JP2018139188A - 蓄電素子、及び前記蓄電素子を備える蓄電装置 - Google Patents
蓄電素子、及び前記蓄電素子を備える蓄電装置 Download PDFInfo
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- JP2018139188A JP2018139188A JP2017033403A JP2017033403A JP2018139188A JP 2018139188 A JP2018139188 A JP 2018139188A JP 2017033403 A JP2017033403 A JP 2017033403A JP 2017033403 A JP2017033403 A JP 2017033403A JP 2018139188 A JP2018139188 A JP 2018139188A
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- 238000005452 bending Methods 0.000 claims description 47
- 229910052751 metal Inorganic materials 0.000 claims description 27
- 239000002184 metal Substances 0.000 claims description 27
- 239000011888 foil Substances 0.000 claims description 25
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 14
- 239000011149 active material Substances 0.000 claims description 9
- 238000003475 lamination Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 13
- 239000008151 electrolyte solution Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 6
- 239000012212 insulator Substances 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 239000007773 negative electrode material Substances 0.000 description 4
- 239000007774 positive electrode material Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000011255 nonaqueous electrolyte Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 150000005678 chain carbonates Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 150000005676 cyclic carbonates Chemical class 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
Images
Classifications
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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
-
- 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
- Y02E60/13—Energy storage using capacitors
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Electric Double-Layer Capacitors Or The Like (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
積層された電極を有する電極体と、
前記電極体が収容されたケースと、を備え、
前記ケースは、前記電極の積層方向に並んで前記電極体の外面と対向する一対の対向壁部と、前記対向壁部の対向する端部同士を接続する接続壁部と、を含み、
前記接続壁部は、前記一対の対向壁部の並ぶ方向と交差する方向に延びる稜線を有し且つ該稜線に沿って曲げ変形可能な曲げ部を有する。
前記接続壁部は、基端と該基端の反対側の先端とを含み且つ前記対向壁部に対して交差する方向に延出する一対の傾斜部を有し、
前記曲げ部は、前記傾斜部の基端と前記対向壁部とを繋ぐ端部曲げ部を含んでもよい。
前記接続壁部は、前記一対の傾斜部の先端間に配置され、且つ前記対向壁部と直交又は略直交する方向に広がる平板部を有し、
前記曲げ部は、前記平板部の周縁と前記傾斜部の先端とを繋いでいる一対の中間曲げ部を含んでもよい。
前記電極は、積層された状態で巻回され、
前記電極体は、巻回中心軸方向の一方の端部を前記接続壁部に向けた状態で前記ケースに収容されてもよい。
前記電極は、金属箔と該金属箔に積層される活物質層とを有し、
前記活物質層は、前記巻回中心軸方向において前記電極体の前記一方の端部まで配置されてもよい。
上記いずれかの複数の蓄電素子と、
前記複数の蓄電素子を保持する保持部材と、を備え、
前記複数の蓄電素子は、隣り合う蓄電素子が対向壁部同士を対向させた状態で前記一対の対向壁部の並ぶ方向に積層され、
前記保持部材は、前記一対の対向壁部の並ぶ方向の外側から前記複数の蓄電素子を押圧する。
Claims (6)
- 積層された電極を有する電極体と、
前記電極体が収容されたケースと、を備え、
前記ケースは、前記電極の積層方向に並んで前記電極体の外面と対向する一対の対向壁部と、前記対向壁部の対向する端部同士を接続する接続壁部と、を含み、
前記接続壁部は、前記一対の対向壁部の並ぶ方向と交差する方向に延びる稜線を有し且つ該稜線に沿って曲げ変形可能な曲げ部を有する、蓄電素子。 - 前記接続壁部は、基端と該基端の反対側の先端とを含み且つ前記対向壁部に対して交差する方向に延出する一対の傾斜部を有し、
前記曲げ部は、前記傾斜部の基端と前記対向壁部とを繋ぐ端部曲げ部を含む、請求項1に記載の蓄電素子。 - 前記接続壁部は、前記一対の傾斜部の先端間に配置され、且つ前記対向壁部と直交又は略直交する方向に広がる平板部を有し、
前記曲げ部は、前記平板部の周縁と前記傾斜部の先端とを繋いでいる一対の中間曲げ部を含む、請求項2に記載の蓄電素子。 - 前記電極は、積層された状態で巻回され、
前記電極体は、巻回中心軸方向の一方の端部を前記接続壁部に向けた状態で前記ケースに収容される、請求項1〜3の何れか1項に記載の蓄電素子。 - 前記電極は、金属箔と該金属箔に積層される活物質層とを有し、
前記活物質層は、前記巻回中心軸方向において前記電極体の前記一方の端部まで配置されている、請求項4に記載の蓄電素子。 - 請求項1〜5のいずれか1項に記載の複数の蓄電素子と、
前記複数の蓄電素子を保持する保持部材と、を備え、
前記複数の蓄電素子は、隣り合う蓄電素子が対向壁部同士を対向させた状態で前記一対の対向壁部の並ぶ方向に積層され、
前記保持部材は、前記一対の対向壁部の並ぶ方向の外側から前記複数の蓄電素子を押圧する、蓄電装置。
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JP2017033403A JP6941289B2 (ja) | 2017-02-24 | 2017-02-24 | 蓄電素子、及び前記蓄電素子を備える蓄電装置 |
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JP6941289B2 JP6941289B2 (ja) | 2021-09-29 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113169390A (zh) * | 2018-11-29 | 2021-07-23 | 松下知识产权经营株式会社 | 蓄电模块 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55143775A (en) * | 1979-04-27 | 1980-11-10 | Japan Storage Battery Co Ltd | Storage battery |
JPH10188927A (ja) * | 1996-12-20 | 1998-07-21 | Toyo Takasago Kandenchi Kk | 集合電池の構造 |
JP2008130371A (ja) * | 2006-11-21 | 2008-06-05 | Sanyo Electric Co Ltd | 電池ケース、該電池ケースを備える非水電解質二次電池及び該非水電解質二次電池の製造方法 |
JP2008226625A (ja) * | 2007-03-12 | 2008-09-25 | Toshiba Corp | 捲回型電極電池およびその製造方法 |
JP2011222369A (ja) * | 2010-04-12 | 2011-11-04 | Toyota Motor Corp | 蓄電装置および蓄電装置の製造方法 |
JP2014192053A (ja) * | 2013-03-27 | 2014-10-06 | Gs Yuasa Corp | 蓄電素子 |
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- 2017-02-24 JP JP2017033403A patent/JP6941289B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55143775A (en) * | 1979-04-27 | 1980-11-10 | Japan Storage Battery Co Ltd | Storage battery |
JPH10188927A (ja) * | 1996-12-20 | 1998-07-21 | Toyo Takasago Kandenchi Kk | 集合電池の構造 |
JP2008130371A (ja) * | 2006-11-21 | 2008-06-05 | Sanyo Electric Co Ltd | 電池ケース、該電池ケースを備える非水電解質二次電池及び該非水電解質二次電池の製造方法 |
JP2008226625A (ja) * | 2007-03-12 | 2008-09-25 | Toshiba Corp | 捲回型電極電池およびその製造方法 |
JP2011222369A (ja) * | 2010-04-12 | 2011-11-04 | Toyota Motor Corp | 蓄電装置および蓄電装置の製造方法 |
JP2014192053A (ja) * | 2013-03-27 | 2014-10-06 | Gs Yuasa Corp | 蓄電素子 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113169390A (zh) * | 2018-11-29 | 2021-07-23 | 松下知识产权经营株式会社 | 蓄电模块 |
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