Concentrating photovoltaic-thermal solar energy collector
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01L-031/00
F24J-002/48
F24J-002/07
F24J-002/10
F24J-002/20
F24J-002/46
F24J-002/51
H01L-031/02
H01L-031/042
H01L-031/052
F24J-002/38
H01L-031/054
H02S-040/34
H01L-031/044
F24J-002/00
출원번호
US-0252374
(2014-04-14)
등록번호
US-9353973
(2016-05-31)
발명자
/ 주소
Almogy, Gilad
Morad, Ratson
Raduta, Radu Constantin
Atchley, Brian Edward
Lichy, Joseph Isaac
Weiss, Amir Arie
출원인 / 주소
SunPower Corporation
대리인 / 주소
Innovation Counsel LLP
인용정보
피인용 횟수 :
1인용 특허 :
58
초록
Systems, methods, and apparatus by which solar energy may be collected to provide electricity or a combination of heat and electricity are disclosed herein. Examples of solar energy receivers are disclosed that may be used to collect concentrated solar radiation.
대표청구항▼
1. A solar energy collector comprising: a rotation shaft,a reflector comprising a plurality of linearly elongated flat mirrors having their long axes oriented parallel to the rotation shaft and supported by supports extending transversely from the rotation shaft to approximate a parabolic trough, th
1. A solar energy collector comprising: a rotation shaft,a reflector comprising a plurality of linearly elongated flat mirrors having their long axes oriented parallel to the rotation shaft and supported by supports extending transversely from the rotation shaft to approximate a parabolic trough, the reflector having a linear focus oriented parallel to the rotation shaft; anda linearly elongated receiver oriented with its long axis parallel to the rotation shaft and fixed in position with respect to the reflector above the rotation shaft, the linearly elongated receiver comprising a linearly elongated substrate having front and rear flat surfaces on opposite sides of the substrate with the front surface oriented horizontally above the rotation shaft at or at about the linear focus of the trough reflector and facing the reflector, a plurality of solar cells disposed on the front surface of the substrate, and one or more coolant channels extending through the substrate parallel to the receiver's long axis;wherein the reflector and the receiver rotate together about a pivot axis defined by the rotation shaft to orient the reflector to concentrate solar radiation onto the solar cells. 2. The solar energy collector of claim 1, comprising thermal insulation disposed on the back surface of the substrate. 3. The solar energy collector of claim 2, comprising a layer of material substantially transparent to solar radiation adjacent to and spaced apart from the solar cells to form an insulating air gap. 4. The solar energy collector of claim 3, wherein a portion of the front surface of the substrate does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 5. The solar energy collector of claim 2, wherein a portion of the front surface of the substrate does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 6. The solar energy collector of claim 1, comprising a layer of material substantially transparent to solar radiation disposed adjacent to and spaced apart from the rear surface of the substrate to form an insulating air gap. 7. The solar energy collector of claim 6, comprising a layer of material substantially transparent to solar radiation disposed adjacent to and spaced apart from the solar cells to form an insulating air gap. 8. The solar energy collector of claim 6, wherein the rear surface is coated, painted, or otherwise treated to increase absorption of solar radiation. 9. The solar energy collector of claim 8, comprising a layer of material substantially transparent to solar radiation disposed adjacent to and spaced apart from the solar cells to form an insulating air gap. 10. The solar energy collector of claim 9, wherein a portion of the front surface does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 11. The solar energy collector of claim 6, wherein a portion of the front surface does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 12. The solar energy collector of claim 1, wherein the rear surface is coated, painted, or otherwise treated to increase absorption of solar radiation. 13. The solar energy collector of claim 12, comprising a layer of material substantially transparent to solar radiation disposed adjacent to and spaced apart from the solar cells to form an insulating air gap. 14. The solar energy collector of claim 13, wherein a portion of the front surface does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 15. The solar energy collector of claim 12, wherein a portion of the front surface does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 16. The solar energy collector of claim 1, comprising a layer of material substantially transparent to solar radiation disposed adjacent to and spaced apart from the solar cells to form an insulating air gap, wherein a portion of the front surface of the substrate does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 17. The solar energy collector of claim 1, wherein a portion of the front surface of the substrate does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 18. The solar energy collector of claim 17, wherein the plurality of solar cells comprises a first string of solar cells and a second string of solar cells disposed on the front surface of the substrate with a gap between the first string and the second string, and at least a portion of the surface in the gap is coated, painted, or otherwise treated to increase absorption of solar radiation. 19. The solar energy collector of claim 1, wherein the solar cells comprise electrical contacts that are illuminated by concentrated solar radiation in operation of the solar energy collector, wherein some or all of the electrical contacts are coated, painted, or otherwise treated to increase absorption of solar radiation. 20. The solar energy collector of claim 19, wherein a portion of the front surface of the substrate does not comprise solar cells, and at least some of that portion is coated, painted, or otherwise treated to increase absorption of solar radiation. 21. The solar energy collector of claim 20, comprising a layer of material substantially transparent to solar radiation disposed adjacent to and spaced apart from the solar cells to form an insulating air gap. 22. The solar energy collector of claim 19, comprising a layer of material substantially transparent to solar radiation disposed adjacent to and spaced apart from the solar cells to form an insulating air gap.
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이 특허에 인용된 특허 (58)
Beam Benjamin H. (Sunnyvale CA), Apparatus for enhancing the output of photovoltaic solar cells.
Fraas Lewis M. (Issaquah WA) O\Neill Mark J. (Dallas TX), Line-focus photovoltaic module using solid optical secondaries for improved radiation resistance.
Fraas Lewis M. (4617 174th Pl. SE. Issaquah WA 98027) O\Neill Mark J. (812 Belinda Dr. Keller TX 76248), Line-focus photovoltaic module using stacked tandem-cells.
Samaras John E. ; Keyes Jason B. ; Avery James E. ; Fraas Lewis M., Linear circuit designs for solar photovoltaic concentrator and thermophotovoltaic applications using cell and substrate materials with matched coefficients of thermal expansion.
White John E. (Melbourne FL) Sturgis James D. (Palm Bay FL) Erikson Raymond J. (Orlando FL) Waligroski Gregg A. (Palm Bay FL) Scott Michael A. (Charlottesville VA), Offset truss hex solar concentrator.
Lance, Tamir; Finot, Marc A.; Chau, Mang V.; Ackler, Harold D.; Wylie, Cameron G.; Ignaut, Brian J., Solar collector with reflector having compound curvature.
Do, Khiem B.; Langworthy, Kevin R.; Gabbianelli, Gianfranco; Johnson, Eric C.; Julian, Dominico P.; Finot, Marc A.; Wylie, Cameron G., Solar energy collection system.
Collier ; Jr. Robert K. (109 Tequesta Harbor Dr. Merritt Island FL 32952), Solar heat exchanger and concentric feedback tube system for disinfecting water.
Garboushian Vahan G. ; Turner Gerald A., System for protecting series connected solar panels against failure due to mechanical damage of individual solar cells while maintaining full output of the remaining cells.
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