[특허]Turbine spring clip seal

Siemens Power Generation, Inc.

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특허 상세정보

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내보내기 페이스북 공유 트위터 공유 카카오톡 공유

Turbine spring clip seal

특허상세정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	F02C-007/18 F02C-007/16 F16K-015/12 F16K-015/02
미국특허분류(USC)	060/752; 060/039.83; 277/654; 415/180
출원번호	US-0183692 (2005-07-18)
등록번호	US-7421842 (2008-09-09)
발명자 / 주소	Parker,David M. Ohri,Rajeev
출원인 / 주소	Siemens Power Generation, Inc.
인용정보	피인용 횟수 : 2 인용 특허 : 15

초록

An improved turbine spring clip seal for directing gases to be mixed with fuel in a combustor basket. The turbine spring clip seal may include an inner housing and an outer housing. The inner housing or the outer housing, or both, may be shortened relative to conventional clips and may include a cooling channel proximate to a point of attachment to the combustor basket.

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We claim: 1. A turbine seal, comprising: a combustor basket; an inner housing having an inner coupler section adapted to be attached to the combustor basket and an inner transition section extending from the inner coupler section at a first end of the inner transition section and continuing to a second end of the inner transition section, the second end being adapted to be attached to a second turbine component, wherein the inner transition section tapers from a second diameter at the second end to a first diameter, which is smaller than the second diameter, at the first end; wherein the inner transition section is formed from a plurality of leaves extending from the inner coupler section to the second end of the inner transition section, and each leaf is separated by a slot; and wherein the inner coupler section includes an inner attachment flange transitioning to a body, the inner attachment flange being generally cylindrical and having a diameter, the body being generally cylindrical and having a diameter, wherein the diameter of the inner attachment flange is less than the diameter of the body, the inner transition section being angled relative to the generally cylindrical body, the inner coupler section engaging the combustor basket such that attachment flange directly contacts the combustor basket and such that the body surrounds and is radially spaced from a portion of the combustor basket such that a cooling fluid flow channel is formed between the body of the inner coupler section and the combustor basket. 2. The turbine seal of claim 1, wherein the inner attachment flange is generally parallel and offset relative to the body of the inner coupler section. 3. The turbine seal of claim 1, further comprising an inner extension member extending between the outer attachment flange and the body of the inner coupler section. 4. The turbine seal of claim 1, wherein the inner transition section includes a radially inwardly curved outer edge. 5. The turbine seal of claim 1, further comprising an outer housing having an outer coupler section attached to an outer surface of the inner coupler section and an outer transition section extending from the outer coupler section at a first end of the outer transition section and continuing to a second end of the outer transition section and attached to an outer surface of the inner transition section, wherein the outer transition section tapers from a second diameter at the second end to a first diameter, which is smaller than the second diameter, at the first end; wherein the outer transition section is formed from a plurality of leaves extending from the outer coupler section to the second end of the outer transition section, and each leaf is separated by a slot; and wherein the outer coupler section includes an outer attachment flange transitioning to a body, the outer attachment flange being generall ycylindrical and having a diameter, the body being generally cylindrical and having a diameter, wherein the diameter of the outer attachment flange is less than the diameter of the body of the outer coupler section. 6. The turbine seal of claim 5, wherein the slots in the inner transition section are offset circumferentially from the slots in the outer transition section. 7. The turbine seal of claim 1, further comprising a thermal boundary layer on an outer surface of the outer transition section. 8. The turbine seal of claim 7, further comprising a thermal boundary layer on an outer surface of the outer coupler section. 9. The turbine seal of claim 1, wherein an angle between the combustor basket and the inner transition section is between about five degrees and about twenty five degrees. 10. A turbine seal, comprising: an outer housing having an outer coupler section and an outer transition section extending from the outer coupler section at a first end of the outer transition section and continuing to a second end of the outer transition section, adapted to be attached to a second turbine component, wherein the outer transition section tapers from a second diameter at the second end to a first diameter, which is smaller than the second diameter, at the first end; wherein the outer transition section is formed from a plurality of leaves extending from the outer coupler section to the second end of the outer transition section, and each leaf is separated by a slot; and wherein the outer coupler section includes an outer attachment flange transitioning to a body, the outer attachment flange being generally cylindrical and having a diameter, the body being generally cylindrical and having a diameter, wherein the diameter of the outer attachment flange is less than the diameter of the body of the outer coupler section, the outer transition section being angled relative to the generally cylindrical body; an inner housing having an inner coupler section attached to an inner surface of the outer coupler section and an inner transition section extending from the inner coupler section at a first end of the inner transition section and continuing to a second end of the inner transition section, the inner transition section is attached to an inner surface of the outer transition section, wherein the inner transition section tapers from a second diameter at the second end to a first diameter, which is smaller than the second diameter, at the first end; wherein the inner transition section is formed from a plurality of leaves extending from the inner coupler section to the second end of the inner transition section, and each leaf is separated by a slot; and wherein the inner coupler section includes an inner attachment flange transitioning to a body, the inner attachment flange being generally cylindrical and having a diameter, the body being generally cylindrical and having a diameter, wherein the diameter of the inner attachment flange is less than the diameter of the body of the inner coupler section, the inner transition section being angled relative to the generally cylindrical body, the inner coupler section engaging a first turbine component such that attachment flange directly contacts the first turbine component and such that the body surrounds and is radially spaced from a portion of the first turbine component such that a cooling fluid flow channel is formed between the body of the inner coupler section and the first turbine component. 11. The turbine seal of claim 10, wherein the inner and outer attachment flanges are generally parallel and offset relative to the body of the outer coupler section. 12. The turbine seal of claim 10, further comprising an inner extension member extending between the inner attachment flange and the body of the inner coupler section. 13. The turbine seal of claim 10, wherein the outer transition section includes a radially inwardly curved outer edge and the inner transition section includes a radially inwardly curved outer edge that mates with the outer transition section. 14. The turbine seal of claim 10, wherein the slots in the inner transition section are offset circumferentially from the slots in the outer transition section. 15. The turbine seal of claim 10, further comprising a thermal boundary layer on an outer surface of the outer transition section. 16. The turbine seal of claim 10, further comprising a thermal boundary layer on an outer surface of the outer coupler section. 17. The turbine seal of claim 10, wherein the first turbine component is a combustor basket. 18. The turbine seal of claim 17, wherein the combustor basket has at least one orifice proximate to an outer edge of the basket and in communication with the cooling fluid flow channel, wherein the orifice extends substantially radially through the combustor basket. 19. The turbine seal of claim 18, wherein an angle between the first turbine component and the first transition section is between about five degrees and about twenty five degrees. 20. The turbine seal of claim 18, wherein the orifice is located in the portion of the combustor basket that is surrounded by the body of the inner coupler section.

이 특허에 인용된 특허 (15)

이 특허를 인용한 특허 피인용횟수: 2

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특허 상세정보

Turbine spring clip seal

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이 특허에 인용된 특허 (15)

이 특허를 인용한 특허 피인용횟수: 2

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Turbine spring clip seal

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이 특허에 인용된 특허 (15)

이 특허를 인용한 특허 피인용횟수: 2

IPC 상위 출원인

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IPC 상세정보(version : 201201)

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