JP2019149329A - 単電池 - Google Patents
単電池 Download PDFInfo
- Publication number
- JP2019149329A JP2019149329A JP2018034498A JP2018034498A JP2019149329A JP 2019149329 A JP2019149329 A JP 2019149329A JP 2018034498 A JP2018034498 A JP 2018034498A JP 2018034498 A JP2018034498 A JP 2018034498A JP 2019149329 A JP2019149329 A JP 2019149329A
- Authority
- JP
- Japan
- Prior art keywords
- short
- positive electrode
- negative electrode
- electrode
- circuit element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims abstract description 36
- 230000007423 decrease Effects 0.000 claims abstract description 4
- 239000011888 foil Substances 0.000 description 19
- 239000002245 particle Substances 0.000 description 18
- 239000007773 negative electrode material Substances 0.000 description 14
- 239000007774 positive electrode material Substances 0.000 description 14
- 239000011230 binding agent Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 238000012795 verification Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000005856 abnormality Effects 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910013716 LiNi Inorganic materials 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
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 239000002134 carbon nanofiber Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910014689 LiMnO Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- 229910001228 Li[Ni1/3Co1/3Mn1/3]O2 (NCM 111) Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000006232 furnace black Substances 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 229910021469 graphitizable carbon Inorganic materials 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009782 nail-penetration test Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
- 229910021470 non-graphitizable carbon Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000011856 silicon-based particle Substances 0.000 description 1
- 239000006234 thermal black Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
図1は、実施の形態に係る組電池を示す概略図である。図1を参照して、実施の形態に係る組電池1について説明する。
図2は、実施の形態に係る単電池を示す概略図である。図3は、図2に示すIII−III線に沿った断面図である。図4は、実施の形態に係る電極体および複数の短絡素子を分解して配置した分解斜視図である。図2から図4を参照して、実施の形態に係る単電池10について説明する。
図5は、実施の形態に係る短絡素子を示す概略図である。図5を参照して、実施の形態に係る短絡素子20の構成について説明する。
図6は、実施の形態の効果を確認するために実施した検証実験の様子を示す図である。図7は、実施の形態の効果を確認するために実施した検証実験の条件および結果を示す図である。図6および図7を参照して、実施の形態の効果を確認するために行なった検証実験について説明する。
Claims (1)
- 正極および負極がセパレータを介在させつつ積層方向に積層された電極体と、
前記正極および前記負極を短絡可能に構成された複数の短絡素子と、
前記電極体および前記複数の短絡素子を内部に収容する収容ケースと、を備え、
前記短絡素子は、前記正極に電気的に接続される正極導電体と、前記負極に電気的に接続される負極導電体と、前記正極導電体および前記負極導電体に接触した状態で挟み込まれ、温度上昇によって抵抗値が低下する負温度特性部材と、を含み、
前記複数の短絡素子は、前記積層方向における前記電極体の少なくとも両端側において前記電極体に対向するように配置されている、単電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018034498A JP7040121B2 (ja) | 2018-02-28 | 2018-02-28 | 単電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018034498A JP7040121B2 (ja) | 2018-02-28 | 2018-02-28 | 単電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019149329A true JP2019149329A (ja) | 2019-09-05 |
JP7040121B2 JP7040121B2 (ja) | 2022-03-23 |
Family
ID=67850719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018034498A Active JP7040121B2 (ja) | 2018-02-28 | 2018-02-28 | 単電池 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7040121B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114188673A (zh) * | 2021-12-09 | 2022-03-15 | 远景动力技术(江苏)有限公司 | 裸电芯、电芯及电子设备 |
WO2023189858A1 (ja) * | 2022-03-31 | 2023-10-05 | 日本ゼオン株式会社 | 電気化学素子用短絡素子および短絡素子付き電気化学素子 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002270239A (ja) * | 2001-03-13 | 2002-09-20 | Tdk Corp | 電気化学デバイス |
JP2009238493A (ja) * | 2008-03-26 | 2009-10-15 | Tdk Corp | 電気化学デバイス |
JP2010086874A (ja) * | 2008-10-01 | 2010-04-15 | Nissan Motor Co Ltd | 双極型電池、その双極型電池を用いた組電池および車両 |
JP2012138287A (ja) * | 2010-12-27 | 2012-07-19 | Mitsubishi Heavy Ind Ltd | 電池 |
JP2014022283A (ja) * | 2012-07-20 | 2014-02-03 | Gs Yuasa Corp | 蓄電素子および蓄電素子システム |
US20140065449A1 (en) * | 2012-09-04 | 2014-03-06 | Robert Bosch Gmbh | Rechargeable battery |
JP2015138641A (ja) * | 2014-01-22 | 2015-07-30 | 株式会社豊田自動織機 | 蓄電装置 |
-
2018
- 2018-02-28 JP JP2018034498A patent/JP7040121B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002270239A (ja) * | 2001-03-13 | 2002-09-20 | Tdk Corp | 電気化学デバイス |
JP2009238493A (ja) * | 2008-03-26 | 2009-10-15 | Tdk Corp | 電気化学デバイス |
JP2010086874A (ja) * | 2008-10-01 | 2010-04-15 | Nissan Motor Co Ltd | 双極型電池、その双極型電池を用いた組電池および車両 |
JP2012138287A (ja) * | 2010-12-27 | 2012-07-19 | Mitsubishi Heavy Ind Ltd | 電池 |
JP2014022283A (ja) * | 2012-07-20 | 2014-02-03 | Gs Yuasa Corp | 蓄電素子および蓄電素子システム |
US20140065449A1 (en) * | 2012-09-04 | 2014-03-06 | Robert Bosch Gmbh | Rechargeable battery |
JP2015138641A (ja) * | 2014-01-22 | 2015-07-30 | 株式会社豊田自動織機 | 蓄電装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114188673A (zh) * | 2021-12-09 | 2022-03-15 | 远景动力技术(江苏)有限公司 | 裸电芯、电芯及电子设备 |
CN114188673B (zh) * | 2021-12-09 | 2024-03-19 | 远景动力技术(江苏)有限公司 | 电芯及电子设备 |
WO2023189858A1 (ja) * | 2022-03-31 | 2023-10-05 | 日本ゼオン株式会社 | 電気化学素子用短絡素子および短絡素子付き電気化学素子 |
Also Published As
Publication number | Publication date |
---|---|
JP7040121B2 (ja) | 2022-03-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8663832B2 (en) | Cell for reducing short circuit and battery incorporating the cell | |
CN105990598B (zh) | 蓄电元件 | |
US20170187025A1 (en) | Secondary battery | |
CN110137388B (zh) | 二次电池和电池组 | |
JP6260335B2 (ja) | 双極型二次電池 | |
JP7167724B2 (ja) | 全固体電池 | |
JP2014086226A (ja) | 全固体電池システム | |
JP2012226862A (ja) | モノポーラ型固体電池、積層型固体電池および移動体 | |
JP7040121B2 (ja) | 単電池 | |
JPWO2013042164A1 (ja) | 二次電池 | |
KR101709560B1 (ko) | 낮은 저항의 전극 탭을 포함하는 이차전지 | |
JP6454423B2 (ja) | バッテリセル、及び、バッテリシステム | |
JP2018060599A (ja) | 角形二次電池 | |
KR102263457B1 (ko) | 냉각 효율성이 향상된 전지셀 | |
KR101693289B1 (ko) | 이차 전지 | |
JP2018181521A (ja) | 積層電池 | |
JP6528976B2 (ja) | 組電池 | |
JP6536908B2 (ja) | リチウムイオン二次電池 | |
JP5505800B2 (ja) | 二次電池 | |
JP6454424B2 (ja) | バッテリセル、及び、バッテリシステム | |
WO2014068740A1 (ja) | 電池ユニット | |
KR20150033266A (ko) | 냉각구조가 형성된 이차전지모듈 | |
JP7174326B2 (ja) | 組電池 | |
JP2018098154A (ja) | 蓄電素子、蓄電装置及び蓄電素子の製造方法 | |
JP6629710B2 (ja) | 組電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20201022 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20210913 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20211005 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20211104 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220208 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220221 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 7040121 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |