Patent ID: 7121095
Filing Date: 2006-10-17
Classification: F23R

Abstract:
1. A combustor dome assembly for a gas turbine engine having a longitudinal centerline axis extending therethrough, comprising: (a) an annular dome plate having an inner portion, an outer portion, a forward surface, and a plurality of circumferentially spaced openings formed therein, wherein a radial section defined between each of said openings includes a cooling trough formed therein; and, (b) an outer cowl connected to said dome plate outer portion at a downstream end thereof; (c) an inner cowl connected to said dome plate inner portion at a downstream end thereof; and, (d) a deflector plate connected to and positioned aft of each said opening in said dome plate, each deflector plate further comprising: wherein said first and second radial sections of said deflector plate planar flange are configured so at least a portion of each said dome plate cooling trough is in flow communication with a combustion chamber aft of said dome plate.