JP6037144B2 - 太陽電池の製造方法、太陽電池モジュールの製造方法、及び太陽電池モジュール - Google Patents
太陽電池の製造方法、太陽電池モジュールの製造方法、及び太陽電池モジュール Download PDFInfo
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Description
Claims (17)
- 光電変換部と前記光電変換部上に形成された電極とを備える太陽電池の製造方法であって、
前記光電変換部を製造する工程と、
製造された前記光電変換部について少なくとも曲線因子を含む特性値を測定する工程と、
前記曲線因子と所定の閾値とを比較して、前記曲線因子が前記閾値以上である場合に前記電極の構造として第1の構造を選定し、前記曲線因子が前記閾値未満である場合に前記電極の構造として前記第1の構造よりも低抵抗な第2の構造を選定する工程と、
前記光電変換部上に、選定された前記第1の構造又は前記第2の構造を有する前記電極を形成する工程と、
を備える、太陽電池の製造方法。 - 光電変換部と前記光電変換部上に形成された電極とを備える太陽電池の製造方法であって、
前記光電変換部を製造する工程と、
製造された前記光電変換部について少なくとも曲線因子を含む特性値を測定する工程と、
前記曲線因子が低いほど、前記電極の構造として抵抗の低い構造を選定する工程と、
前記光電変換部上に、選定された構造を有する前記電極を形成する工程と、
を備える、太陽電池の製造方法。 - 請求項1又は2に記載の太陽電池の製造方法であって、
前記特性値には、前記光電変換部のテクスチャ構造のサイズが含まれる、太陽電池の製造方法。 - 請求項1〜3のいずれか1項に記載の太陽電池の製造方法であって、
前記特性値には、前記光電変換部の短絡電流、開放電圧、及びシート抵抗のうち少なくとも1つが含まれる、太陽電池の製造方法。 - 請求項4に記載の太陽電池の製造方法であって、
前記電極の構造は、前記短絡電流、前記開放電圧が低いほど抵抗の低い構造とし、前記シート抵抗が高いほど抵抗の低い構造とする、太陽電池の製造方法。 - 請求項1〜5のいずれか1項に記載の太陽電池の製造方法であって、
前記電極には、フィンガー電極と、バスバー電極とが含まれ、
前記特性値に基づいて前記フィンガー電極の形成パターンを選定する、太陽電池の製造方法。 - 請求項6に記載の太陽電池の製造方法であって、
前記各形成パターンは、前記フィンガー電極の厚みが互いに異なる、太陽電池の製造方法。 - 請求項6に記載の太陽電池の製造方法であって、
前記各形成パターンは、前記フィンガー電極の幅及び本数の少なくとも一方が互いに異なる、太陽電池の製造方法。 - 請求項1〜8のいずれか1項に記載の太陽電池の製造方法であって、
前記電極は、導電性フィラー及びバインダ樹脂を含み、
前記特性値に基づいて前記導電性フィラーの含有量を選定する、太陽電池の製造方法。 - 請求項3に記載の太陽電池の製造方法であって、
前記電極は、バインダ樹脂と、フレーク状フィラー及び球状フィラーを含有する導電性フィラーとを含み、
前記テクスチャ構造のサイズに基づいて前記フレーク状フィラー及び前記球状フィラーの含有率を選定する、太陽電池の製造方法。 - 請求項1〜10のいずれか1項に記載の太陽電池の製造方法であって、
前記電極は、製版を用いたスクリーン印刷法により前記光電変換部上に導電性ペーストを塗布して形成され、
前記特性値に基づいて前記製版を選定する、太陽電池の製造方法。 - 請求項3に記載の太陽電池の製造方法であって、
前記電極は、製版を用いたスクリーン印刷法により前記光電変換部上に導電性ペーストを塗布して形成され、
前記テクスチャ構造のサイズが小さいほど、前記導電性ペーストの塗布量が多くなる前記製版を選定する、太陽電池の製造方法。 - 請求項12に記載の太陽電池の製造方法であって、
前記テクスチャ構造のサイズが小さいほど、前記製版の開口幅及び厚みの少なくとも一方を大きくする、太陽電池の製造方法。 - 請求項1〜13のいずれか1項に記載の太陽電池の製造方法であって、
前記電極の構造の選定は、予めデータベースに記憶された規格値と、測定された前記特性値とを比較して自動的に行われる、太陽電池の製造方法。 - 請求項1〜14のいずれか1項に記載の製造方法により製造される、前記電極構造が互いに異なる少なくとも2種類の前記太陽電池を含む複数の前記太陽電池を、配線材で直列に接続して、一対の保護部材でカバーする、太陽電池モジュールの製造方法。
- 光電変換部上に形成された電極の構造が互いに異なる少なくとも2種類の太陽電池と、
前記太陽電池同士を接続する配線材と、
を備え、
前記少なくとも2種類の太陽電池は、
前記光電変換部の曲線因子が所定の閾値以上であって、かつ前記電極として第1の構造を有する第1の電極を備える第1の太陽電池と、
前記光電変換部の曲線因子が所定の閾値未満であって、かつ前記電極として前記第1の電極よりも低抵抗な第2の構造を有する第2の電極を備える第2の太陽電池と、
を含む、太陽電池モジュール。 - 請求項16に記載の太陽電池モジュールであって、
前記第1及び前記第2の電極には、それぞれフィンガー電極とバスバー電極とが含まれ、
前記第1及び前記第2の電極は、前記フィンガー電極の厚みが互いに異なる、太陽電池モジュール。
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CN105703709A (zh) * | 2014-11-26 | 2016-06-22 | 中电电气(上海)太阳能科技有限公司 | 一种太阳能电池组件中电极拉力的测试装置 |
US20200052135A1 (en) * | 2017-03-31 | 2020-02-13 | Kaneka Corporation | Photoelectric conversion element and photoelectric conversion element manufacturing method |
CN108417668A (zh) * | 2018-03-19 | 2018-08-17 | 苏州巨能图像检测技术有限公司 | 抽检式太阳能电池片电注抗光衰工艺 |
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US4256513A (en) * | 1978-10-19 | 1981-03-17 | Matsushita Electric Industrial Co., Ltd. | Photoelectric conversion device |
JPH0870533A (ja) * | 1994-08-26 | 1996-03-12 | Omron Corp | 太陽電池を用いた電源装置 |
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JP2012043870A (ja) | 2010-08-17 | 2012-03-01 | Sharp Corp | 太陽電池モジュールの製造方法 |
KR100997111B1 (ko) * | 2010-08-25 | 2010-11-30 | 엘지전자 주식회사 | 태양 전지 |
JP5477233B2 (ja) * | 2010-09-02 | 2014-04-23 | 信越化学工業株式会社 | 太陽電池の製造方法 |
-
2012
- 2012-05-29 WO PCT/JP2012/063762 patent/WO2013179387A1/ja active Application Filing
- 2012-07-25 JP JP2014518221A patent/JP6037144B2/ja not_active Expired - Fee Related
- 2012-07-25 WO PCT/JP2012/068820 patent/WO2013179500A1/ja active Application Filing
- 2012-07-25 DE DE112012006446.1T patent/DE112012006446B4/de not_active Expired - Fee Related
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2014
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WO2013179500A1 (ja) | 2013-12-05 |
US20150059824A1 (en) | 2015-03-05 |
DE112012006446B4 (de) | 2021-03-11 |
JPWO2013179500A1 (ja) | 2016-01-18 |
US9530903B2 (en) | 2016-12-27 |
DE112012006446T5 (de) | 2015-03-05 |
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