CN101140959A - 光电装置 - Google Patents

光电装置 Download PDF

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Publication number
CN101140959A
CN101140959A CNA2006100913284A CN200610091328A CN101140959A CN 101140959 A CN101140959 A CN 101140959A CN A2006100913284 A CNA2006100913284 A CN A2006100913284A CN 200610091328 A CN200610091328 A CN 200610091328A CN 101140959 A CN101140959 A CN 101140959A
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China
Prior art keywords
electro
optical package
light
prismatic lens
microprism
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CNA2006100913284A
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English (en)
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颜博文
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Individual
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Individual
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Priority to CNA2006100913284A priority Critical patent/CN101140959A/zh
Priority to US11/761,570 priority patent/US20080135093A1/en
Publication of CN101140959A publication Critical patent/CN101140959A/zh
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/04Semiconductor 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
    • H01L31/054Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H01L31/0547Optical 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/52PV systems with concentrators

Abstract

本发明的光电装置,包括一光电板以及设置于其上的棱镜片。此棱镜片可将由光电板反射后的光线,再次全反射回光电板,达到重复使用光线的目的。

Description

光电装置
技术领域
本发明是有关于一种电力装置,且特别是有关于一种太阳能电力装置。
背景技术
太阳能本身是种完全免费的能源。早期因为太阳能芯片价格高,用来发电提供消费性产品使用完全不符合经济效益。但因近年来随着架设成本降低、市售电力成本提高,已成为下一世代的主要替代能源。
最常见的太阳能发电是使用光电板,光电板一般称作太阳能板,其为一种光电转换装置。一般而言,以硅结晶光电板而言,其单位面积发电量功率大约是在110W/m2上下,即架设1KW的太阳能发电系统约需要9m2(2.8坪)的面积。由于太阳能板发电量与日照量成正比,因此晴天时发电量大,阴天时发电量小,太阳直射时发电量大,偏移时发电量小。
由于发电量与日照量成正比,如何在相同的日照量下求取最大的发电量,已成为现今追求的目标。
发明内容
因此,本发明的主要目的就是在提供一种可增加日照量的使用效率进而提升光电板的发电量的光电装置。
根据上述的目的,本发明的光电装置包括一光电板和设置于其上的一棱镜片,借棱镜片表面所形成的微棱镜结构,将由光电板反射后发散的光线,向下全反射回光电板,达到重复使用的目的。
根据一实施例,本发明棱镜片结构具有V型结构的沟槽,顶角为90度。
本发明的光电装置至少包含下列优点,通过光线在棱形微结构形成反复的折射与反射,如此可增加光源使用效率,提升光电板的发电效能。
附图说明
图1所示为本发明光电装置的示意图。
图2所示为棱镜片的立体示意图。
图3所示为棱镜片的剖面示意图。
图4所示为两片呈垂直排列的棱镜片剖面示意图。
附图标记说明:
100光电板     102棱镜片
103微棱镜结构 104箭头
106顶角
具体实施方式
请参阅图1所示,本发明为增加入射光照亮的使用率,因此在一光电板100上设置一棱镜片102,借其表面所形成的微棱镜结构103,将由光电板100反射后发散的光线,如箭头104所示,向下全反射回光电板100,重新汇聚在光电板100上,达到重复使用的目的。
图2所示为棱镜片102与微棱镜结构103的立体示意图,具有V型结构的沟槽。值得注意的是,在其它实施例中也可使用其它形状的沟槽,如半圆形沟槽。根据本实施例,其剖面结构如图3所示为三角形,在一实施例中,顶角106为90度设计,厚度T约为140~250um,微棱镜结构103中包含多个彼此平行的棱镜,每一棱镜间距d约为20~100um。利用顶角106的90度设计,会在菱形结构的地方,将由光电板100反射后发散的光线,如箭头104所示,产生全反射,这些全反射会使得光线再次回到底层的光电板100,增加光线的使用效率。
另一方面,在光电板100上除了可仅使用单一片的直角形状的棱镜片102外,也可使用两片呈垂直排列的棱镜片,如图4所示,通过上下两片棱镜片102,垂直交错地排列可让原已扩散开来的光线再度集中、减少光耗损率。换言之,更可充分将光电板100反射后发散的光线再次全反射回光电板100。
综上所述,本发明通过在一光电板上设置一棱镜片,借其表面所形成的微棱镜结构,将由光电板反射后的日照光线,再次全反射回光电板,重新汇聚在光电板上,达到重复使用日照的目的。
虽然本发明已以一较佳实施例公开如上,然其并非用以限定本发明,任何熟悉此技术者,在不脱离本发明的精神和范围内,都可作各种的改动与修饰,因此本发明的保护范围应以权利要求书所界定的为准。

Claims (8)

1.一种光电装置,其特征在于,至少包括:
一光电板;以及
一光线增益镜片,形成于光电板之上,其中,所述光线增益镜片上具有面向所述光电板的微结构,借以将从所述光电板反射出的光线再行全反射回所述光电板。
2.如权利要求1所述的装置,其特征在于,所述光线增益镜片为一棱镜片。
3.如权利要求1所述的装置,其特征在于,所述光线增益镜片为两片垂直排列的棱镜片。
4.如权利要求1所述的装置,其特征在于,所述微结构为多条彼此平行的微棱镜。
5.如权利要求4所述的装置,其特征在于,每一所述微棱镜的顶角为90度。
6.如权利要求4所述的装置,其特征在于,任意两相邻微棱镜间距为20~100um。
7.一种光电装置,其特征在于,至少包括:
一光电板;以及
两片垂直排列的棱镜片,形成于光电板之上,其中,每一棱镜片上具有面向所述光电板的多条彼此平行的微棱镜微结构,借以将从所述光电板反射出的光线再行全反射回所述光电板,其中,每一微棱镜的顶角为90度。
8.如权利要求7所述的装置,其特征在于,任意两相邻微棱镜间距为20~100um。
CNA2006100913284A 2006-06-12 2006-06-12 光电装置 Pending CN101140959A (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CNA2006100913284A CN101140959A (zh) 2006-06-12 2006-06-12 光电装置
US11/761,570 US20080135093A1 (en) 2006-06-12 2007-06-12 Optoelectronic Device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2006100913284A CN101140959A (zh) 2006-06-12 2006-06-12 光电装置

Publications (1)

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CN101140959A true CN101140959A (zh) 2008-03-12

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CN (1) CN101140959A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103881600A (zh) * 2014-02-25 2014-06-25 明基材料有限公司 导光胶带

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5851989B2 (ja) * 2010-06-23 2016-02-03 シチズンホールディングス株式会社 時計用表示板
DE102011000041A1 (de) * 2011-01-05 2012-07-05 Bpe E.K. Solarmodul
US11894803B2 (en) 2017-12-22 2024-02-06 Hyperstealth Biotechnology Corporation System and method of amplifying solar panel output
JP6532572B2 (ja) * 2018-04-25 2019-06-19 シチズン時計株式会社 太陽電池付き時計

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4154219A (en) * 1977-03-11 1979-05-15 E-Systems, Inc. Prismatic solar reflector apparatus and method of solar tracking
US4545366A (en) * 1984-09-24 1985-10-08 Entech, Inc. Bi-focussed solar energy concentrator
US5468304A (en) * 1994-03-14 1995-11-21 Texas Instruments Incorporated Output-increasing, protective cover for a solar cell
KR100451602B1 (ko) * 1994-09-27 2004-12-17 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 휘도제어필름

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103881600A (zh) * 2014-02-25 2014-06-25 明基材料有限公司 导光胶带
CN103881600B (zh) * 2014-02-25 2016-01-20 明基材料有限公司 导光胶带

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