Patent ID: 8931280
Filing Date: 2015-01-13
Classification: F23R

Abstract:
1. A venturi assembly for a turbine combustor comprising: a first outer annular wall and a second intermediate annular wall radially spaced from each other in substantially concentric relationship, said first outer annular wall and said second intermediate annular wall shaped to define a forward, substantially V-shaped throat region, and an aft, axially extending portion, wherein the first outer annular wall is a combustor liner; a third radially innermost continuous impermeable annular wall connected to said second intermediate annular wall at an aft end of said throat region; a first plurality of apertures in said first outer annular wall in said substantially V-shaped throat region; a second plurality of apertures in said second intermediate annular wall along said aft, axially extending portion, and a flow passage defined by the third radially innermost continuous impermeable annular wall and the second intermediate annular wall, wherein the flow passage is continuous in an axial direction between a flow outlet at axial ends of the third radially innermost continuous annular wall and the second intermediate annular wall and flow inlets formed by the second plurality of apertures.