JP7104079B2 - 太陽電池及びこれを含む太陽電池パネル - Google Patents
太陽電池及びこれを含む太陽電池パネル Download PDFInfo
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- 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
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- 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
- H01L31/022433—Particular geometry of the grid contacts
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- H01L31/02002—Arrangements for conducting electric current to or from the device in operations
- H01L31/02005—Arrangements for conducting electric current to or from the device in operations for device characterised by at least one potential jump barrier or surface barrier
- H01L31/02008—Arrangements for conducting electric current to or from the device in operations for device characterised by at least one potential jump barrier or surface barrier for solar cells or solar cell modules
- H01L31/0201—Arrangements for conducting electric current to or from the device in operations for device characterised by at least one potential jump barrier or surface barrier for solar cells or solar cell modules comprising specially adapted module bus-bar structures
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- H01L31/042—PV modules or arrays of single PV cells
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- H01L31/042—PV modules or arrays of single PV cells
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Description
Claims (6)
- 傾斜部を備える半導体基板と、前記半導体基板の一面に、または前記半導体基板の一面上に形成された第1導電型領域及び第2導電型領域と、前記半導体基板の前記一面上で前記第1導電型領域に接続される第1電極と、前記半導体基板の前記一面上で前記第2導電型領域に接続される第2電極と、を含む太陽電池と、
前記太陽電池の前記一面側で、前記太陽電池の前記第1電極に接続される複数の第1配線、及び前記太陽電池の前記第2電極に接続される複数の第2配線を含む配線材と、を含み、
前記第1電極及び第2電極の内、少なくとも一つは、
第1方向に延長される複数の内側フィンガー部及び前記第1方向と交差する第2方向の端に隣接する部分で前記第1方向に延長される複数の外側フィンガー部を含むフィンガー部と、
前記傾斜部に隣接する一側から前記複数の外側フィンガー部の少なくとも一部を接続する接続部と、を含み、
前記傾斜部は、前記第2方向の端から前記第1方向の一側と他側にそれぞれ位置する第1傾斜部及び第2傾斜部を含み、
前記第1電極は、
前記第1方向に延長される複数の第1内側フィンガー部及び前記端に隣接する部分で前記第1方向に延長される複数の第1外側フィンガー部を含む複数の第1フィンガー部と、
前記第1傾斜部に隣接する前記一側で前記複数の第1外側フィンガー部の少なくとも一部を接続する第1接続部と、を含み、
前記第2電極は、
前記第1方向に延長される複数の第2内側フィンガー部及び前記端に隣接する部分で前記第1方向に延長される複数の第2外側フィンガー部を含む複数の第2フィンガー部と、
前記第2傾斜部に隣接する前記他側で前記複数の第2外側フィンガー部の少なくとも一部を接続する第2接続部と、を含み、
前記第2方向で、前記第1フィンガー部と前記第2フィンガー部は、交互に位置し、
前記第1配線及び第2配線は、前記第2方向に延長され、前記第1方向で互いに交互に位置し、
前記第1電極と前記第1配線の間、及び前記第2電極と前記第2配線の間に位置する接続部材をさらに含み、
前記第2電極と前記第1配線の間、及び前記第1電極と前記第2配線の間に位置する絶縁部材をさらに含み、
前記絶縁部材は、前記第1接続部または第2接続部に隣接した延長絶縁部材、及び前記延長絶縁部材と異なる形状または大きさを有するメイン絶縁部材を含む、太陽電池パネル。 - 前記第1配線及び第2配線は、前記第2方向に延長され、前記第1方向で互いに交互に位置し、
前記傾斜部にそれぞれ、前記第1配線は、少なくとも一つ位置し、前記第2配線は、少なくとも一つ位置する、請求項1に記載の太陽電池パネル。 - 前記第1傾斜部と前記第2傾斜部の間に位置する第1端の第1メイン部分の一側から、前記第1配線は、前記第2配線より前記第1傾斜部から離れて位置し、
前記第1端の前記第1メイン部分の他側から、前記第2配線は、前記第1配線より前記第2傾斜部から離れて位置する、請求項1に記載の太陽電池パネル。 - 前記第1配線は、前記第2方向の一側から外部に延長され、
前記第2方向の他側に位置する前記第1配線の端部は、前記太陽電池の内部で、前記傾斜部及び前記接続部から離隔して位置し、
前記第2配線は、前記第2方向の前記他側から外部に延長され、
前記第2方向の前記一側に位置する前記第2配線の端部は、前記太陽電池の内部で、前記傾斜部及び前記接続部から離隔して位置する、請求項3に記載の太陽電池パネル。 - 前記延長絶縁部材は、前記第1方向の幅がメイン絶縁部材の幅の半分以下の部分を含み、
前記延長絶縁部材は、前記第2方向で、前記複数の第1外側フィンガー部または第2外側フィンガー部、及びこれらの間に位置する前記第2外側フィンガー部または第1外側フィンガー部を覆うように延長された、請求項1に記載の太陽電池パネル。 - 前記延長絶縁部材は、前記第1配線または第2配線が通り過ぎる部分において、前記第1接続部または第2接続部を覆うように形成される、請求項5に記載の太陽電池パネル。
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JP2008235795A (ja) | 2007-03-23 | 2008-10-02 | Sanyo Electric Co Ltd | 太陽電池 |
JP2012119393A (ja) | 2010-11-29 | 2012-06-21 | Sanyo Electric Co Ltd | 太陽電池セル及び太陽電池モジュール |
JP2012227281A (ja) | 2011-04-18 | 2012-11-15 | Kaneka Corp | 結晶シリコン系太陽電池 |
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CN104124287A (zh) | 2014-06-20 | 2014-10-29 | 中山大学 | 一种单晶硅太阳电池背表面栅线电极结构及单晶硅太阳电池 |
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EP3680939B1 (en) | 2021-08-04 |
KR102622744B1 (ko) | 2024-01-09 |
EP3680939A1 (en) | 2020-07-15 |
CN111416004B (zh) | 2023-09-12 |
JP2020113760A (ja) | 2020-07-27 |
US20200220034A1 (en) | 2020-07-09 |
US11575054B2 (en) | 2023-02-07 |
KR20200086121A (ko) | 2020-07-16 |
CN111416004A (zh) | 2020-07-14 |
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