WO2023276537A1 - Module de cellules solaires - Google Patents

Module de cellules solaires Download PDF

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Publication number
WO2023276537A1
WO2023276537A1 PCT/JP2022/022355 JP2022022355W WO2023276537A1 WO 2023276537 A1 WO2023276537 A1 WO 2023276537A1 JP 2022022355 W JP2022022355 W JP 2022022355W WO 2023276537 A1 WO2023276537 A1 WO 2023276537A1
Authority
WO
WIPO (PCT)
Prior art keywords
solar cell
cell module
sheet
solar cells
solar
Prior art date
Application number
PCT/JP2022/022355
Other languages
English (en)
Japanese (ja)
Inventor
広平 小島
淳一 中村
徹 寺下
Original Assignee
株式会社カネカ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社カネカ filed Critical 株式会社カネカ
Priority to JP2023531725A priority Critical patent/JPWO2023276537A1/ja
Publication of WO2023276537A1 publication Critical patent/WO2023276537A1/fr

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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
    • H01L31/048—Encapsulation of modules

Definitions

  • a solar cell module is a single solar cell module that covers a plurality of solar cells and light-receiving surface sides of the plurality of solar cells, and has a three-dimensional curved surface facing the plurality of solar cells.
  • a surface protection member a single back sheet that covers the back surfaces of the plurality of solar cells, has one or more cuts extending from the outer edge, and is molded into a shape that follows the facing surface;
  • FIG. 1 is a perspective view showing a solar cell module according to a first embodiment of the invention
  • FIG. FIG. 2 is a back view of the solar cell module of FIG. 1
  • FIG. 3 is a cross-sectional view taken along the line XX of the solar cell module of FIG. 2
  • FIG. 3 is an exploded view of a back sheet of the solar cell module of FIG. 2
  • FIG. 10 is a back view of a solar cell module according to a second embodiment of the present invention
  • FIG. 6 is a cross-sectional view of the solar cell module of FIG. 5 taken along line YY;
  • FIG. 6 is an exploded view of the back sheet of the solar cell module of FIG. 5;
  • the backsheet 30 protects the solar cells 10 by covering the plurality of solar cells 10 with the sealing material 40 interposed therebetween.
  • the back sheet 30 is a flexible sheet, and is pressed against the surface protection member 20 during manufacturing of the solar cell module 1 to be formed into a shape that follows the facing surface 21 of the surface protection member 20 .
  • the back sheet 30 has a plurality of cuts 31.
  • the plurality of cuts 31 facilitates deformation into a shape following the facing surface 21 of the backsheet 30 during manufacturing of the solar cell module 1 . Therefore, the number, size, arrangement, etc. of the cuts 31 can be selected according to the shape of the surface protection member 20 .
  • the notch 31 is arranged so that a portion of the notch 31 overlaps with the solar battery cell 10 so as to be difficult to see from the light receiving surface side. In other words, it is preferable that the cuts 31 are not arranged in the gaps between the strings 11 .
  • the outer shape of the backsheet 30 can be formed so as to form a desired planar shape when assembled in the solar cell module 1 .
  • connection portion 52 holds the cover portions 51 integrally and arranges the cover portions 51 at appropriate positions when the solar cell module 1 is assembled, particularly when the patch sheet 50 and the back sheet 30 are laminated. make it easier.
  • the connecting portion 52 is formed in a shape that can exert rigidity to the extent that the cover portion 51 can be positioned.
  • Solar cell module 1A includes a plurality of solar cells 10, a single surface protection member 20 covering the light receiving surface sides of the plurality of solar cells 10, and a single back cover covering the back side of the plurality of solar cells 10. It comprises a sheet 30A, a sealing material 40 filled between the surface protection member 20 and the backsheet 30A, and a single patch sheet 50A laminated on the back side of the backsheet 30A.
  • the patch sheet 50A has a plurality of cover portions 51 that cover the cuts 31A, and a connection portion 52A that connects the plurality of cover portions 51.
  • the material and the like of the patch sheet 50A of the solar cell module 1A of FIG. 5 are the same as those of the patch sheet 50 of the solar cell module 1 of FIG.
  • the connection portion 52A may have a relatively large area as in the present embodiment when the curvature of the facing surface 21 of the surface protection member 20 at the portion where the connection portion 52A is arranged is small. Moreover, the width of the connection portion 52A may be reduced according to the shape of the facing surface 21 so that it can be partially bent.
  • Reference Signs List 1 1A solar battery module 10 solar battery cell 11 string 20 surface protection member 21 facing surface 30, 30A back sheet 31, 31A cut 32 cutting line 33 separation part 34 opening 40 sealing material 50, 50A patch sheet 51 cover part 52 connection portion 53 base layer 54 adhesive layer

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

Selon un aspect de la présente invention, un module de cellules solaires 1 de forme tridimensionnelle peut être facilement fabriqué, et comprend : une pluralité de cellules solaires 10 ; un élément de protection de surface unique 20 qui recouvre un côté de surface de réception de lumière de la pluralité de cellules solaires 10 et dont une surface opposée 21 à la pluralité de cellules solaires 10 est une surface incurvée tridimensionnelle ; une feuille arrière individuelle 30 qui recouvre un côté de surface arrière de la pluralité de cellules solaires 10, comporte une ou plusieurs découpes 31 formées à partir de bords extérieurs, et se présente sous une certaine forme le long de la surface opposée 21 ; un matériau d'étanchéité 40 introduit entre l'élément de protection de surface 20 et la feuille arrière 30 ; et une ou plusieurs feuilles de patch 50 qui recouvrent un côté de surface de réception de lumière ou un côté de surface arrière de chacune des découpes 31.
PCT/JP2022/022355 2021-06-29 2022-06-01 Module de cellules solaires WO2023276537A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023531725A JPWO2023276537A1 (fr) 2021-06-29 2022-06-01

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021107888 2021-06-29
JP2021-107888 2021-06-29

Publications (1)

Publication Number Publication Date
WO2023276537A1 true WO2023276537A1 (fr) 2023-01-05

Family

ID=84691238

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/022355 WO2023276537A1 (fr) 2021-06-29 2022-06-01 Module de cellules solaires

Country Status (2)

Country Link
JP (1) JPWO2023276537A1 (fr)
WO (1) WO2023276537A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001102616A (ja) * 1999-09-29 2001-04-13 Sharp Corp 太陽電池モジュール
JP2006165169A (ja) * 2004-12-06 2006-06-22 Canon Inc 太陽電池モジュール、その製造方法及び、その施工方法
JP2010067684A (ja) * 2008-09-09 2010-03-25 Sharp Corp 太陽電池モジュールおよびその製造方法
CN202482248U (zh) * 2012-02-22 2012-10-10 展丰能源技术（上海）有限公司 用于修补太阳能电池组件背板的粘贴装置
JP2012243996A (ja) * 2011-05-20 2012-12-10 Kaneka Corp 薄膜シリコン系太陽電池モジュール
JP2014096511A (ja) * 2012-11-12 2014-05-22 Panasonic Corp 太陽電池モジュール
WO2019176646A1 (fr) * 2018-03-13 2019-09-19 パナソニックＩｐマネジメント株式会社 Module de cellules solaires
CN212335093U (zh) * 2020-01-10 2021-01-12 杜邦电子公司 修补胶带及用于修补太阳能电池模块受损背板修补设备

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001102616A (ja) * 1999-09-29 2001-04-13 Sharp Corp 太陽電池モジュール
JP2006165169A (ja) * 2004-12-06 2006-06-22 Canon Inc 太陽電池モジュール、その製造方法及び、その施工方法
JP2010067684A (ja) * 2008-09-09 2010-03-25 Sharp Corp 太陽電池モジュールおよびその製造方法
JP2012243996A (ja) * 2011-05-20 2012-12-10 Kaneka Corp 薄膜シリコン系太陽電池モジュール
CN202482248U (zh) * 2012-02-22 2012-10-10 展丰能源技术（上海）有限公司 用于修补太阳能电池组件背板的粘贴装置
JP2014096511A (ja) * 2012-11-12 2014-05-22 Panasonic Corp 太陽電池モジュール
WO2019176646A1 (fr) * 2018-03-13 2019-09-19 パナソニックＩｐマネジメント株式会社 Module de cellules solaires
CN212335093U (zh) * 2020-01-10 2021-01-12 杜邦电子公司 修补胶带及用于修补太阳能电池模块受损背板修补设备

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Publication number Publication date
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