KR101062180B1 - 태양전지 제조방법 및 이에 따라 제조된 태양전지 - Google Patents
태양전지 제조방법 및 이에 따라 제조된 태양전지 Download PDFInfo
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- KR101062180B1 KR101062180B1 KR1020100112916A KR20100112916A KR101062180B1 KR 101062180 B1 KR101062180 B1 KR 101062180B1 KR 1020100112916 A KR1020100112916 A KR 1020100112916A KR 20100112916 A KR20100112916 A KR 20100112916A KR 101062180 B1 KR101062180 B1 KR 101062180B1
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- Prior art keywords
- solar cell
- sodium
- light absorption
- absorption layer
- component
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000011734 sodium Substances 0.000 claims abstract description 94
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 90
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 90
- 230000031700 light absorption Effects 0.000 claims abstract description 77
- 239000000758 substrate Substances 0.000 claims abstract description 37
- 239000007864 aqueous solution Substances 0.000 claims abstract description 31
- 239000011248 coating agent Substances 0.000 claims abstract description 18
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 150
- 239000011669 selenium Substances 0.000 claims description 35
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 29
- 229910052717 sulfur Inorganic materials 0.000 claims description 29
- 239000011593 sulfur Substances 0.000 claims description 29
- 229910052733 gallium Inorganic materials 0.000 claims description 24
- 229910052979 sodium sulfide Inorganic materials 0.000 claims description 23
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 23
- 229910052711 selenium Inorganic materials 0.000 claims description 22
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims description 22
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 21
- 239000010949 copper Substances 0.000 claims description 21
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 19
- 229910052738 indium Inorganic materials 0.000 claims description 19
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 235000013024 sodium fluoride Nutrition 0.000 claims description 11
- 239000011775 sodium fluoride Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 7
- 238000007598 dipping method Methods 0.000 claims description 6
- VPQBLCVGUWPDHV-UHFFFAOYSA-N sodium selenide Chemical compound [Na+].[Na+].[Se-2] VPQBLCVGUWPDHV-UHFFFAOYSA-N 0.000 claims description 6
- 239000012153 distilled water Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 4
- 239000011247 coating layer Substances 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 19
- 239000000243 solution Substances 0.000 abstract description 17
- 239000010408 film Substances 0.000 description 18
- 230000004888 barrier function Effects 0.000 description 15
- 239000005361 soda-lime glass Substances 0.000 description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 6
- 239000002243 precursor Substances 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000000231 atomic layer deposition Methods 0.000 description 2
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000000224 chemical solution deposition Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 description 2
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229920000307 polymer substrate Polymers 0.000 description 2
- 238000001004 secondary ion mass spectrometry Methods 0.000 description 2
- 125000003748 selenium group Chemical group *[Se]* 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000010549 co-Evaporation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- VDQVEACBQKUUSU-UHFFFAOYSA-M disodium;sulfanide Chemical compound [Na+].[Na+].[SH-] VDQVEACBQKUUSU-UHFFFAOYSA-M 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Images
Classifications
-
- 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/0445—PV modules or arrays of single PV cells including thin film solar cells, e.g. single thin film a-Si, CIS or CdTe solar cells
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
Description
도 2는 본 발명의 다른 일 실시예에 따른 태양전지 제조방법을 개략적으로 도시하는 플로우챠트이다.
도 3은 도 2의 제조방법에 따라 제조된 태양전지 및 비교예에 따라 제조된 태양전지의 특성을 개략적으로 나타내는 그래프이다.
구분 | 비저항 (ohm·cm) |
홀 농도 (cm-3) |
이동도 (cm2/V·sec) |
광흡수층/소다라임 글래스 | 5.63X103 | 1.20X1015 | 0.92 |
광흡수층/확산방지막/소다라임 글래스 | - | - | - |
광흡수층/확산방지막/소다라임 글래스 (0.01M Na2S 수용액 처리 후 400oC, 20분 어닐링) |
2.04X102 | 4.08X1016 | 0.75 |
광흡수층/확산방지막/소다라임 글래스 (0.1M Na2S 수용액 처리 후 400oC, 20분 어닐링) |
1.56X102 | 3.30X1017 | 0.12 |
30: 광흡수층 40: 버퍼층
50: 전면전극 60: 반사방지막
70: 보조전극
Claims (10)
- 기판 상에 광흡수층을 형성하는 단계;
상기 광흡수층의 표면에 나트륨 성분을 포함하는 수용액을 공급하는 단계;
상기 광흡수층의 표면 상의 상기 수용액을 건조시켜, 상기 광흡수층의 표면에 나트륨 성분을 포함하는 코팅막을 형성하는 단계;
열처리를 통해 상기 코팅막 내의 나트륨 성분의 적어도 일부가 상기 광흡수층으로 확산되도록 하는 단계 및
상기 코팅막을 제거하는 단계
를 포함하는, 태양전지 제조방법. - 제1항에 있어서,
상기 광흡수층은 구리, 인듐 및 셀레늄을 포함하는, 태양전지 제조방법. - 제2항에 있어서,
상기 광흡수층은 갈륨을 더 포함하는, 태양전지 제조방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 열처리는 셀레늄 분위기에서 실시하는, 태양전지 제조방법. - 제1항에 있어서,
상기 수용액은 황화나트륨, 불화나트륨 및 셀렌화나트륨 중 적어도 어느 하나의 수용액인, 태양전지 제조방법. - 제1항에 있어서,
상기 수용액을 공급하는 단계는 스프레이법 또는 디핑법을 이용하는 단계인, 태양전지 제조방법. - 제1항에 있어서,
상기 코팅막을 제거하는 단계는 증류수로 세정하는 단계인, 태양전지 제조방법. - 상호 대향된 배면전극과 전면전극 및
상기 배면전극과 상기 전면전극 사이에 개재되며, 상기 전면전극 방향의 면 근방에서의 나트륨 성분의 농도가 상기 배면전극 방향의 면 근방에서의 나트륨 성분의 농도보다 높으며, 상기 배면전극 방향의 면 근방에서의 황 성분의 농도가 상기 전면전극 방향의 면 근방에서의 황 성분의 농도보다 높은, 광흡수층
을 구비하는, 태양전지. - 제8항에 있어서,
상기 광흡수층의 상기 배면전극 방향의 면 근방에서는 나트륨 성분이 존재하지 않는, 태양전지. - 제8항 또는 제9항에 있어서,
상기 광흡수층의 상기 전면전극 방향의 면 근방에는 황 성분이 존재하지 않는, 태양전지.
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KR1020100112916A KR101062180B1 (ko) | 2010-11-12 | 2010-11-12 | 태양전지 제조방법 및 이에 따라 제조된 태양전지 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013137587A1 (ko) | 2012-03-12 | 2013-09-19 | 한국에너지기술연구원 | Na 무함유 기판을 이용한 cigs계 박막 태양전지의 제조방법 및 이에 따라 제조된 태양전지 |
KR101328560B1 (ko) * | 2011-11-30 | 2013-11-12 | 주식회사 아바코 | Cigs 태양전지의 제조방법 |
KR101967275B1 (ko) * | 2018-01-08 | 2019-04-09 | 영남대학교 산학협력단 | 플렉시블 박막태양전지를 위한 Na 공급방법 및 그에 따라 제조된 태양전지 |
CN109852946A (zh) * | 2018-10-30 | 2019-06-07 | 北京铂阳顶荣光伏科技有限公司 | 一种镀膜方法及太阳能电池 |
US20220037553A1 (en) * | 2018-09-22 | 2022-02-03 | (Cnbm) Bengbu Design & Research Institute For Glass Industry Co., Ltd | Method for post-treating an absorber layer |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010118505A (ja) | 2008-11-13 | 2010-05-27 | Nippon Electric Glass Co Ltd | 太陽電池用ガラス基板 |
-
2010
- 2010-11-12 KR KR1020100112916A patent/KR101062180B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010118505A (ja) | 2008-11-13 | 2010-05-27 | Nippon Electric Glass Co Ltd | 太陽電池用ガラス基板 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101328560B1 (ko) * | 2011-11-30 | 2013-11-12 | 주식회사 아바코 | Cigs 태양전지의 제조방법 |
WO2013137587A1 (ko) | 2012-03-12 | 2013-09-19 | 한국에너지기술연구원 | Na 무함유 기판을 이용한 cigs계 박막 태양전지의 제조방법 및 이에 따라 제조된 태양전지 |
KR101967275B1 (ko) * | 2018-01-08 | 2019-04-09 | 영남대학교 산학협력단 | 플렉시블 박막태양전지를 위한 Na 공급방법 및 그에 따라 제조된 태양전지 |
US20220037553A1 (en) * | 2018-09-22 | 2022-02-03 | (Cnbm) Bengbu Design & Research Institute For Glass Industry Co., Ltd | Method for post-treating an absorber layer |
CN109852946A (zh) * | 2018-10-30 | 2019-06-07 | 北京铂阳顶荣光伏科技有限公司 | 一种镀膜方法及太阳能电池 |
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