Patent ID: 8141363
Filing Date: 2012-03-27
Classification: F23R

Abstract:
1. A fuel nozzle, comprising: a. a rear wall of the fuel nozzle; b. a front wall downstream of the rear wall; c. a side wall between the rear wall and the front wall; d. an annular cavity defined at least in part by the rear wall, front wall, and side wall; e. a plenum extending through the rear wall into the annular cavity; f. a passage through the plenum, wherein the passage provides fluid communication between the plenum and the annular cavity; g. a protrusion on the front wall between the front wall and the passage; h. a baffle on the front wall surrounding at least a portion of the protrusion; and i. a plurality of orifices through the side wall and circumferentially spaced around the side wall, wherein the plurality of orifices provide fluid communication through the side wall.