Patent ID: 8454350

Claim:
A combustor comprising: a baffle plate including at least one through baffle hole; at least one fuel nozzle extending through the at least one through baffle hole, the at least one fuel nozzle including: a fuel nozzle tip through which a flow of fuel is introduced; and a fuel nozzle cap disposed downstream of the fuel nozzle tip, a mixing chamber defined by the fuel nozzle tip and the fuel nozzle cap; and at least one diluent shroud affixed to the baffle plate radially outboard of the at least one fuel nozzle, the at least one diluent shroud and the at least one fuel nozzle defining a channel therebetween disposed entirely axially upstream of the fuel nozzle tip and in fluid communication with the mixing chamber and configured to guide a diluent flow into the mixing chamber of the at least one fuel nozzle.