Patent ID: 9587606
Date: 2017-03-07
CPC Classifications: F02M

Claim:
1. A ducted combustion system, comprising: a combustion chamber defined as an enclosure bound at a first end by a flame deck surface of a cylinder head of an internal combustion engine, and bound at a second end by a piston top surface of a piston disposed within the internal combustion engine; a fuel injector in fluid connection with the combustion chamber and including one or more orifices opening from an injector tip of the fuel injector, the one or more orifices injecting fuel into the combustion chamber as one or more fuel jets; a plurality of valves located in the cylinder head, the plurality of valves including at least one air intake valve and at least one exhaust valve; and one or more ducts disposed within the combustion chamber between the flame deck surface and the piston top surface, the one or more ducts being generally tubular shaped structures and being disposed such that each of the one or more fuel jets at least partially enters one of the one or more ducts upon being injected into the combustion chamber; wherein each of the one or more ducts is circumferentially disposed between two members of the plurality of valves.