JP5290597B2 - 集光型太陽電池モジュールに用いる反射鏡 - Google Patents
集光型太陽電池モジュールに用いる反射鏡 Download PDFInfo
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- JP5290597B2 JP5290597B2 JP2008051177A JP2008051177A JP5290597B2 JP 5290597 B2 JP5290597 B2 JP 5290597B2 JP 2008051177 A JP2008051177 A JP 2008051177A JP 2008051177 A JP2008051177 A JP 2008051177A JP 5290597 B2 JP5290597 B2 JP 5290597B2
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- 238000010248 power generation Methods 0.000 claims abstract description 55
- 239000010408 film Substances 0.000 claims description 98
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 32
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 23
- 239000000377 silicon dioxide Substances 0.000 claims description 16
- 235000012239 silicon dioxide Nutrition 0.000 claims description 16
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 claims description 12
- 239000004408 titanium dioxide Substances 0.000 claims description 10
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 7
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 7
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 5
- 239000010409 thin film Substances 0.000 claims description 4
- 230000006866 deterioration Effects 0.000 abstract description 4
- 206010070834 Sensitisation Diseases 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000008313 sensitization Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 11
- 239000000758 substrate Substances 0.000 description 9
- 238000004088 simulation Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000003667 anti-reflective effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 description 2
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 2
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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- 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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- Photovoltaic Devices (AREA)
Description
[第1実施例]
図2は、波長帯域が400nm〜1000nmの光の反射を少なく抑える事を目的とした本発明の第1実施例に係る反射防止膜(4)を示す。本実施例に係る反射防止膜は、ガラス基板21の上にTiO2膜22とMgF2膜23を交互に積層した構造になっており、各層に記された数値はその層の物理膜厚を示している。
図4は、波長帯域が300nm〜1600nmの光の反射を少なく抑える事を目的とした本発明の第2実施例に係る反射防止膜(4)を示す。本実施例に係る反射防止膜は、ガラス基板31の上に最初の4層はAl2O3膜32とSiO2膜33を、5層目から14層目まではAl2O3膜32とMgF2膜34を交互に積層した構造になっている。
図6は、400nm〜1000nmの波長帯域の光を選択的に反射させる事を目的とした本発明の第3実施例に係る反射膜(6)を示す。本実施例に係る反射膜は、ガラス基板41の上にTiO2膜42とSiO2膜43を交互に積層した構造になっている。
図8は、300nm〜1600nmの波長帯域の光を選択的に反射させる事を目的とした本発明の第4実施例に係る反射膜(6)を示す。本実施例に係る反射膜は、ガラス基板51の上にTiO2膜52とSiO2膜53を交互に積層した構造になっている。
2 発電セル
3 太陽光入射面
4 反射防止膜
5 反射面
6 反射膜
7 太陽光
8 入射面における反射光
9 発電に有効な波長域の光
10 発電に不利になる長波長域の光
21 ガラス基板
22 二酸化チタン(TiO2)膜
23 フッ化マグネシウム(MgF2)膜
31 ガラス基板
32 酸化アルミニウム(Al2O3)膜
33 二酸化珪素(SiO2)膜
34 フッ化マグネシウム(MgF2)膜
41 ガラス基板
42 二酸化チタン(TiO2)膜
43 二酸化珪素(SiO2)膜
51 ガラス基板
52 二酸化チタン(TiO2)膜
53 二酸化珪素(SiO2)膜
Claims (1)
- InGaP/InGaAs/Ge3接合型太陽電池に付属するレンズ型集光モジュールの反射鏡において、
光が入射する入射面と;
前記入射した光を反射して光を発電セルに導く反射面とを有し、
前記入射面には反射防止膜が形成され、
前記反射面には反射膜が形成され、
前記反射防止膜は、二酸化チタン、酸化アルミニウム、二酸化ケイ素、フッ化マグネシウムから選ばれる少なくとも2種の薄膜から成る誘電体多層膜であって、300nm-1700nmの波長帯域の反射率を低下させ、
前記反射膜は、二酸化チタンと二酸化ケイ素の薄膜から成る誘電体多層膜であって、300nm-1700nmの波長帯域の光を反射するとともに、1700nmよりも長波長側の波長域を透過させることを特徴とする反射鏡。
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JP2007053004 | 2007-03-02 | ||
JP2008051177A JP5290597B2 (ja) | 2007-03-02 | 2008-02-29 | 集光型太陽電池モジュールに用いる反射鏡 |
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JP2008252077A JP2008252077A (ja) | 2008-10-16 |
JP5290597B2 true JP5290597B2 (ja) | 2013-09-18 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPWO2009066568A1 (ja) * | 2007-11-20 | 2011-04-07 | コニカミノルタオプト株式会社 | 光学素子 |
JP5500540B2 (ja) * | 2009-07-27 | 2014-05-21 | 国立大学法人神戸大学 | 量子ドット太陽電池 |
JP2011149710A (ja) | 2010-01-19 | 2011-08-04 | Seiko Epson Corp | 時計用カバーガラス、及び時計 |
JP2015099336A (ja) | 2013-11-20 | 2015-05-28 | 株式会社東芝 | 光学素子および光学装置 |
MX2017010375A (es) * | 2015-02-12 | 2018-05-07 | Bolymedia Holdings Co Ltd | Sistema de energía solar concentrado. |
JP2022007644A (ja) * | 2020-06-26 | 2022-01-13 | 三協立山株式会社 | 太陽光パネルユニットおよび建築部材 |
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JPS50113179A (ja) * | 1974-02-13 | 1975-09-05 | ||
JPS6349704A (ja) * | 1986-08-20 | 1988-03-02 | Fujitsu Ltd | ダイクロイツクミラ− |
JP2728839B2 (ja) * | 1992-06-05 | 1998-03-18 | 松下電器産業株式会社 | 非線形光学材料、その製造方法及びそれを用いた波長変換素子 |
JPH08265803A (ja) * | 1995-03-20 | 1996-10-11 | Nippon Hoso Kyokai <Nhk> | 投射型立体画像表示システム |
JPH1197732A (ja) * | 1997-09-22 | 1999-04-09 | Hisao Izumi | 多目的熱光分離形集光発電装置 |
JP2002339084A (ja) * | 2001-03-13 | 2002-11-27 | Kiyousera Opt Kk | 金属膜および金属膜被覆部材 |
JP2004103692A (ja) * | 2002-09-06 | 2004-04-02 | Daido Steel Co Ltd | 太陽電池 |
JP2004172256A (ja) * | 2002-11-19 | 2004-06-17 | Daido Steel Co Ltd | 線集光型太陽光発電装置 |
JP2005217224A (ja) * | 2004-01-30 | 2005-08-11 | Daido Steel Co Ltd | 反射型の集光型太陽光発電装置 |
JP4863792B2 (ja) * | 2006-07-05 | 2012-01-25 | 日軽金アクト株式会社 | 太陽光発電装置 |
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