JP7307871B2 - 相互接続装置 - Google Patents
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- H01M10/647—Prismatic or flat cells, e.g. pouch cells
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/211—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/253—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders adapted for specific cells, e.g. electrochemical cells operating at high temperature
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/519—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising printed circuit boards [PCB]
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/521—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material
- H01M50/522—Inorganic material
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- H01M10/39—Accumulators not provided for in groups H01M10/05-H01M10/34 working at high temperature
- H01M10/3909—Sodium-sulfur cells
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- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Description
電気絶縁性の基板は、少なくとも0.1W・m-1・K-1の熱伝導率を有するものとすることができる。この熱伝導率は少なくとも0.2W・m-1・K-1とし、好適には、少なくとも0.5W・m-1・K-1とすることができる。この熱伝導率は最大でも6.5W・m-1・K-1とし、好適には、最大でも10W・m-1・K-1とすることができる。幾つかの実施例において、熱伝導率は0.6~4.8W・m-1・K-1とすることができ、好適には1~3W・m-1・K-1、より好適には1.5~4W・m-1・K-1とすることができる。好適な実施例においては、熱伝導率は2W・m-1・K-1である。
幾つかの場合において、複数個のセルのうち1つ又はそれ以上のセルの充電状態を制御するのが望ましいことがあり得る。このことは、1つ又はそれ以上のセルを放電させる必要があり得る。幾つかの実施例において、バッテリーのセルにおける充電状態のいかなる差をも小さくするのが望ましい場合がある。
バッテリーは任意の適当なバッテリーとすることができる。バッテリーは複数個の電気化学セルを備えることができる。各電気化学セルは、アノード及びカソード、並びにアノードとカソードとの間に配置される電解質を含むセル積層体(スタック)を備えることができる。セル積層体は、ハウジング、例えば、円筒形のハウジング又はパウチ内に収納することができる。
Claims (20)
- 複数個のセルを有するバッテリー用の相互接続装置において、
第1表面及び第2表面を有する電気絶縁性の基板と、
前記基板の第1表面におけるヒートシンクと、及び
前記基板の第2表面における導電性材料の層であって、前記複数個のセルに接続するための1つ又はそれ以上のセル収容領域をもたらす、該導電性材料層と、
前記基板の前記第2表面上に備え付けられ、前記複数個のセルにおける1つ又はそれ以上のセルの充電状態及び前記複数個のセルにおける1つ又はそれ以上のセルの温度の少なくともいずれかを制御する電気回路と
を備え、
前記電気回路は、前記電気絶縁性の基板の前記第2表面上に備え付けた2つ又はそれ以上の抵抗を有し、
前記電気回路は、内側の抵抗よりも外側の抵抗に電流を多く流すことによりバッテリーにおける温度勾配を低減するように制御する、相互接続装置。 - 請求項1記載の相互接続装置において、前記電気絶縁性の基板は少なくとも0.1W・m-1・K-1の熱伝導率を有する、相互接続装置。
- 請求項1又は2記載の相互接続装置において、前記電気絶縁性の基板は3mm未満の厚さを有する、相互接続装置。
- 請求項1~3のうちいずれか1項記載の相互接続装置において、前記複数個のセルにおける1つ又はそれ以上のセルの温度を制御する電気回路は、前記電気絶縁性の基板の前記第2表面上に備え付けた複数個の抵抗を有し、前記抵抗の各々は、前記1つ又はそれ以上のセル収容領域の近傍場所に位置決めされている、相互接続装置。
- 請求項1~4のうちいずれか1項記載の相互接続装置において、前記複数個のセルにおける1つ又はそれ以上のセルの充電状態を制御するのに使用される抵抗は、前記複数個のセルにおける1つはそれ以上のセルの温度を制御する、相互接続装置。
- 請求項1~5のうちいずれか1項記載の相互接続装置において、前記抵抗は、外部回路によって制御されかつ外部電源によって給電される、相互接続装置。
- 請求項1~6のうちいずれか1項記載の相互接続装置において、前記電気絶縁性の基板の前記第2表面上に備え付けた1つ又はそれ以上の温度ゲージを備える、相互接続装置。
- 請求項7記載の相互接続装置において、複数個の温度ゲージを備え、前記温度ゲージの各々は、前記1つ又はそれ以上のセル収容領域の近傍場所に位置決めされている、相互接続装置。
- 請求項1~8のうちいずれか1項記載の相互接続装置において、前記導電性材料層は、前記基板の前記第2表面における離散したセル収容領域であって、前記導電性材料の導電性トラックによって互いに接続された該セル収容領域上に堆積される、相互接続装置。
- 請求項1~9のうちいずれか1項記載の相互接続装置において、前記導電性材料層は銅である、相互接続装置。
- 請求項1~10のうちいずれか1項記載の相互接続装置において、前記ヒートシンクは前記基板の第1表面に配置した金属層を有する、相互接続装置。
- 請求項1~11のうちいずれか1項記載の相互接続装置において、前記ヒートシンクはアルミニウムで形成されている、相互接続装置。
- 請求項1~12のうちいずれか1項記載の相互接続装置において、金属クラッドプリント回路板を備える、相互接続装置。
- バッテリーであって、
請求項1~13のうちいずれか1項記載の相互接続装置と、
前記相互接続装置の1つ又はそれ以上のセル収容領域に電気的に接続した複数個のセルと
を備える、バッテリー。 - 請求項14記載のバッテリーにおいて、前記セルはリチウム-硫黄電池である、バッテリー。
- 請求項14又は15記載のバッテリーにおいて、前記セルは、前記相互接続装置の前記セル収容領域に接続される接点タブを有する、バッテリー。
- 請求項14~16のうちいずれか1項記載のバッテリーの温度を制御する方法であって、前記セルで発生するいかなる熱をも、前記基板の前記第2表面の前記セル収容領域に、また前記基板経由で前記ヒートシンクに伝導し、これによりバッテリーから熱を放散し、前記電気回路により、前記複数個のセルにおける1つ又はそれ以上のセルの充電状態及び前記複数個のセルにおける1つ又はそれ以上のセルの温度の少なくともいずれかを制御するステップを含む、方法。
- 請求項17記載の方法において、前記基板の前記第2表面に備え付けた2つ又はそれ以上の抵抗に電流を導通させるステップであって、前記抵抗で発生した熱を使用して前記セルのうち1つ又はそれ以上のセルの温度を上昇させるステップを含む、方法。
- 請求項18記載の方法において、前記セル間におけるいかなる温度差をも低減するよう、2つ又はそれ以上の抵抗に電流を導通させる、方法。
- 請求項17~19のうちいずれか1項記載の方法において、前記セルの充電状態の差を低減するよう、前記セルのうち1つ又はそれ以上のセルから電流を前記基板の前記第2表面に備え付けた2つ又はそれ以上の抵抗に引き込むステップを含む、方法。
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GB1618022.6 | 2016-10-25 | ||
GB1618022.6A GB2555408B (en) | 2016-10-25 | 2016-10-25 | Interconnection |
PCT/GB2017/053207 WO2018078353A1 (en) | 2016-10-25 | 2017-10-24 | Interconnection |
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US (1) | US20190305281A1 (ja) |
EP (1) | EP3533094B1 (ja) |
JP (2) | JP7307871B2 (ja) |
KR (2) | KR20190077330A (ja) |
CN (1) | CN109863625B (ja) |
BR (1) | BR112019006998B1 (ja) |
ES (1) | ES2927409T3 (ja) |
GB (1) | GB2555408B (ja) |
TW (1) | TW201817061A (ja) |
WO (1) | WO2018078353A1 (ja) |
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WO2020044275A1 (en) * | 2018-08-31 | 2020-03-05 | Ultraviolette Automotive Pvt. Ltd. | A system to interconnect a plurality of battery cells within a battery pack |
GB2581501B (en) * | 2019-02-19 | 2021-03-03 | Oxis Energy Ltd | Interconnection for a battery |
KR102453307B1 (ko) | 2019-10-10 | 2022-10-07 | 주식회사 엘지에너지솔루션 | 전지 모듈 및 이를 포함하는 전지 팩 |
EP4078717A1 (en) * | 2019-12-20 | 2022-10-26 | Sion Power Corporation | Systems and methods for providing, assembling, and managing integrated power bus for rechargeable electrochemical cell or battery |
JP7391208B2 (ja) * | 2020-07-08 | 2023-12-04 | エルジー エナジー ソリューション リミテッド | バッテリーパック及びそれを含む自動車 |
Citations (7)
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JP2002042903A (ja) | 2000-07-26 | 2002-02-08 | Toyota Motor Corp | 電源装置 |
JP2012079553A (ja) | 2010-10-01 | 2012-04-19 | Mitsubishi Motors Corp | バッテリ装置 |
WO2012105160A1 (ja) | 2011-01-31 | 2012-08-09 | 三洋電機株式会社 | 電池モジュール |
JP2013175423A (ja) | 2012-01-26 | 2013-09-05 | Toyota Industries Corp | 端子接続部材及び組電池 |
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KR20190077330A (ko) | 2019-07-03 |
US20190305281A1 (en) | 2019-10-03 |
JP2019537821A (ja) | 2019-12-26 |
EP3533094A1 (en) | 2019-09-04 |
KR20230066133A (ko) | 2023-05-12 |
GB2555408B (en) | 2019-03-27 |
TW201817061A (zh) | 2018-05-01 |
EP3533094B1 (en) | 2022-07-27 |
JP2023052456A (ja) | 2023-04-11 |
GB2555408A (en) | 2018-05-02 |
KR102658613B1 (ko) | 2024-04-19 |
BR112019006998B1 (pt) | 2023-11-21 |
CN109863625B (zh) | 2022-05-27 |
BR112019006998A2 (pt) | 2019-06-25 |
CN109863625A (zh) | 2019-06-07 |
BR112019006998A8 (pt) | 2023-02-07 |
GB201618022D0 (en) | 2016-12-07 |
ES2927409T3 (es) | 2022-11-04 |
WO2018078353A1 (en) | 2018-05-03 |
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