JP6726738B2 - 蓄電素子 - Google Patents
蓄電素子 Download PDFInfo
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- JP6726738B2 JP6726738B2 JP2018514454A JP2018514454A JP6726738B2 JP 6726738 B2 JP6726738 B2 JP 6726738B2 JP 2018514454 A JP2018514454 A JP 2018514454A JP 2018514454 A JP2018514454 A JP 2018514454A JP 6726738 B2 JP6726738 B2 JP 6726738B2
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- 238000003860 storage Methods 0.000 title claims description 74
- 230000005611 electricity Effects 0.000 claims description 42
- 238000004804 winding Methods 0.000 claims description 29
- 238000003475 lamination Methods 0.000 claims 1
- 238000010248 power generation Methods 0.000 description 31
- 125000006850 spacer group Chemical group 0.000 description 22
- 238000003466 welding Methods 0.000 description 17
- 239000000463 material Substances 0.000 description 13
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 239000008151 electrolyte solution Substances 0.000 description 8
- -1 polypropylene Polymers 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 239000000470 constituent Substances 0.000 description 5
- 239000007773 negative electrode material Substances 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 239000007774 positive electrode material Substances 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000004734 Polyphenylene sulfide Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- 239000011149 active material Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005304 joining Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000011255 nonaqueous electrolyte Substances 0.000 description 4
- 229920000069 polyphenylene sulfide Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229920000515 polycarbonate Polymers 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910011157 LiMBO Inorganic materials 0.000 description 1
- 229910015118 LiMO Inorganic materials 0.000 description 1
- 229910013275 LiMPO Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- JFBZPFYRPYOZCQ-UHFFFAOYSA-N [Li].[Al] Chemical compound [Li].[Al] JFBZPFYRPYOZCQ-UHFFFAOYSA-N 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910021469 graphitizable carbon Inorganic materials 0.000 description 1
- JWZCKIBZGMIRSW-UHFFFAOYSA-N lead lithium Chemical compound [Li].[Pb] JWZCKIBZGMIRSW-UHFFFAOYSA-N 0.000 description 1
- 235000013490 limbo Nutrition 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910021450 lithium metal oxide Inorganic materials 0.000 description 1
- UIDWHMKSOZZDAV-UHFFFAOYSA-N lithium tin Chemical compound [Li].[Sn] UIDWHMKSOZZDAV-UHFFFAOYSA-N 0.000 description 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021470 non-graphitizable carbon Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920000447 polyanionic polymer Polymers 0.000 description 1
- 229920000137 polyphosphoric acid Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
- H01M50/15—Lids or covers characterised by their shape for prismatic or rectangular cells
-
- 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
- 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
Description
以上、本発明に係る蓄電素子について、実施の形態に基づいて説明した。しかしながら、本発明は、上記実施の形態に限定されるものではない。本発明の趣旨を逸脱しない限り、当業者が思いつく各種変形を上記実施の形態に施したものも、あるいは、上記説明された複数の構成要素を組み合わせて構築される形態も、本発明の範囲内に含まれる。
Claims (7)
- 電極体と、集電体と、前記電極体及び前記集電体を収容した容器とを備える蓄電素子であって、
前記容器は、内面に凹部を有し、
前記電極体と前記集電体とが接続される部分の少なくとも一部または前記電極体に接続された導電部材と前記集電体とが接続される部分の少なくとも一部は、前記凹部に対向する位置に配置され、
前記電極体は、本体部と、前記本体部から突出したタブ部とを有し、
前記タブ部は、前記集電体または前記導電部材と接続され、
前記凹部は、前記タブ部の突出方向に位置する前記容器の内面に形成されている
蓄電素子。 - 前記集電体は、前記凹部の内面と、直接的に当接、または、前記集電体及び前記容器とは異なる部材を介して間接的に当接される
請求項1に記載の蓄電素子。 - 前記集電体は、前記電極体と接続される接続部分または前記導電部材と接続される接続部分と、前記容器と締結される締結部分とを有し、
前記接続部分は、前記凹部に対向する位置に配置され、
前記締結部分は、前記容器の前記凹部と異なる部分に対向する位置に配置されている
請求項1又は2に記載の蓄電素子。 - 前記集電体は、前記接続部分が前記締結部分よりも前記凹部内方側に配置された段差形状に形成されている
請求項3に記載の蓄電素子。 - 前記凹部は、前記容器の薄肉部分である
請求項1〜4のいずれか1項に記載の蓄電素子。 - 前記薄肉部分には、突出部が配置されている
請求項5に記載の蓄電素子。 - 前記電極体は、電極が巻回されることで積層されて形成されており、
前記タブ部は、前記電極の積層方向に垂直かつ前記電極体の巻回軸を含む平面で二分された前記電極体の一方に配置されている
請求項1〜6のいずれか1項に記載の蓄電素子。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015186091 | 2015-09-18 | ||
JP2015186091A JP2017059509A (ja) | 2015-09-18 | 2015-09-18 | 蓄電素子 |
PCT/EP2015/078628 WO2017045732A1 (en) | 2015-09-18 | 2015-12-04 | Battery |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018535507A JP2018535507A (ja) | 2018-11-29 |
JP6726738B2 true JP6726738B2 (ja) | 2020-07-22 |
Family
ID=54780340
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015186091A Pending JP2017059509A (ja) | 2015-09-18 | 2015-09-18 | 蓄電素子 |
JP2018514454A Active JP6726738B2 (ja) | 2015-09-18 | 2015-12-04 | 蓄電素子 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015186091A Pending JP2017059509A (ja) | 2015-09-18 | 2015-09-18 | 蓄電素子 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20190044103A1 (ja) |
EP (1) | EP3326221B1 (ja) |
JP (2) | JP2017059509A (ja) |
CN (1) | CN108028326B (ja) |
WO (1) | WO2017045732A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111384353A (zh) * | 2018-12-29 | 2020-07-07 | 宁德时代新能源科技股份有限公司 | 二次电池以及电池模组 |
WO2024007130A1 (zh) * | 2022-07-04 | 2024-01-11 | 宁德时代新能源科技股份有限公司 | 电池单体、电池以及用电装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03171568A (ja) * | 1989-11-30 | 1991-07-25 | Komatsu Ltd | プラスチック電池 |
US8883345B2 (en) * | 2007-12-28 | 2014-11-11 | Encell Technology Llc | Prismatic battery |
JP5618515B2 (ja) * | 2009-09-25 | 2014-11-05 | 株式会社東芝 | 電池 |
KR101097221B1 (ko) * | 2009-10-30 | 2011-12-21 | 에스비리모티브 주식회사 | 이차전지 |
KR101137363B1 (ko) * | 2009-11-16 | 2012-04-23 | 에스비리모티브 주식회사 | 이차전지 |
KR101116492B1 (ko) * | 2010-02-12 | 2012-02-27 | 에스비리모티브 주식회사 | 이차 전지 |
JP5609610B2 (ja) * | 2010-12-10 | 2014-10-22 | 株式会社Gsユアサ | 電池 |
JP5625959B2 (ja) * | 2011-01-31 | 2014-11-19 | 株式会社Gsユアサ | 電池 |
JP5987465B2 (ja) * | 2011-06-17 | 2016-09-07 | 株式会社Gsユアサ | 蓄電素子及びその製造方法 |
JP5830336B2 (ja) * | 2011-10-04 | 2015-12-09 | 日立オートモティブシステムズ株式会社 | 電池モジュール |
JP6115084B2 (ja) * | 2011-11-29 | 2017-04-19 | 株式会社Gsユアサ | 蓄電素子 |
JP6048080B2 (ja) * | 2011-11-29 | 2016-12-21 | 株式会社Gsユアサ | 蓄電素子 |
KR20130080211A (ko) * | 2012-01-04 | 2013-07-12 | 삼성에스디아이 주식회사 | 이차 전지 |
JP6282794B2 (ja) * | 2012-07-30 | 2018-02-21 | 株式会社Gsユアサ | 蓄電素子及びその製造方法 |
KR101973048B1 (ko) * | 2012-08-06 | 2019-04-26 | 삼성에스디아이 주식회사 | 캡 조립체, 이를 구비한 배터리 팩, 및 제조 방법 |
JP2014075330A (ja) * | 2012-09-12 | 2014-04-24 | Toyota Industries Corp | 蓄電装置 |
JP6173730B2 (ja) * | 2013-03-14 | 2017-08-02 | 株式会社東芝 | 電池 |
-
2015
- 2015-09-18 JP JP2015186091A patent/JP2017059509A/ja active Pending
- 2015-12-04 US US15/760,610 patent/US20190044103A1/en not_active Abandoned
- 2015-12-04 WO PCT/EP2015/078628 patent/WO2017045732A1/en unknown
- 2015-12-04 EP EP15804536.9A patent/EP3326221B1/en active Active
- 2015-12-04 CN CN201580083065.XA patent/CN108028326B/zh active Active
- 2015-12-04 JP JP2018514454A patent/JP6726738B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
CN108028326B (zh) | 2021-03-09 |
CN108028326A (zh) | 2018-05-11 |
JP2017059509A (ja) | 2017-03-23 |
US20190044103A1 (en) | 2019-02-07 |
EP3326221A1 (en) | 2018-05-30 |
EP3326221B1 (en) | 2020-03-11 |
WO2017045732A1 (en) | 2017-03-23 |
JP2018535507A (ja) | 2018-11-29 |
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