
INTERNAL-COMBUSTION PISTON ENGINES
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
STEAM ENGINES
WEAPONS
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Summary:A method for operating a drive apparatus, having a reciprocating-piston engine and an exhaust-gas-driven turbocharger, of a motor vehicle, the reciprocating-piston engine being operated in a four-stroke mode during on-load operation; and the exhaust-gas-driven turbocharger having an electrical machine, in particular a media gap machine, that is operated in generator mode during overrun operation of the reciprocating-piston engine. During overrun operation, the reciprocating-piston engine is operated in a two-stroke mode.
Bibliography:Application Number: EP20160724012