Cooling air manifold splash plates and gas turbines engine systems involving such splash plates
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F04D-029/00
F04D-029/54
출원번호
US-0045781
(2008-03-11)
등록번호
US-8100633
(2012-01-24)
발명자
/ 주소
Propheter-Hinckley, Tracy A.
Wu, Charles C.
출원인 / 주소
United Technologies Corp.
인용정보
피인용 횟수 :
7인용 특허 :
16
초록▼
Cooling air manifold splash plates and gas turbine engine systems involving such splash plates are provided. In this regard, a representative cooling air manifold splash plates includes: a base having an aperture; and an air deflector supported by the base, the air deflector being positioned relativ
Cooling air manifold splash plates and gas turbine engine systems involving such splash plates are provided. In this regard, a representative cooling air manifold splash plates includes: a base having an aperture; and an air deflector supported by the base, the air deflector being positioned relative to the base to receive, from the aperture, a radial flow of gas turbine engine cooling air, the air deflector being operative to redirect at least some of the air received circumferentially.
대표청구항▼
1. A cooling air manifold splash plate for a gas turbine engine comprising: a base having an aperture;an air deflector supported by the base, the air deflector being positioned relative to the base to receive, from the aperture, a radial flow of gas turbine engine cooling air, the air deflector incl
1. A cooling air manifold splash plate for a gas turbine engine comprising: a base having an aperture;an air deflector supported by the base, the air deflector being positioned relative to the base to receive, from the aperture, a radial flow of gas turbine engine cooling air, the air deflector including an air deflector surface operative to redirect at least some of the air received circumferentially; anda plurality of struts extending between the base and the air deflector, and defining a plurality of airflow apertures, each of which is respectively located between adjacent struts, wherein each airflow aperture extends from the air deflector surface to the aperture in the base. 2. The splash plate of claim 1, wherein the air deflector is operative to direct at least some of the air provided through the aperture outwardly across an exterior surface of each strut. 3. The splash plate of claim 2, wherein: each strut has a hole formed therethrough; andthe air deflector is operative to direct at least some of the air provided through the aperture outwardly through the hole of each strut. 4. The splash plate of claim 1, wherein the air deflector has a first side facing the aperture, a second side facing away from the aperture, and a hole extending between the first side and the second side. 5. The splash plate of claim 4, wherein the hole is a first hole of multiple holes extending through the air deflector. 6. The splash plate of claim 1, wherein the air deflector exhibits a curve configured to redirect the at least some of the air received circumferentially. 7. The splash plate of claim 6, wherein: the air deflector has a first end portion, a second end portion and an intermediate portion located between the first end portion and the second end portion; andthe intermediate portion exhibits a convex curve relative to a flow direction from the aperture to the air deflector. 8. The splash plate of claim 7, wherein the intermediate portion is aligned with a centerline of the aperture. 9. The splash plate of claim 7, wherein each of the first end portion and the second end portion exhibits a concave curve relative to the flow direction. 10. The splash plate of claim 9, wherein each of the first end portion and the second end portion is operative to direct at least some of the air circumferentially through at least some of the airflow apertures. 11. The splash plate of claim 1, wherein the air deflector is planar. 12. The splash plate of claim 1, wherein the air deflector surface has a circumferentially extending width and an axially extending length that is less than the circumferentially extending width. 13. An assembly for a gas turbine engine comprising: a cooling air conduit having an opening, the cooling air conduit being operative to deliver a flow of cooling air through the opening; anda splash plate having an air deflector and a plurality of struts, the air deflector being positioned outside the opening and in a flow path of the flow of cooling air, the air deflector including an air deflector surface operative to redirect at least some of the cooling air circumferentially, the struts extending from the air deflector towards the opening and defining a plurality of airflow apertures, each of which is respectively located between adjacent struts, wherein each airflow aperture extends from the air deflector surface to the opening. 14. The assembly of claim 13, wherein: the splash plate has a base operative to support the air deflector, the base having an aperture formed therethrough;the base is mounted adjacent to the opening of the cooling air conduit; andthe air deflector is positioned relative to the opening to receive a radial flow of gas turbine engine cooling air passing through the aperture. 15. The assembly of claim 13, wherein: the air deflector has a first end portion, a second end portion and an intermediate portion located between the first end portion and the second end portion;the intermediate portion is aligned with a centerline of the aperture; andthe intermediate portion exhibits a convex curve relative to a flow direction from the aperture to the air deflector. 16. The assembly of claim 13, wherein the air deflector is operative to direct at least some of the air provided through the aperture outwardly across an exterior surface of each strut. 17. The assembly of claim 13, further comprising a cooling air manifold operative to receive cooling air provided by the cooling air conduit and distribute the cooling air to multiple turbine vanes. 18. The assembly of claim 17, wherein the assembly further comprises the multiple turbine vanes; andthe manifold pneumatically communicates with corresponding cooling passages of the multiple turbine vanes. 19. A gas turbine engine comprising: a compressor;a turbine operative to drive the compressor, the turbine having stationary vanes; anda cooling air assembly operative to provide cooling air to the vanes, the cooling air assembly having a cooling air conduit and a splash plate, the cooling air conduit having an opening and being operative to deliver a flow of cooling air through the opening, the splash plate having an air deflector and a plurality of struts, the air deflector being positioned outside the opening and in a flow path of the flow of cooling air, the air deflector including an air deflector surface operative to redirect at least some of the cooling air circumferentially such that the cooling air is available for delivery to the vanes, the struts extending from the air deflector towards the opening and defining a plurality of airflow apertures, each of which is respectively located between adjacent struts, wherein each airflow aperture extends from the air deflector surface to the opening. 20. The engine of claim 19, wherein the vanes are second stage turbine vanes. 21. The engine of claim 19, wherein the turbine is a high pressure turbine. 22. The engine of claim 19, wherein the engine is a turbofan.
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이 특허에 인용된 특허 (16)
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Proctor Robert (West Chester OH) Hess John R. (West Chester OH), Tapered enlargement metering inlet channel for a shroud cooling assembly of gas turbine engines.
Thompson Ralph J. (Tolland CT) Kane Daniel E. (Tolland CT) Sunshine Robert W. (Hobe Sound FL), Turbine shroud segment with serpentine cooling channels having a bend passage.
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