A combustor assembly for a turbomachine includes combustor housing and a flow sleeve arranged between the combustor housing and a combustor liner. The flow sleeve defines a first annular fluid passage, and a second annular fluid passage. A quaternary cap is mounted to the combustor housing. The quat
A combustor assembly for a turbomachine includes combustor housing and a flow sleeve arranged between the combustor housing and a combustor liner. The flow sleeve defines a first annular fluid passage, and a second annular fluid passage. A quaternary cap is mounted to the combustor housing. The quaternary cap includes a first fluid plenum fluidly connected to the first annular fluid passage, a second fluid plenum fluidly connected to the second annular fluid passage, and a plurality of vanes fluidly connected to each of the first and second fluid plenums. Each of the plurality of vanes includes a body portion having a first fluid channel coupled to the first fluid plenum, and a second fluid channel coupled to the second fluid plenum. The first fluid channel extends completely through the body portion and the second fluid channel extends partially into the body portion.
대표청구항▼
1. A combustor assembly for a turbomachine, the combustor assembly comprising: a combustor housing having a first end;a combustor body arranged within the combustor housing, the combustor body defining a combustor liner having a first end portion that extends to a second end portion through a combus
1. A combustor assembly for a turbomachine, the combustor assembly comprising: a combustor housing having a first end;a combustor body arranged within the combustor housing, the combustor body defining a combustor liner having a first end portion that extends to a second end portion through a combustion chamber;a flow sleeve extending about the combustion chamber, the flow sleeve being arranged between the combustor housing and the combustor liner, the flow sleeve defining a first annular fluid passage and a second annular fluid passage;a quaternary cap mounted to the first end of the combustor housing, the quaternary cap including a first fluid plenum fluidly connected to the first annular fluid passage, a second fluid plenum fluidly connected to the second annular fluid passage, and a plurality of vanes fluidly connected to each of the first and second fluid plenums, each of the plurality of vanes including a body portion having a first fluid channel coupled to the first fluid plenum, and a second fluid channel coupled to the second fluid plenum, the first fluid channel extending completely through the body portion and the second fluid channel extending partially into the body portion; andan end cover and casing assembly operatively connected to the combustor body through the quaternary cap, the end cover assembly including a plurality of fuel nozzles fluidly connected to the second annular fluid passage, the plurality of fuel nozzles extending toward the combustion chamber. 2. The combustor assembly according to claim 1, wherein each of the plurality of vanes includes a plurality of fluid discharge openings arranged in the body portion and fluidly connected between the second fluid channel and the second annular fluid passage. 3. The combustor assembly according to claim 2, wherein the plurality of fluid discharge openings extends radially along the body portion of each of the plurality of vanes. 4. The combustor assembly according to claim 1, wherein each of the plurality of vanes include a downstream end and an upstream end, the upstream end being exposed to the second annular fluid passage. 5. The combustor assembly according to claim 4, wherein the end cover assembly includes a fluid passageway that extends from the downstream end of each of the plurality of vanes to the plurality of fuel nozzles. 6. The combustor assembly according to claim 1, wherein the body portion of each of the plurality of vanes comprise an airfoil. 7. The combustor assembly according to claim 1, wherein the quaternary cap is formed from a corrosion resistant material. 8. The combustor assembly according to claim 1, wherein the quaternary cap includes an inlet member fluidly connected to the second fluid plenum. 9. The combustor assembly according to claim 1, wherein the flow sleeve includes a first end section, a second end section, and a flange that extends radially from the first end section, the flange abutting the quaternary cap. 10. The combustor assembly according to claim 9, wherein the flange includes a plurality of openings fluidly connecting the first annular fluid passage to the first fluid plenum. 11. A turbomachine comprising: a compressor portion including a compressor discharge;a turbine portion operatively connected to the compressor portion; anda combustor assembly fluidly connected to the compressor portion and the turbine portion, the combustor assembly comprising:a combustor housing having a first end;a combustor body arranged within the combustor housing, the combustor body defining a combustor liner having a first end portion that extends to a second end portion through a combustion chamber;a flow sleeve extending about the combustion chamber, the flow sleeve being arranged between the combustor housing and the combustor liner, the flow sleeve defining a first annular fluid passage fluidly connected between the compressor discharge and the combustion chamber, and a second annular fluid passage fluidly connected to the compressor discharge;a quaternary cap mounted to the first end of the combustor housing, the quaternary cap including a first fluid plenum fluidly connected to the first annular fluid passage, a second fluid plenum fluidly connected to the second annular fluid passage, and a plurality of vanes fluidly connected to each of the first and second fluid plenums, each of the plurality of vanes including a body portion having a first fluid channel coupled to the first fluid plenum, and a second fluid channel coupled to the second fluid plenum, the first fluid channel extending completely through the body portion and the second fluid channel extending partially into the body portion; andan end cover assembly operatively connected to the combustor body through the quaternary cap, the end cover assembly including a plurality of fuel nozzles fluidly connected to the second annular fluid passage, the plurality of fuel nozzles extending toward the combustion chamber. 12. The turbomachine according to claim 11, wherein each of the plurality of vanes includes a plurality of fluid discharge openings arranged in the body portion and fluidly connected between the second fluid channel and the second annular fluid passage. 13. The turbomachine according to claim 12, wherein the plurality of fluid discharge openings extends radially along the body portion of each of the plurality of vanes. 14. The turbomachine according to claim 11, wherein each of the plurality of vanes includes a downstream end and an upstream end, the upstream end being exposed to the second annular fluid passage. 15. The turbomachine according to claim 14, wherein the end cover assembly includes a fluid passageway that extends from the downstream end of each of the plurality of vanes to the plurality of fuel nozzles. 16. The turbomachine according to claim 11, wherein the body portion of each of the plurality of vanes comprise an airfoil. 17. The turbomachine according to claim 11, wherein the quaternary cap is formed from a corrosion resistant material. 18. The turbomachine according to claim 11, wherein the quaternary cap includes an inlet member fluidly connected to the second fluid plenum. 19. The turbomachine according to claim 11, wherein the flow sleeve includes a first end section, a second end section, and a flange that extends radially from the first end section, the flange abutting the quaternary cap. 20. The turbomachine according to claim 19, wherein the flange includes a plurality of openings fluidly connecting the first annular fluid passage to the first fluid plenum.
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