JP2015536530A - ずれた配列構造の電極組立体を含む電池セル - Google Patents
ずれた配列構造の電極組立体を含む電池セル Download PDFInfo
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 4
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Abstract
Description
前記電極組立体は、電極端子の位置を基準として垂直方向に積層されており、電極組立体の界面において、上部位置の電極組立体の一側下端縁部は下部位置の電極組立体の上面と接し、下部位置の電極組立体の一側上端縁部は上部位置の電極組立体の下面と接する構造で積層されており、
前記電池ケースは、電極組立体の積層外形に対応する内面形状を含む構造からなっている。
112 第1電極組立体
113 電極端子
116 第2電極組立体
116a 正極
116b 負極
116c 分離膜
117 電極端子
Claims (18)
- 正極、負極、及び前記正極と負極との間に介在した分離膜の構造を有する2つ以上の電極組立体が電池ケースに内蔵されている電池セルであって、
前記電極組立体は、電極端子の位置を基準として垂直方向に積層されており、電極組立体の界面において、上部位置の電極組立体の一側下端縁部は、下部位置の電極組立体の上面と接し、下部位置の電極組立体の一側上端縁部は、上部位置の電極組立体の下面と接する構造で積層されており、
前記電池ケースは、電極組立体の積層外形に対応する内面形状からなることを特徴とする、電池セル。 - 前記電極組立体は、全体的に板状の六面体構造からなることを特徴とする、請求項1に記載の電池セル。
- 前記電極組立体は、巻き取り型構造、スタック型構造、またはスタック/フォールディング型構造からなることを特徴とする、請求項1に記載の電池セル。
- 前記電極組立体は、巻き取り型構造であって、垂直断面視でそれぞれ高さよりも相対的に長さが長い楕円形状のジェリーロール型電極組立体であることを特徴とする、請求項3に記載の電池セル。
- 前記電極組立体は、スタック型構造またはスタック/フォールディング型構造であって、積層された状態で最外郭に位置する電極は同じ極性を有することを特徴とする、請求項3に記載の電池セル。
- 前記最外郭に位置する電極は負極であることを特徴とする、請求項5に記載の電池セル。
- 前記電極組立体は、電極端子が同じ方向に配列されるように積層されていることを特徴とする、請求項1に記載の電極組立体。
- 前記電極端子が突出している電極組立体の一面は上下に隣接する構造で形成されていることを特徴とする、請求項7に記載の電池セル。
- 前記下部位置の電極組立体の上面と接する上部位置の電極組立体の一側下端縁部、及び前記上部位置の電極組立体の下面と接する下部位置の電極組立体の一側上端縁部は、それぞれ電極端子が突出している方向を基準として垂直方向の縁部のうちの1つであることを特徴とする、請求項1に記載の電池セル。
- 前記電極組立体は、大きさが互いに同一であることを特徴とする、請求項1に記載の電池セル。
- 前記電極組立体のうちの少なくとも2つの電極組立体は、厚さ、横幅(横の長さ)及び縦幅(縦の長さ)のうちの少なくとも1つが互いに異なることを特徴とする、請求項1に記載の電池セル。
- 前記上部位置の電極組立体の下面は、20〜95%の面積で下部位置の電極組立体の上面と対面していることを特徴とする、請求項1に記載の電池セル。
- 前記電池ケースは、樹脂層と金属層を含むラミネートシートの電池ケース、または金属缶であることを特徴とする、請求項1に記載の電池セル。
- 前記ラミネートシートの電池ケースまたは金属缶には、幅と高さにおいて段差構造を有する収納部が形成されていることを特徴とする、請求項13に記載の電池セル。
- 前記ラミネートシートの電池ケースは上部ケース及び下部ケースからなっており、前記上部ケースと下部ケースは、互いに結合されて密封された空間上に、積層された電極組立体が収容可能なように、電極組立体の積層外形に対応して収納部が形成されていることを特徴とする、請求項14に記載の電池セル。
- 前記電池セルは、リチウムイオン電池セルまたはリチウムイオンポリマー電池セルであることを特徴とする、請求項1に記載の電池セル。
- 請求項1から16のいずれか一項に記載の電池セルを電源として含んでいる、デバイス。
- 前記デバイスは、携帯電話、携帯用コンピュータ、スマートフォン、タブレットPC、スマートパッド、ネットブック、LEV(Light Electronic Vehicle)、電気自動車、ハイブリッド電気自動車、プラグインハイブリッド電気自動車、及び電力貯蔵装置からなる群から選択されることを特徴とする、請求項17に記載のデバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2013-0015469 | 2013-02-13 | ||
KR1020130015469A KR101586201B1 (ko) | 2013-02-13 | 2013-02-13 | 엇갈린 배열 구조의 전극조립체를 포함하는 전지셀 |
PCT/KR2014/001047 WO2014126358A1 (ko) | 2013-02-13 | 2014-02-07 | 엇갈린 배열 구조의 전극조립체를 포함하는 전지셀 |
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JP2015536530A true JP2015536530A (ja) | 2015-12-21 |
JP6284532B2 JP6284532B2 (ja) | 2018-02-28 |
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US (1) | US10319952B2 (ja) |
EP (1) | EP2919312B1 (ja) |
JP (1) | JP6284532B2 (ja) |
KR (1) | KR101586201B1 (ja) |
CN (1) | CN104813530B (ja) |
WO (1) | WO2014126358A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017532715A (ja) * | 2014-09-25 | 2017-11-02 | エルジー・ケム・リミテッド | 2つ以上のケース部材を含む角型電池セル |
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CN107154480A (zh) * | 2013-08-29 | 2017-09-12 | 宏达国际电子股份有限公司 | 电池结构 |
KR102517901B1 (ko) * | 2015-10-02 | 2023-04-03 | 삼성에스디아이 주식회사 | 이차 전지 |
KR102263409B1 (ko) * | 2016-10-31 | 2021-06-11 | 주식회사 엘지에너지솔루션 | 스웰링을 방지하는 구조로 이루어진 전지셀 |
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CN111106300B (zh) * | 2019-01-30 | 2021-05-11 | 宁德时代新能源科技股份有限公司 | 电池单元及电池模组 |
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CN116053665A (zh) * | 2023-03-27 | 2023-05-02 | 宁德新能源科技有限公司 | 二次电池及其制造方法和电子装置 |
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WO2014126358A1 (ko) | 2014-08-21 |
US10319952B2 (en) | 2019-06-11 |
US20150340662A1 (en) | 2015-11-26 |
EP2919312A4 (en) | 2016-05-11 |
KR20140102387A (ko) | 2014-08-22 |
JP6284532B2 (ja) | 2018-02-28 |
EP2919312B1 (en) | 2017-05-17 |
EP2919312A1 (en) | 2015-09-16 |
CN104813530A (zh) | 2015-07-29 |
CN104813530B (zh) | 2018-09-14 |
KR101586201B1 (ko) | 2016-01-20 |
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