Nozzle having an orifice plug for a gas turbomachine
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02C-007/22
F02C-007/232
F23R-003/28
F23R-003/14
F23R-003/26
F23R-003/34
F02C-003/04
F23K-005/14
출원번호
US-0457505
(2014-08-12)
등록번호
US-9546600
(2017-01-17)
발명자
/ 주소
Cihlar, David William
Hu, Zhaoli
Melton, Patrick Benedict
Woodlock, Kevin
출원인 / 주소
GENERAL ELECTRIC COMPANY
대리인 / 주소
Dority & Manning, PA
인용정보
피인용 횟수 :
0인용 특허 :
2
초록▼
A gas turbomachine nozzle includes a base portion having a first fluid inlet and a second fluid inlet, and an outlet portion having one or more outlets. A connection section fluidically connects the base portion and the outlet portion. An orifice plug is arranged in the base portion at the second fl
A gas turbomachine nozzle includes a base portion having a first fluid inlet and a second fluid inlet, and an outlet portion having one or more outlets. A connection section fluidically connects the base portion and the outlet portion. An orifice plug is arranged in the base portion at the second fluid inlet. The orifice plug includes one or more openings fluidically connecting the second fluid inlet and the connection section.
대표청구항▼
1. A nozzle for a gas turbine engine, comprising: a base portion including a first axial end of the nozzle;an outlet portion including a second axial end of the nozzle, wherein the second axial end is the axially opposite end of the nozzle relative to the first axial end;a connection section extendi
1. A nozzle for a gas turbine engine, comprising: a base portion including a first axial end of the nozzle;an outlet portion including a second axial end of the nozzle, wherein the second axial end is the axially opposite end of the nozzle relative to the first axial end;a connection section extending from the base portion to the outlet portion, wherein the connection section couples the base portion to the outlet portion;a first passage having a first inlet at the first axial end and a first passage outlet at the second axial end; anda second passage radially outward of the first passage, wherein the second passage is a fuel passage, the second passage having a second inlet at the first axial end, a second outlet at the second axial end, an aperture located in the base portion radially outward of the second inlet, and a base portion opening located in the base portion radially inward of the second inlet, wherein the first passage and the second passage extend through the base portion, the outlet portion, and the connection section;an orifice plug comprising: a plug section;a base section defining one or more base section openings extending therethrough; andan intermediate section located between the plug section and the base section, wherein the intermediate section couples the base section to the plug section, wherein the plug section is positioned in the aperture and the base section is positioned in the base portion opening. 2. The nozzle of claim 1, wherein the base portion comprises a base surface, and wherein the first inlet and the second inlet are defined by the base surface. 3. The nozzle of claim 1, wherein the plug section occludes the aperture. 4. The nozzle of claim 1, wherein the base section and the plug section comprise a first diameter and the intermediate section comprises a second diameter, and wherein the second diameter is smaller than the first diameter. 5. A gas turbine engine, comprising: a compressor portion;a turbine portion; anda combustor assembly comprising one or more nozzles, the one or more nozzles comprising:a base portion including a first axial end of the nozzle;an outlet portion including a second axial end of the nozzle, wherein the second axial end is the axially opposite end of the nozzle relative to the first axial end;a connection section extending from the base portion to the outlet portion, wherein the connection section couples the base portion to the outlet portion;a first passage having a first inlet at the first axial end and a first passage outlet at the second axial end; anda second passage radially outward of the first passage, wherein the second passage is a fuel passage, the second passage having a second inlet at the first axial end, a second outlet at the second axial end, an aperture located in the base portion radially outward of the second inlet, and a base portion opening located in the base portion radially inward of the second inlet, wherein the first passage and the second passage extend through the base portion, the outlet portion, and the connection section;an orifice plug comprising: a plug section;a base section defining a plurality of base section openings extending therethrough; andan intermediate section located between the plug section and the base section, wherein the intermediate section couples the base section to the plug section, wherein the plug section is positioned in the aperture and the base section is positioned in the base portion opening. 6. The gas turbine engine of claim 5, wherein the base portion comprises a base surface, and wherein the first inlet and the second inlet are defined by the base surface. 7. The gas turbine engine of claim 5, wherein the plug section occludes the aperture. 8. The gas turbine engine of claim 5, wherein the base section and the plug section comprise a first diameter and the intermediate section comprises a second diameter, and wherein the second diameter is smaller than the first diameter. 9. A gas turbine engine system, comprising: a compressor portion;a turbine portion;an inlet system;a load coupled to the compressor portion or the turbine portion;a combustor assembly comprising one or more nozzles, the one or more nozzles comprising:a base portion including a first axial end of the nozzle;an outlet portion including a second axial end of the nozzle, wherein the second axial end is the axially opposite end of the nozzle relative to the first axial end;a connection section extending from the base portion to the outlet portion, wherein the connection section couples the base portion to the outlet portion;a first passage having a first inlet at the first axial end and a first passage outlet at the second axial end; anda second passage radially outward of the first passage, wherein the second passage is a fuel passage, the second passage having a second inlet at the first axial end, a second outlet at the second axial end, an aperture located in the base portion radially outward of the second inlet, and a base portion opening located in the base portion radially inward of the second inlet, wherein the first passage and the second passage extend through the base portion, the outlet portion, and the connection section;an orifice plug comprising: a plug section;a base section defining a plurality of base section openings extending therethrough; andan intermediate section located between the plug section and the base section, wherein the intermediate section couples the base section to the plug section, wherein the plug section is positioned in the aperture and the base section is positioned in the base portion opening. 10. The gas turbine engine system of claim 9, wherein the base portion comprises a base surface, and wherein the first inlet and the second inlet are defined by the base surface. 11. The gas turbine engine system of claim 9, wherein the plug section occludes the aperture. 12. The gas turbine engine system of claim 9, wherein the base section and the plug section comprise a first diameter and the intermediate section comprises a second diameter, and wherein the second diameter is smaller than the first diameter.
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이 특허에 인용된 특허 (2)
Black Stephen H. (Duanesburg NY), Apparatus for reducing fuel/air concentration oscillations in gas turbine combustors.
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