IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
US-0064461
(2013-10-28)
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등록번호 |
US-9404376
(2016-08-02)
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발명자
/ 주소 |
- Potter, Brian Denver
- Liotta, Gary Charles
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
0 인용 특허 :
15 |
초록
▼
A sealing component for reducing secondary airflow in a turbine system includes a first end segment configured to be disposed between, and retained in a radial direction by, a first land on a first rotor disk and a first turbine bucket platform operatively coupled to the first rotor disk. Also inclu
A sealing component for reducing secondary airflow in a turbine system includes a first end segment configured to be disposed between, and retained in a radial direction by, a first land on a first rotor disk and a first turbine bucket platform operatively coupled to the first rotor disk. Also included is a second end segment configured to be disposed between, and retained in a radial direction by, a second land on a second rotor disk and a second turbine bucket platform operatively coupled to the second rotor disk. Further included is a main body portion extending axially from the first end segment to the second end segment.
대표청구항
▼
1. A sealing component for reducing secondary airflow in a turbine system comprising: a first end segment configured to be disposed between, and retained in a radial direction by, a first land on a first rotor disk and a first turbine bucket platform operatively coupled to the first rotor disk;a sec
1. A sealing component for reducing secondary airflow in a turbine system comprising: a first end segment configured to be disposed between, and retained in a radial direction by, a first land on a first rotor disk and a first turbine bucket platform operatively coupled to the first rotor disk;a second end segment configured to be disposed between, and retained in a radial direction by, a second land on a second rotor disk and a second turbine bucket platform operatively coupled to the second rotor disk.; anda main body portion extending axially from the first end segment to the second end segment. 2. The sealing component of claim 1, wherein the main body portion comprises a relatively planar portion, an arched portion and a plurality of tie segments connecting the relatively planar portion and the arched portion. 3. The sealing component of claim 2, wherein the plurality of tie segments define at least one hollow portion. 4. The sealing component of claim 1, wherein the sealing component comprises a high temperature material configured to withstand flow path gas temperatures. 5. The sealing component of claim 1, wherein the sealing component is a circumferential segment extending around a portion of a turbine axis. 6. The sealing component of claim 1, wherein the first end segment comprises a first end configured to abut the first land and a second end configured to abut the first turbine bucket platform, wherein the second end segment comprises a third end configured to abut the second land and a fourth end configured to abut the second turbine bucket platform. 7. The sealing component of claim 1, wherein the sealing component is configured to seal a region extending between adjacent stages of turbine buckets. 8. The sealing component of claim 1, wherein at least one of the first land and the second land comprises a receiving feature configured to receive a hook extending from the sealing component. 9. The sealing component of claim 1, wherein the sealing component is an actively cooled structure. 10. A gas turbine engine comprising: a compressor section;a combustor section;a turbine section having a first turbine bucket attached to a first rotor disk, a second turbine bucket attached to a second rotor disk, and a stationary turbine nozzle located axially between the first rotor disk and the second rotor disk; anda sealing component extending axially between the first rotor disk and the second rotor disk, the sealing component comprising: a first end segment disposed between, and in contact with, a first axially extending land of the first rotor disk and a first platform of the first turbine bucket;a second end segment disposed between, and in contact with, a second axially extending land of the second rotor disk and a second platform of the second turbine bucket; anda main body portion extending between the first end segment and the second end segment. 11. The gas turbine engine of claim 10, wherein the main body portion comprises a relatively planar portion, an arched portion and a plurality of tie segments connecting the relatively planar portion and the arched portion. 12. The gas turbine engine of claim 11, wherein the plurality of tie segments define at least one hollow portion. 13. The gas turbine engine of claim 10, wherein the sealing component comprises a high temperature material configured to withstand flow path gas temperatures. 14. The gas turbine engine of claim 10, wherein the sealing component is a circumferential segment extending around a portion of a turbine axis. 15. The gas turbine engine of claim 10, wherein the first end segment comprises a first end configured to abut the first axially extending land and a second end configured to abut the first platform of the first turbine bucket, wherein the second end segment comprises a third end configured to abut the second axially extending land and a fourth end configured to abut the second platform of the second turbine bucket. 16. The gas turbine engine of claim 10, wherein the sealing component is configured to seal a region extending between adjacent stages of turbine buckets. 17. The gas turbine engine of claim 10, wherein at least one of the first axially extending land and the second axially extending land comprises a receiving feature configured to receive a hook extending from the sealing component. 18. The gas turbine engine of claim 10, further comprising: an aft face of the first rotor disk in contact with the first end segment;a forward face of the second rotor disk in contact with the second end segment, wherein the aft face and the forward face axially retain the sealing component. 19. The gas turbine engine of claim 10, wherein the sealing component is an actively cooled structure. 20. A method of sealing a flow path of a gas turbine engine comprising: positioning a first end segment of a sealing component on a first axially extending land of a first rotor disk;positioning a second end segment of the sealing component on a second axially extending land of a second rotor disk;positioning a first platform of a first turbine bucket on the first end segment to radially retain the first end segment between the first axially extending land and the first platform; andpositioning a second platform of a second turbine bucket on the second end segment to radially retain the second end segment between the second axially extending land and the second platform.
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