Exhaust-gas-turbocharged applied-ignition internal combustion engine having at least two turbines, and method for operating an internal combustion engine of said type

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United States of America Patent

PATENT NO 9874161
SERIAL NO

14692103

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Abstract

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A method for operating a boosted internal combustion engine is provided. The engine includes a first cylinder in a first cylinder group and a second cylinder in a second cylinder group, each of the first and second cylinders having two activatable outlet openings adjoined by an exhaust line, one of the outlet openings of each of the first and second cylinders coupled to a first turbocharger including a first turbine and one of the outlet openings of each of the cylinders coupled to a second turbocharger including a second turbine, the method comprising: if engine load is less than a threshold load value implementing a first operating mode that includes deactivating the second cylinder, deactivating one of the activatable outlet openings in the first cylinder, and activating one of the activatable outlet opening in the first cylinder.

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Patent Owner(s)

Patent OwnerAddress
FORD GLOBAL TECHNOLOGIES LLC1 AMERICAN RD FL4 DEARBORN MI 48126-2701

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brinkmann, Franz J Huerth-Efferen, DE 20 109
Kemmerling, Joerg Monschau, DE 66 272
Kindl, Helmut Matthias Aachen, DE 57 269
Kraemer, Frank Neunkirchen-Seelscheid, DE 19 64
Smiljanovski, Vanco Bedburg, DE 66 282
Sommerhoff, Franz Arnd Aachen, DE 60 287
Weber, Carsten Leverkusen, DE 79 3365
Willems, Werner Aachen, DE 16 132

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