Dual Combustion Mode Engine

Power plants – Internal combustion engine with treatment or handling of... – Having auxiliary device mechanically driven by exhaust gas

Reexamination Certificate

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Details

C060S278000, C060S285000, C060S286000, C123S295000, C123S435000, C123S443000

Reexamination Certificate

active

11276210

ABSTRACT:
An internal combustion engine is disclosed in which at least one cylinder is adapted to run in homogeneous-charge compression-ignition (HCCI) combustion mode and at least one cylinder is adapted to run in spark-ignition (SI) combustion mode with the HCCI cylinder having a compression ratio at least 2 ratios higher than the SI cylinder. The intakes and exhausts of the HCCI and SI cylinders are separated with a throttle valve disposed in each intake and exhaust aftertreatment devices tailored to each combustion mode disposed in the exhausts.

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patent: 2004/0182359 (2004-09-01), Stewart et al.
patent: 2003314295 (2003-11-01), None
patent: WO 2005/047684 (2005-05-01), None

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