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US 2025/0321005 A1Published application
Cmc stepped combustor liner
AssigneeRtx Corporation
InventorsSan Quach, Thomas N. Slavens
Life of this patent
Estimating the term…
Abstract
A combustor assembly includes a combustion chamber and a liner. The liner includes a first portion and a second portion extending in a substantially axial direction, the first portion axially forward of the second portion, a step connecting the first portion and the second portion, and a plurality of slots extending through the step. The liner is a ceramic matrix composite material and lengths of the first and second portions are at least twice a length of the step.
Claims20
A combustor assembly, comprising:
- a combustion chamber;
- and
- a liner, the liner including:
- a first portion and a second portion extending in a substantially axial direction, the first portion axially forward of the second portion,
- a step connecting the first portion and the second portion, and
- a plurality of slots extending through the step;
- wherein the liner is a ceramic matrix composite material;
- and
- wherein the first portion has a first length, the second portion has a second length, the step has a step length, and the first length and the second length are at least twice the step length.
6 more elements
A combustor assembly, comprising:
- a combustion chamber defined between a dome assembly and an outlet;
- and
- a liner, the liner including a first portion and a second portion extending in a substantially axial direction, the first portion axially forward of the second portion, and a step connecting the first portion and the second portion;
- wherein the liner is a ceramic matrix composite material;
- wherein the step is arranged at an angle to the second portion that is less than 90° such that the step slants axially forward from the second portion to the first portion;
- and
- wherein the first portion has a first length, the second portion has a second length, the step has a step length, and the first length and the second length are at least twice the step length.
4 more elements
Dependencies are inferred from the claim text.