KR102377621B1 - 수분 안정성과 장기 안정성이 향상된 태양전지 - Google Patents
수분 안정성과 장기 안정성이 향상된 태양전지 Download PDFInfo
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
- H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
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- H01L31/0687—
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- H01L51/4206—
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
- H10F10/14—Photovoltaic cells having only PN homojunction potential barriers
- H10F10/142—Photovoltaic cells having only PN homojunction potential barriers comprising multiple PN homojunctions, e.g. tandem cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/451—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising a metal-semiconductor-metal [m-s-m] structure
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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
- Y02E10/544—Solar cells from Group III-V materials
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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
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Abstract
Description
도 1은 종래기술에 따른 글래스(Glass) 봉지층과 에폭시를 이용하여 광전소자를 밀봉시킨 태양전지를 보여주는 평면도이다.
도 2는 종래기술에 따른 글래스 봉지층과 에폭시를 이용하여 광전소자를 밀봉시킨 태양전지를 보여주는 측면도이다.
도 3은 본 발명에 따른 봉지층을 이용하여 광전소자를 밀봉시킨 태양전지를 보여주는 평면도이다.
도 4는 본 발명의 일 실시예에 따른 봉지층을 이용하여 광전소자를 밀봉시킨 태양전지를 보여주는 측면도이다.
도 5는 본 발명에 따른 봉지층을 포함하는 페로브스카이트-페로브스카이트 텐덤 구조의 태양전지를 보여주는 측면도이다.
도 6은 본 발명의 다른 실시예에 따른 봉지층을 이용하여 광전소자를 밀봉시킨 태양전지를 보여주는 측면도이다.
20: 광전소자
21: 제1 전극층
22: 전자수송층 또는 정공수송층
23: 페로브스카이트층
24: 정공수송층 또는 전자수송층
25: 제2 전극층
30: 봉지층
31: 제1 봉지층
32: 제2 봉지층
33: 제3 봉지층
40: 에폭시
100: 태양전지
Claims (11)
- 기판층;
상기 기판층 상에 배치되는 광전소자; 및
상기 광전소자 상에 배치되어 상기 광전소자를 밀봉하는 봉지층을 포함하고,
상기 봉지층은 서로 상이한 제1 봉지층과 상기 제1 봉지층 상에 적층된 제2 봉지층을 포함하며,
상기 제1 봉지층과 상기 제2 봉지층은 각각 SiNx층(상기 X는 1 내지 4/3임), Al2O3층 또는 OCA 필름 중 적어도 하나 이상을 포함하고,
상기 제1 봉지층과 상기 제2 봉지층은 300 내지 800nm 파장을 갖는 빛의 투과율이 85 내지 95% 범위에서 형성되는,
태양전지. - 제1항에 있어서,
상기 봉지층은 상기 제2 봉지층 상에 적층된 제3 봉지층을 더 포함하고,
상기 제3 봉지층은 SiNx층(상기 X는 1 내지 4/3임), Al2O3층 또는 OCA 필름 중 적어도 하나 이상을 포함하며,
상기 제1 봉지층, 상기 제2 봉지층 및 상기 제3 봉지층은 각각 서로 상이한 것인 태양전지. - 제1항에 있어서,
상기 SiNx층의 두께는 10 내지 150 nm인 태양전지. - 제1항에 있어서,
상기 SiNx층은 화학기상증착(CVD)법에 의해 형성된 것인 태양전지. - 제1항에 있어서,
상기 Al2O3층의 두께는 1 내지 30 nm인 태양전지. - 제1항에 있어서,
상기 Al2O3은 원자층증착(ALD)법에 의해 형성된 것인 태양전지. - 제1항에 있어서,
상기 OCA 필름의 두께는 1 내지 2 mm이고, Haze는 0.3% 이하인 태양전지. - 제1항에 있어서,
상기 광전소자는 페로브스카이트층을 포함하는 것인 태양전지. - 제1항에 있어서,
상기 광전소자는, 제1 전극층;
상기 제1 전극층 상에 배치된 전자수송층(ETL, Electron Transport Layer) 또는 정공수송층(HTL, Hole Transport Layer);
상기 전자수송층 또는 정공수송층 상에 배치된 페로브스카이트층;
상기 페로브스카이트층 상에 배치된 정공수송층 또는 전자수송층; 및
상기 정공수송층 또는 전자수송층 상에 배치된 제2 전극층을 포함하는 것인 태양전지. - 제9항에 있어서,
상기 태양전지는, 상기 페로브스카이트층이 제1 페로브스카이트층 및 상기 제1 페로브스카이트층 상에 적층된 제2 페로브스카이트층을 포함하는 페로브스카이트-페로브스카이트 텐덤 구조인 태양전지. - 제9항에 있어서,
상기 태양전지는, 상기 기판층이 실리콘 태양전지를 포함하는 실리콘-페로브스카이트 텐덤 구조인 태양전지.
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JP2014529882A (ja) * | 2011-08-04 | 2014-11-13 | スリーエム イノベイティブプロパティズカンパニー | バリアアセンブリ |
WO2018056312A1 (ja) * | 2016-09-23 | 2018-03-29 | 積水化学工業株式会社 | ペロブスカイト太陽電池 |
WO2018123402A1 (ja) * | 2016-12-28 | 2018-07-05 | パナソニックIpマネジメント株式会社 | 太陽電池、光吸収層および光吸収層の形成方法 |
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JP2014529882A (ja) * | 2011-08-04 | 2014-11-13 | スリーエム イノベイティブプロパティズカンパニー | バリアアセンブリ |
WO2018056312A1 (ja) * | 2016-09-23 | 2018-03-29 | 積水化学工業株式会社 | ペロブスカイト太陽電池 |
WO2018123402A1 (ja) * | 2016-12-28 | 2018-07-05 | パナソニックIpマネジメント株式会社 | 太陽電池、光吸収層および光吸収層の形成方法 |
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