Control system for engine

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10598121
APP PUB NO 20190032593A1
SERIAL NO

16023165

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A control system for an engine is provided, which includes an engine body formed with a cylinder, a NOx catalyst, an oxidation catalyst, a PM filter, a fuel injector configured to perform a main injection and a post injection, and a controller configured to execute a DeNOx control in which the fuel injector is controlled to perform the main and post injections so that an air-fuel ratio of exhaust gas is brought close to the stoichiometric air-fuel ratio or becomes rich and fuel supplied into the cylinder by the post injection combusts therein, and a filter regenerating control in which the fuel injector is controlled to perform the main and post injections so that the air-fuel ratio becomes lean and the fuel supplied into the cylinder by the post injection causes no combustion therein, the controller executing the DeNOx control and the filter regenerating control consecutively in this order.

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Patent Owner(s)

Patent OwnerAddress
MAZDA MOTOR CORPORATION3-1 SHINCHI FUCHU-CHO AKI-GUN HIROSHIMA 730-8670

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanno, Masanobu Hiroshima, JP 12 5
Nishimura, Hiroyuki Higashihiroshima, JP 125 1179
Tomita, Yoshiaki Hiroshima, JP 9 31

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