JP2023123356A - 背面接触電池の電極構造、電池、モジュール及び電池システム - Google Patents
背面接触電池の電極構造、電池、モジュール及び電池システム Download PDFInfo
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Abstract
Description
Claims (19)
- 第1極性領域を収集するための第1グリッド線と、
第2極性領域を収集するための第2グリッド線と、
背面接触電池の第1エッジに近い側に設置され、前記第1グリッド線に接続される第1主グリッドと、
第1pad点と、
前記第1主グリッドと前記第1pad点とをそれぞれ接続する第1接続電極と、を含み、
前記第1pad点と前記第1エッジとの距離は、前記第1主グリッドと前記第1エッジとの距離より大きいことを特徴とする、背面接触電池の電極構造。 - 前記第2グリッド線は前記第1主グリッドと前記第1pad点との間に位置する第1湾曲グリッド線を含み、前記第1湾曲グリッド線はそれぞれ前記第1主グリッド及び前記第1pad点に向かって湾曲し、且ついずれも前記第1主グリッド及び前記第1pad点と接触していないか、又は前記第1湾曲グリッド線は前記第1主グリッドに向かって湾曲し、前記第1主グリッドと接触していないか、又は前記第1湾曲グリッド線は前記第1pad点に向かって湾曲し、前記第1pad点と接触していないことを特徴とする、請求項1に記載の背面接触電池の電極構造。
- 前記第1湾曲グリッド線は少なくとも1つの前記第1グリッド線を通過することを特徴とする、請求項2に記載の背面接触電池の電極構造。
- 前記第1接続電極の中心線と前記第1pad点の中心線とは同一直線上にないことを特徴とする、請求項2に記載の背面接触電池の電極構造。
- 前記第1主グリッドと前記第1pad点とをそれぞれ接続する第3グリッド線をさらに含み、前記第3グリッド線は前記第1接続電極に隣接して設置され、前記第3グリッド線の幅は前記第1接続電極の幅より小さいことを特徴とする、請求項2に記載の背面接触電池の電極構造。
- 前記第2グリッド線は、前記第1pad点の中心線に位置する部分領域において第1絶縁材料で覆われていることを特徴とする、請求項1に記載の背面接触電池の電極構造。
- 前記第1主グリッドと前記第1エッジとの距離は0.01mmから3mmであることを特徴とする、請求項1に記載の背面接触電池の電極構造。
- 前記第1pad点と前記第1エッジとの距離は1mmから20mmであることを特徴とする、請求項7に記載の背面接触電池の電極構造。
- 背面接触電池の前記第1エッジと相互に対向する第2エッジに近い側に設置され、前記第2グリッド線に接続される第2主グリッドと、
第2pad点と、
前記第2主グリッドと前記第2pad点とをそれぞれ接続する第2接続電極とをさらに含み、
前記第2pad点と前記第2エッジとの距離は、前記第2主グリッドと前記第2エッジとの距離より大きいことを特徴とする、請求項1から8のいずれか1項に記載の背面接触電池の電極構造。 - 前記第1グリッド線は前記第2主グリッドと前記第2pad点との間に位置する第2湾曲グリッド線を含み、前記第2湾曲グリッド線はそれぞれ前記第2主グリッド及び前記第2pad点に向かって湾曲し、且ついずれも前記第2主グリッド及び前記第2pad点と接触していないか、又は前記第2湾曲グリッド線は前記第2主グリッドに向かって湾曲し、前記第2主グリッドと接触していないか、又は前記第2湾曲グリッド線は前記第2pad点に向かって湾曲し、前記第2pad点と接触していないことを特徴とする、請求項9に記載の背面接触電池の電極構造。
- 前記第2湾曲グリッド線は少なくとも1つの前記第2グリッド線を通過することを特徴とする、請求項10に記載の背面接触電池の電極構造。
- 前記第2接続電極の中心線と前記第2pad点の中心線とは同一直線上にあることを特徴とする、請求項10に記載の背面接触電池の電極構造。
- 前記第2主グリッドと前記第2pad点とをそれぞれ接続する第4グリッド線をさらに含み、前記第4グリッド線は前記第2接続電極に隣接して設置され、前記第4グリッド線の幅は前記第2接続電極の幅より小さいことを特徴とする、請求項10に記載の背面接触電池の電極構造。
- 前記第1グリッド線は、前記第2pad点の中心線に位置する部分領域において第2絶縁材料で覆われていることを特徴とする、請求項9に記載の背面接触電池の電極構造。
- 前記第2主グリッドと前記第2エッジとの距離は0.01mmから3mmであることを特徴とする、請求項9に記載の背面接触電池の電極構造。
- 前記第2pad点と前記第2エッジとの距離は1mmから20mmであることを特徴とする、請求項15に記載の背面接触電池の電極構造。
- 請求項1から16のいずれか1項に記載の電極構造を含み、前記電極構造は背面接触電池のバックライト面に設置されることを特徴とする、背面接触電池。
- 請求項17に記載の背面接触電池を含むことを特徴とする、背面接触電池モジュール。
- 請求項18に記載の背面接触電池モジュールを含むことを特徴とする、背面接触電池システム。
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CN115148839A (zh) * | 2022-09-05 | 2022-10-04 | 浙江晶科能源有限公司 | 背接触太阳能电池及光伏组件 |
CN115632086A (zh) * | 2022-09-14 | 2023-01-20 | 泰州隆基乐叶光伏科技有限公司 | 一种焊接方法及光伏组件 |
CN115377231B (zh) * | 2022-10-24 | 2023-10-24 | 浙江晶科能源有限公司 | 太阳能电池及光伏组件 |
CN117238980A (zh) * | 2022-10-24 | 2023-12-15 | 浙江晶科能源有限公司 | 太阳能电池及光伏组件 |
CN115579407B (zh) * | 2022-12-12 | 2023-03-14 | 浙江爱旭太阳能科技有限公司 | 电极结构、背接触太阳能电池片、电池组件和光伏系统 |
CN115832076B (zh) * | 2023-01-05 | 2023-05-12 | 广东爱旭科技有限公司 | 背接触太阳能电池的电极结构、电池及其组件和光伏系统 |
CN115810679B (zh) * | 2023-01-31 | 2023-04-28 | 金阳(泉州)新能源科技有限公司 | 一种背接触电池及其电极结构 |
CN117219687B (zh) * | 2023-11-06 | 2024-03-12 | 晶科能源(海宁)有限公司 | 太阳能电池及光伏组件 |
CN117438482A (zh) * | 2023-12-07 | 2024-01-23 | 浙江爱旭太阳能科技有限公司 | 背接触电池片、电池串、电池组件和光伏系统 |
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CN114242810B (zh) | 2022-04-29 |
WO2022179747A9 (en) | 2022-10-20 |
AU2023200965A1 (en) | 2023-09-07 |
JP2023179703A (ja) | 2023-12-19 |
KR102570348B1 (ko) | 2023-08-23 |
WO2022179747A2 (en) | 2022-09-01 |
US11588060B1 (en) | 2023-02-21 |
WO2022179747A3 (en) | 2022-12-08 |
JP7401700B2 (ja) | 2023-12-19 |
EP4235809A1 (en) | 2023-08-30 |
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MX2023000068A (es) | 2023-08-25 |
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