Increase aftertreatment temperature during light load operation

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United States of America Patent

PATENT NO 11692472
APP PUB NO 20230035148A1
SERIAL NO

17966620

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Abstract

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A method includes: determining that at least one cylinder of a first cylinder bank of an engine is active; determining that at least one cylinder of a second cylinder bank of the engine is inactive; receiving an inlet temperature of a selective catalytic reduction system; comparing the inlet temperature to a temperature setpoint; and adjusting at least one of a first exhaust manifold pressure setpoint for the first cylinder bank or a second exhaust manifold pressure setpoint for the second cylinder bank based on the comparison.

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Patent Owner(s)

Patent OwnerAddress
CUMMINS INCINDIANA USA INDIANA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anderson, Travis Alva Columbus, US 15 13
Bakthavatsalam, Pagalavan Mathari Columbus, US 8 12
Borisuk, Paul Daniel Nashville, US 16 41
Daramwar, Vaibhav Columbus, US 7 21
Subramanian, Rajkumar Columbus, US 10 67
Wills, Joan M Nashville, US 19 447

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