IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0781706
(2010-05-17)
|
등록번호 |
US-8686279
(2014-04-01)
|
발명자
/ 주소 |
- Almogy, Gilad
- Morad, Ratson
- Bar, Amir
- Weiss, Amir Arie
- Ricklis, Ofer
- Bochkariov, Andrey
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
60 |
초록
▼
A concentrating solar energy collector comprises a linearly extending receiver comprising solar cells, a plurality of linearly extending reflective elements arranged in side-by-side rows, oriented parallel to a long axis of the receiver, and fixed in position with respect to each other and with resp
A concentrating solar energy collector comprises a linearly extending receiver comprising solar cells, a plurality of linearly extending reflective elements arranged in side-by-side rows, oriented parallel to a long axis of the receiver, and fixed in position with respect to each other and with respect to the receiver to form a linearly extending reflector, and a linearly extending support structure supporting the receiver and the reflector and pivotally mounted to accommodate rotation of the support structure, the reflector, and the receiver about a rotation axis parallel to the long axis of the receiver.
대표청구항
▼
1. A concentrating solar energy collector comprising: a linearly extending receiver comprising solar cells;a plurality of linearly extending reflective elements arranged in side-by-side rows, oriented parallel to a long axis of the receiver, and fixed in position with respect to each other and with
1. A concentrating solar energy collector comprising: a linearly extending receiver comprising solar cells;a plurality of linearly extending reflective elements arranged in side-by-side rows, oriented parallel to a long axis of the receiver, and fixed in position with respect to each other and with respect to the receiver to form a linearly extending reflector; anda linearly extending support structure supporting the receiver and the reflector and pivotally mounted to accommodate rotation of the support structure, the reflector, and the receiver about a rotation axis parallel to the long axis of the receiver;wherein ends of the linearly extending reflective elements are bent away from the receiver to spread light along the long axis of the receiver and into shadows that would otherwise be cast on the receiver by gaps between linearly extending reflective elements. 2. The concentrating solar energy collector of claim 1, wherein the receiver comprises a lower surface oriented horizontally above the reflector to receive solar radiation concentrated by the reflector. 3. The concentrating solar energy collector of claim 1, where the receiver comprises first and second lower surfaces arranged to form a V-shape above the reflector, with a section of the reflector on one side of the receiver arranged to focus solar radiation onto the first surface and a section of the reflector on the other side of the receiver arranged to focus solar radiation onto the second surface. 4. The concentrating solar energy collector of claim 1, wherein the receiver comprises coolant channels accommodating flow of liquid coolant in thermal contact with the solar cells. 5. The concentrating solar energy collector of claim 1, wherein the linearly extending reflective elements are flat or substantially flat transverse to their long axes. 6. The concentrating solar energy collector of claim 1, wherein the linearly extending reflective elements are of at least two different lengths, and each row includes two or more of the linearly extending reflective elements arranged end-to-end such that gaps or joints between the reflective elements in one row are not next to gaps or joints between reflective elements in an adjacent row. 7. The concentrating solar energy collector of claim 1, wherein the linearly extending reflective elements are curved transverse to their long axes. 8. The concentrating solar energy collector of claim 1, wherein the reflector has a parabolic curvature transverse to its long axis. 9. The concentrating solar energy collector of claim 1, wherein: the receiver comprises a lower surface oriented horizontally above the reflector to receive solar radiation concentrated by the reflector;the linearly extending reflective elements are flat or substantially flat transverse to their long axes; andthe reflector has a parabolic curvature transverse to its long axis. 10. The concentrating solar energy collector of claim 9, wherein the receiver comprises coolant channels accommodating flow of liquid coolant in thermal contact with the solar cells. 11. The concentrating solar energy collector of claim 1, wherein each row includes two or more of the linearly extending reflective elements arranged end-to-end such that gaps or joints between the reflective elements in one row are not next to gaps or joints between reflective elements in an adjacent row, and each gap or joint is separated from its nearest neighbor gap or joint in a direction transverse to the long axis of the receiver by at least one row of linearly extending reflective elements. 12. The concentrating solar energy collector of claim 11, wherein the receiver comprises a lower surface oriented horizontally above the reflector to receive solar radiation concentrated by the reflector. 13. The concentrating solar energy collector of claim 11, where the receiver comprises first and second lower surfaces arranged to form a V-shape above the reflector, with a section of the reflector on one side of the receiver arranged to focus solar radiation onto the first surface and a section of the reflector on the other side of the receiver arranged to focus solar radiation onto the second surface. 14. The concentrating solar energy collector of claim 11, wherein the receiver comprises coolant channels accommodating flow of liquid coolant in thermal contact with the solar cells. 15. The concentrating solar energy collector of claim 11, wherein the linearly extending reflective elements are flat or substantially flat transverse to their long axes. 16. The concentrating solar energy collector of claim 11, wherein the linearly extending reflective elements are of at least two different lengths. 17. The concentrating solar energy collector of claim 11, wherein each gap or joint is separated from its nearest neighbor gap or joint in a direction transverse to the long axis of the receiver by at least two rows of linearly extending reflective elements. 18. The concentrating solar energy collector of claim 11, wherein the linearly extending reflective elements are curved transverse to their long axes. 19. The concentrating solar energy collector of claim 11, wherein the reflector has a parabolic curvature transverse to its long axis. 20. The concentrating solar energy collector of claim 11, wherein: the receiver comprises a lower surface oriented horizontally above the reflector to receive solar radiation concentrated by the reflector;the linearly extending reflective elements are flat or substantially flat transverse to their long axes; andthe reflector has a parabolic curvature transverse to its long axis. 21. The concentrating solar energy collector of claim 20, wherein the receiver comprises coolant channels accommodating flow of liquid coolant in thermal contact with the solar cells. 22. The concentrating solar energy collector of claim 20, wherein the linearly extending reflective elements are of at least two different lengths. 23. The concentrating solar energy collector of claim 20, wherein each gap or joint is separated from its nearest neighbor gap or joint in a direction transverse to the long axis of the receiver by at least two rows of linearly extending reflective elements.
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