Wind power turbine electric generator and wind power turbine equipped with an electric generator
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F03B-013/00
H02P-009/04
H02K-001/18
F03D-009/00
H02K-007/102
H02K-007/18
F03D-007/02
출원번호
US-0091680
(2011-04-21)
등록번호
US-8975770
(2015-03-10)
우선권정보
IT-MI2010A0694 (2010-04-22)
발명자
/ 주소
Gelmini, Emmanuele
출원인 / 주소
Wilic S.AR.L.
대리인 / 주소
Neal, Gerber & Eisenberg LLP
인용정보
피인용 횟수 :
0인용 특허 :
216
초록▼
A wind power turbine electric generator, the electric generator having a tubular first supporting structure extending about an axis of rotation; a second supporting structure extending about the axis of rotation, substantially coaxial with the first supporting structure, and fitted to the first supp
A wind power turbine electric generator, the electric generator having a tubular first supporting structure extending about an axis of rotation; a second supporting structure extending about the axis of rotation, substantially coaxial with the first supporting structure, and fitted to the first supporting structure to rotate about the axis of rotation; first active parts fitted to the first supporting structure; second active parts fitted to the second supporting structure, facing the first active parts, and separated from the first active parts by an annular gap; and a radial tensioning device configured to adjust the shape of the first supporting structure about the axis of rotation.
대표청구항▼
1. A wind power turbine electric generator comprising: a tubular first supporting structure extending about an axis of rotation, wherein an inner face of said first supporting structure has a tubular shape;a second supporting structure extending about the axis of rotation, said second supporting str
1. A wind power turbine electric generator comprising: a tubular first supporting structure extending about an axis of rotation, wherein an inner face of said first supporting structure has a tubular shape;a second supporting structure extending about the axis of rotation, said second supporting structure substantially coaxial with the first supporting structure, and fitted to the first supporting structure, said second supporting structure configured to rotate about the axis of rotation;a plurality of first active parts fitted to the first supporting structure;a plurality of second active parts fitted to the second supporting structure, said second active parts facing the first active parts, and separated from the first active parts by an annular gap; anda radial tensioning device configured to adjust the tubular shape of the inner face of the first supporting structure about the axis of rotation. 2. The wind power turbine electric generator of claim 1, wherein the radial tensioning device is located inside the first supporting structure. 3. The wind power turbine electric generator of claim 1, wherein the radial tensioning device is annular. 4. The wind power turbine electric generator of claim 1, wherein the radial tensioning device includes: an annular plate, anda quantity of radial arms extending from the annular plate to the first supporting structure. 5. The wind power turbine electric generator of claim 4, wherein each of the radial arms is connected to the annular plate, each of the radial arms is configured to slide radially with respect to the axis of rotation, and each of the radial arms is fixable to the annular plate. 6. The wind power turbine electric generator of claim 5, wherein the radial tensioning device includes a quantity of adjustors, each associated with one of the radial arms and configured to slide said radial arm with respect to the annular plate. 7. The wind power turbine electric generator of claim 4, wherein each of the radial arms is releasably fixed to the first supporting structure. 8. The wind power turbine electric generator of claim 4, wherein each of the radial arms includes a projection located between the first supporting structure and the second supporting structure, said projection configured to prevent relative radial movements between the first supporting structure and the second supporting structure. 9. The wind power turbine electric generator of claim 8, wherein said projection of each of the radial arms is adjacent to the second supporting structure. 10. The wind power turbine electric generator of claim 4, wherein the plurality of first active parts and plurality of second active parts are equal in quantity. 11. The wind power turbine electric generator of claim 10, wherein the quantity of radial arms is selected from a group consisting of: a quantity less than the quantity of the first active parts, a quantity equal to the quantity of the first active parts, a quantity equal to a multiple of the quantity of the first active parts. 12. The wind power turbine electric generator of claim 4, including at least one locking device which includes: a pin parallel to the axis of rotation, said pin supported by the annular plate and configured to selectively move parallel to the axis of rotation, anda disk parallel to the annular plate and having at least one hole which is engaged by the pin when the pin is in a working position. 13. The wind power turbine electric generator of claim 4, including a brake which includes: a brake disk parallel to the annular plate and fixed to the second supporting structure, andat least one brake caliper fitted to the annular plate and including two jaws configured to selectively grip the brake disk. 14. The wind power turbine electric generator of claim 1, which includes a bearing located between the radial tensioning device and the second supporting structure. 15. The wind power turbine electric generator of claim 1, wherein the second supporting structure is tubular. 16. A wind power turbine comprising: a vertical structure;a nacelle located on a top of the vertical structure;a blade assembly fitted to the nacelle and configured to rotate; andan electric generator including: a tubular first supporting structure extending about an axis of rotation, wherein an inner face of said first supporting structure has a tubular shape;a second supporting structure extending about the axis of rotation, said second supporting structure substantially coaxial with the first supporting structure, and fitted to the first supporting structure, said second supporting structure configured to rotate about the axis of rotation;a plurality of first active parts fitted to the first supporting structure;a plurality of second active parts fitted to the second supporting structure, said second active parts facing the first active parts, and separated from the first active parts by an annular gap; anda radial tensioning device configured to adjust the tubular shape of the inner face of the first supporting structure about the axis of rotation. 17. The wind power turbine of claim 16, wherein the blade assembly is connected directly to the second supporting structure. 18. The wind power turbine of claim 16, wherein the first supporting structure partly defines the nacelle. 19. The wind power turbine of claim 16, which includes a plurality of cooling fins located along an outer face of the first supporting structure. 20. A wind power turbine electric generator radial tensioning device comprising: an annular plate, anda quantity of radial arms configured to extend from the annular plate to a tubular first supporting structure of a wind power turbine electric generator, the tubular first supporting structure extending about an axis of rotation and the quantity of radial arms configured to adjust a tubular shape of an inner face of the first supporting structure about the axis of rotation, wherein the wind power turbine electric generator includes the first supporting structure, a second supporting structure extending about the axis of rotation, said second supporting structure substantially coaxial with the first supporting structure, and fitted to the first supporting structure, said second supporting structure configured to rotate about the axis of rotation, a plurality of first active parts fitted to the first supporting structure, and a plurality of second active parts fitted to the second supporting structure, said second active parts facing the first active parts, and separated from the first active parts by an annular gap. 21. The wind power turbine electric generator radial tensioning device of claim 20, wherein each of the radial arms is connected to the annular plate, each of the radial arms is configured to slide radially with respect to the axis of rotation, and each of the radial arms is fixable to the annular plate. 22. The wind power turbine electric generator radial tensioning device of claim 21, wherein the radial tensioning device includes a quantity of adjustors, each associated with one of the radial arms and configured to slide said radial arm with respect to the annular plate. 23. A wind power turbine electric generator comprising: a tubular first supporting structure extending about an axis of rotation;a second supporting structure extending about the axis of rotation, said second supporting structure substantially coaxial with the first supporting structure, and fitted to the first supporting structure, said second supporting structure configured to rotate about the axis of rotation;a plurality of first active parts fitted to the first supporting structure;a plurality of second active parts fitted to the second supporting structure, said second active parts facing the first active parts, and separated from the first active parts by an annular gap; anda radial tensioning device configured to adjust a shape of the first supporting structure about the axis of rotation, said radial tensioning device including: an annular plate, anda quantity of radial arms extending from the annular plate to the first supporting structure, each of the radial arms connected to the annular plate, each of the radial arms configured to slide radially with respect to the axis of rotation, and each of the radial arms fixable to the annular plate.
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