JP5495777B2 - 太陽電池モジュール - Google Patents
太陽電池モジュール Download PDFInfo
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- JP5495777B2 JP5495777B2 JP2009295272A JP2009295272A JP5495777B2 JP 5495777 B2 JP5495777 B2 JP 5495777B2 JP 2009295272 A JP2009295272 A JP 2009295272A JP 2009295272 A JP2009295272 A JP 2009295272A JP 5495777 B2 JP5495777 B2 JP 5495777B2
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- 239000004065 semiconductor Substances 0.000 claims description 138
- 239000000758 substrate Substances 0.000 claims description 120
- 239000000463 material Substances 0.000 claims description 59
- 239000011810 insulating material Substances 0.000 claims description 6
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- 230000015572 biosynthetic process Effects 0.000 description 23
- 238000002161 passivation Methods 0.000 description 20
- 238000009792 diffusion process Methods 0.000 description 15
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 14
- 229910052709 silver Inorganic materials 0.000 description 14
- 239000004332 silver Substances 0.000 description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 13
- 239000002019 doping agent Substances 0.000 description 13
- 229910052751 metal Inorganic materials 0.000 description 13
- 239000002184 metal Substances 0.000 description 13
- 229910052782 aluminium Inorganic materials 0.000 description 12
- 239000000853 adhesive Substances 0.000 description 11
- 230000001070 adhesive effect Effects 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 229910000679 solder Inorganic materials 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
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- -1 ITO Inorganic materials 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 230000001747 exhibiting effect Effects 0.000 description 7
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
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- 229910021419 crystalline silicon Inorganic materials 0.000 description 6
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- 239000010703 silicon Substances 0.000 description 6
- 238000004544 sputter deposition Methods 0.000 description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 5
- 239000000969 carrier Substances 0.000 description 5
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910006404 SnO 2 Inorganic materials 0.000 description 4
- 239000011231 conductive filler Substances 0.000 description 4
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
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- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 229910004205 SiNX Inorganic materials 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- ILAHWRKJUDSMFH-UHFFFAOYSA-N boron tribromide Chemical compound BrB(Br)Br ILAHWRKJUDSMFH-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
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- 150000002739 metals Chemical class 0.000 description 2
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- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
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- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 2
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
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- 238000002230 thermal chemical vapour deposition Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
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- 229910052757 nitrogen Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
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- RLOWWWKZYUNIDI-UHFFFAOYSA-N phosphinic chloride Chemical compound ClP=O RLOWWWKZYUNIDI-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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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
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
- H01L31/022441—Electrode arrangements specially adapted for back-contact solar cells
- H01L31/02245—Electrode arrangements specially adapted for back-contact solar cells for metallisation wrap-through [MWT] type solar cells
-
- 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
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
- H01L31/022441—Electrode arrangements specially adapted for back-contact solar cells
-
- 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
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
- H01L31/0508—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module the interconnection means having a particular shape
-
- 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
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
- H01L31/0516—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module specially adapted for interconnection of back-contact 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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- 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)
Description
、前記第2電極と第3配線材を介して電気的に接続されている。
第1の実施形態に係る太陽電池素子10aは、一導電型を呈する半導体基板1と、半導体基板1と異なる導電型を有する逆導電型層2と、貫通孔3と、第1の電極4と、第2の電極5と、を備える。
次に、本発明の太陽電池モジュールの実施形態について説明する。本実施形態に係る太陽電池モジュール20は、例えば、少なくとも2つの太陽電池素子10が互いに隣接するように配置し、さらに互いを配線材で直列に接続して構成される。なお、上記した少なくとも2つの太陽電池素子10は、上述した太陽電池素子10a及び太陽電池素子10bのいずれであってもよく、一方の太陽電池素子のみで太陽電池モジュールを構成してもよいし、両方の太陽電池素子を使用して太陽電池モジュールを構成してもよい。
次に、太陽電池素子10aおよび太陽電池素子10bの製造方法について説明する。
まず、p型の導電型を呈する半導体基板1を準備する。
次に、太陽電池素子10aにおいては、半導体基板1の第1の面1Fと第2の面1Sとの間に貫通孔3を形成する。
次に、半導体基板1の第1の面側に、光反射率の低減を効果的に行うための微細な突起(凸部)1bをもつテクスチャ構造1aを形成する。
次に、逆導電型層2を形成する。太陽電池素子10aにおいては、半導体基板1の第1の面1Fに第1逆導電型層2aを形成し、貫通孔3の内表面に第2逆導電型層2bを形成し、第2の面1Sに第3逆導電型層2cを形成する。一方で、太陽電池素子10bにおいては、第2の面1Sに逆導電型層2を形成する。
次に、半導体基板1の第1の面1Fに反射防止膜7を形成する。
次に、半導体基板1の第2の面1Sに半導体層6を形成する。
次に、半導体基板1の第2の面1Sに、パッシベーション膜8を形成する。
次に、太陽電池素子10aにおいては、第1の電極4を構成する主電極部4aと導通部4bとを形成する。
次に、上述のように形成される太陽電池素子10を用いて太陽電池モジュール20を製造する方法について説明する。
2 :逆導電型層
2a:第1逆導電型層
2b:第2逆導電型層
2c:第3逆導電型層
3 :貫通孔
4 :第1の電極
4a:主電極部
4b:導通部
4c:第1出力取出部
4d:第1集電部
4e:第1補助部
5 :第2の電極
5a:第2出力取出部
5b:集電部
5c:接続部
5d:第2集電部
5e:第2補助部
6 :半導体層
7 :反射防止膜
8 :パッシベーション膜
9 :絶縁層
10 :太陽電池素子
11 :透光性基板
12 :表側充填材
13 :裏側充填材
14 :裏面保護材
15 :配線材
16 :枠
17 :端子ボックス
18 :出力取出配線
19 :絶縁材
20 :太陽電池モジュール
21 :絶縁層
22 :絶縁シート
22a:絶縁シートの開口部
Claims (2)
- 第1の面及び該第1の面の裏面に相当する第2の面を有する半導体基板と、
前記第2の面に設けられた第1電極と、
前記第2の面に設けられ、第1電極と異なる極性を有するとともに、透光性を有する集電部を具備した第2電極と、を有する複数の太陽電池素子を備え、
一方の前記太陽電池素子の前記第1電極に電気的に接続された第1配線材と、他方の前記太陽電池素子の前記第2電極に電気的に接続された第2配線材とを電気的に接続してなる太陽電池モジュールであって、
前記第1及び前記2配線材は、前記半導体基板の前記第2の面から平面視して重なるように配置され、
前記第1配線材は、前記第2配線材よりも前記半導体基板側に配置されており、
前記第2配線材は、前記半導体基板の前記第2の面から平面視して、前記第1配線材が配置されている領域内に位置しているとともに、前記第2電極と第3配線材を介して電気的に接続されていることを特徴とする太陽電池モジュール。 - 前記第1配線材と前記第2配線材との間に絶縁材を介在させることを特徴とする請求項1に記載の太陽電池モジュール。
Priority Applications (1)
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JP2009295272A JP5495777B2 (ja) | 2009-12-25 | 2009-12-25 | 太陽電池モジュール |
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JP2009295272A JP5495777B2 (ja) | 2009-12-25 | 2009-12-25 | 太陽電池モジュール |
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JP2011134999A JP2011134999A (ja) | 2011-07-07 |
JP5495777B2 true JP5495777B2 (ja) | 2014-05-21 |
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JP2009295272A Expired - Fee Related JP5495777B2 (ja) | 2009-12-25 | 2009-12-25 | 太陽電池モジュール |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102319471B1 (ko) | 2014-06-11 | 2021-10-28 | 신에쓰 가가꾸 고교 가부시끼가이샤 | 태양전지 및 태양전지의 제조 방법 |
JP6199839B2 (ja) | 2014-09-30 | 2017-09-20 | 信越化学工業株式会社 | 太陽電池及びその製造方法 |
CN106876496B (zh) * | 2017-03-03 | 2019-07-05 | 广东爱旭科技股份有限公司 | P型perc双面太阳能电池及其组件、系统和制备方法 |
CN107425080B (zh) * | 2017-03-03 | 2019-11-15 | 广东爱康太阳能科技有限公司 | P型perc双面太阳能电池及其组件、系统和制备方法 |
CN106887475B (zh) * | 2017-03-03 | 2019-07-05 | 广东爱旭科技股份有限公司 | P型perc双面太阳能电池及其组件、系统和制备方法 |
EP3678192B1 (en) * | 2017-08-29 | 2022-03-30 | KYOCERA Corporation | Solar cell element and solar cell module |
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