JP4639337B2 - 太陽電池および太陽集熱器 - Google Patents
太陽電池および太陽集熱器 Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
- H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/12—Light guides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
- H01L31/0543—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the refractive type, e.g. lenses
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
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Description
新太陽エネルギー利用ハンドブック、日本太陽エネルギー学会(2000年)
また、請求項2の構成によれば、太陽光線を高効率で利用する集熱手段が得られる。
1a 一側端面
1b 下面
1c 他側端面
1d 上面
1´ 導光板
2 光機能性シート
2´ 光機能性シート
3 反射面
3a 反射面
3b 反射面
5 太陽光線
7 太陽電池セル
10 集熱管(集熱手段)
12 集熱管(集熱手段)
Claims (2)
- 上面側からの広範な角度の入射光を許容し、この入射光を下面側に放射する光機能性シートと、この光機能性シートの下面側に配置された導光板と、この導光板の下面に設けられた反射面と、前記入射光が集光する前記導光板の一端側面とを備え、前記導光板は他側端面から前記一側端面に向かって厚くなると共に、前記導光板の下面が前記一側端面の方向に向かって下り勾配で直線的または曲線的に傾斜し、
前記一側端面方向への反射割合が大きくなる指向性反射特性を有するように光学微細帯状を施した前記反射面を有し、
前記導光板内部での全反射および屈折による光閉じ込め効果と前記反射面での反射作用とにより前記入射光が前記一側端面に集光し、
前記光機能性シートが、下面側に特定の射出角度範囲以内に限定された放射を行う光学作用を有し、
前記反射面が、少なくとも前記一側端面方向に対して反射の割合が大きくなる指向性反射特性を有し、
少なくとも前記導光板の前記一側端面の側に太陽電池セルを配置したことを特徴とする太陽電池。 - 上面側からの広範な角度の入射光を許容し、この入射光を下面側に放射する光機能性シートと、この光機能性シートの下面側に配置された導光板と、この導光板の下面に設けられた反射面と、前記入射光が集光する前記導光板の一端側面とを備え、前記導光板は他側端面から前記一側端面に向かって厚くなると共に、前記導光板の下面が前記一側端面の方向に向かって下り勾配で直線的または曲線的に傾斜し、
前記一側端面方向への反射割合が大きくなる指向性反射特性を有するように光学微細帯状を施した前記反射面を有し、
前記導光板内部での全反射および屈折による光閉じ込め効果と前記反射面での反射作用とにより前記入射光が前記一側端面に集光し、
前記光機能性シートが、下面側に特定の射出角度範囲以内に限定された放射を行う光学作用を有し、
前記反射面が、少なくとも前記一側端面方向に対して反射の割合が大きくなる指向性反射特性を有し、
少なくとも前記導光板の前記一側端面の側に集熱手段を配置したことを特徴とする太陽集熱器。
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JP2006041524A JP4639337B2 (ja) | 2006-02-17 | 2006-02-17 | 太陽電池および太陽集熱器 |
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JP2006041524A JP4639337B2 (ja) | 2006-02-17 | 2006-02-17 | 太陽電池および太陽集熱器 |
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JP2007218540A JP2007218540A (ja) | 2007-08-30 |
JP4639337B2 true JP4639337B2 (ja) | 2011-02-23 |
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