JP2013084588A - 蓄電装置 - Google Patents
蓄電装置 Download PDFInfo
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- JP2013084588A JP2013084588A JP2012209931A JP2012209931A JP2013084588A JP 2013084588 A JP2013084588 A JP 2013084588A JP 2012209931 A JP2012209931 A JP 2012209931A JP 2012209931 A JP2012209931 A JP 2012209931A JP 2013084588 A JP2013084588 A JP 2013084588A
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- graphene
- storage device
- power storage
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Abstract
【解決手段】複数の柱状の突起を有する活物質を負極に有し、柱状の突起の軸に垂直な断面の形状は、十字型、H字型、L字型、I字型、T字型、U字型、Z字型のような多角形状若しくは曲線を含む多角形状であることを特徴とする蓄電装置である。複数の柱状の突起を有する活物質は、グラフェンで覆われていても良い。
【選択図】図6
Description
本実施の形態では、充放電による劣化が少なく、高充放電サイクル特性を有する蓄電装置の負極の構造及びその作製方法について、図1乃至図5を用いて説明する。
本実施の形態では、充放電による劣化が少なく、高充放電サイクル特性を有する蓄電装置の負極の構造及びその作製方法について、図6乃至図7を用いて説明する。本実施の形態で説明する負極は、実施の形態1と比較して、グラフェンを設ける構成を有する点において異なる。
本実施の形態では、充放電による劣化が少なく、高充放電サイクル特性を有する蓄電装置の負極の構造及びその作製方法について、図8を用いて説明する。本実施の形態で説明する負極は、実施の形態1と比較して、集電体を有する構成で異なり、さらにグラフェンを設けた構成も説明する。
本実施の形態では、蓄電装置の正極構造及び作製方法について説明する。
本実施の形態では、蓄電装置の構造及び作製方法について説明する。
本発明の一態様に係る蓄電装置は、電力により駆動する様々な電気機器の電源として用いることができる。
100a 負極
100b 負極
101 活物質
101a 共通部
101b 柱状の突起
103 保護層
200 負極
200a 負極
200b 負極
201 活物質
201a 共通部
201b 柱状の突起
202 グラフェン
203 保護層
300 負極
301 活物質
301a 共通部
301b 柱状の突起
302 グラフェン
400 正極
401 正極集電体
402 正極活物質層
403 正極活物質
404 グラフェン
405 スペーサ
500 リチウム二次電池
501 負極集電体
503 負極活物質層
505 負極
507 正極集電体
509 正極活物質層
511 正極
513 セパレータ
515 電解質
517 外部端子
519 外部端子
521 ガスケット
5000 表示装置
5001 筐体
5002 表示部
5003 スピーカー部
5004 蓄電装置
5100 照明装置
5101 筐体
5102 光源
5103 蓄電装置
5104 天井
5105 側壁
5106 床
5107 窓
5200 室内機
5201 筐体
5202 送風口
5203 蓄電装置
5204 室外機
5300 電気冷凍冷蔵庫
5301 筐体
5302 冷蔵室用扉
5303 冷凍室用扉
5304 蓄電装置
9033 留め具
9034 表示モード切り替えスイッチ
9035 電源スイッチ
9036 省電力モード切り替えスイッチ
9038 操作スイッチ
9630 筐体
9631 表示部
9631a 表示部
9631b 表示部
9632a 領域
9632b 領域
9633 太陽電池
9634 充放電制御回路
9635 バッテリー
9636 DCDCコンバータ
9637 コンバータ
9638 操作キー
9639 キーボード表示切り替えボタン
Claims (6)
- 複数の柱状の突起を有する活物質を負極に有し、
前記柱状の突起の軸に垂直な断面の形状は、多角形状又は曲線を含む多角形状であることを特徴とする蓄電装置。 - 集電体と、前記集電体上の複数の柱状の突起を有する活物質と、を負極に有し、
前記複数の柱状の突起の軸に垂直な断面の形状は、多角形状又は曲線を含む多角形状であることを特徴とする蓄電装置。 - 請求項1又は2において、
前記複数の柱状の突起と、前記活物質の上面は、グラフェンで覆われていることを特徴とする蓄電装置。 - 請求項1乃至3のいずれか一項において、
前記複数の柱状の突起は、並進対称に配列していることを特徴とする蓄電装置。 - 請求項1乃至4のいずれか一項において、
前記複数の柱状の突起の断面形状は、千鳥状に配列していることを特徴とする蓄電装置。 - 請求項1乃至5のいずれか一項において、
前記複数の柱状の突起を有する活物質は、単結晶シリコンからなることを特徴とする蓄電装置。
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JP2021026809A (ja) * | 2019-07-31 | 2021-02-22 | 株式会社豊田中央研究所 | 二次電池 |
Also Published As
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CN103035876A (zh) | 2013-04-10 |
JP6050073B2 (ja) | 2016-12-21 |
KR102028550B1 (ko) | 2019-10-04 |
US20130084495A1 (en) | 2013-04-04 |
CN103035876B (zh) | 2018-01-19 |
KR20130035894A (ko) | 2013-04-09 |
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