Patent ID: 11920794
Assignee: GE INFRASTRUCTURE TECHNOLOGY LLC
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 10:
11. A combustor comprising:
a combustion liner defining a combustion chamber;
an outer casing surrounding the combustion liner such that an annulus is defined between the combustion liner and the outer casing, the outer casing defining a head end volume in fluid communication with the annulus; and
a bundled tube fuel nozzle disposed at least partially within the head volume, the bundle tube fuel nozzle comprising:
a first end wall;
a second end wall;
an outer band extending between the first end wall and the second end wall;
an inner band extending between the first end wall and the second end wall, the inner band disposed within the outer band;
a bellows wall disposed between the inner band and the outer band, the bellows wall surrounding the inner band such that a first fuel plenum is defined annularly between the inner band and the bellows wall, and wherein the inner band defines a second fuel plenum that is in fluid communication with the first fuel plenum via one or more apertures defined in the inner band; and
a plurality of tubes extending in an axial direction between the first end wall and the second end wall within the second fuel plenum.