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DUCTED COMBUSTION SYSTEMS UTILIZING DUCT-EXIT TABS

United States Patent Application

20170089310
A1
View the Complete Application at the US Patent & Trademark Office
A ducted combustion system is disclosed. The ducted combustion system includes a combustion chamber bound by a flame deck surface of a cylinder head of an internal combustion engine and by a piston top surface of a piston disposed within the internal combustion engine. The system includes a fuel injector including one or more orifices, the one or more orifices injecting fuel into the combustion chamber as at least one fuel jet. The system includes at least one duct disposed within the combustion chamber between the flame deck surface and the piston top surface, the at least one duct including one or more structural tabs proximate to an outlet of the at least one duct and being disposed such that the at least one fuel jet, at least partially, enters one of the at least one duct upon being injected into the combustion chamber.
Svensson, Kenth (Peoria, IL)
Caterpillar Inc. (Peoria IL)
15/ 373,055
December 8, 2016
STATEMENT OF GOVERNMENT INTEREST [0002] This invention was made under a CRADA/PTS (CRADA No. SC16/01875.00.00 and PTS No. 1875.01.00) between Caterpillar, Inc. and Sandia National Laboratories, operating for the United States Department of Energy. The Government has certain rights in this invention.