CN114583291A - 一种电芯配套用热响应安全单元及单体电池 - Google Patents
一种电芯配套用热响应安全单元及单体电池 Download PDFInfo
- Publication number
- CN114583291A CN114583291A CN202011378997.6A CN202011378997A CN114583291A CN 114583291 A CN114583291 A CN 114583291A CN 202011378997 A CN202011378997 A CN 202011378997A CN 114583291 A CN114583291 A CN 114583291A
- Authority
- CN
- China
- Prior art keywords
- layer
- response
- unit
- thermally responsive
- thermosensitive
- 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
- 230000004044 response Effects 0.000 title claims abstract description 131
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 238000004891 communication Methods 0.000 claims abstract description 12
- 229920006254 polymer film Polymers 0.000 claims abstract description 8
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 26
- 239000011248 coating agent Substances 0.000 claims description 14
- 238000000576 coating method Methods 0.000 claims description 14
- 239000004695 Polyether sulfone Substances 0.000 claims description 10
- 229920006393 polyether sulfone Polymers 0.000 claims description 10
- 230000013011 mating Effects 0.000 claims description 6
- -1 polyethylene, ethylene-vinyl acetate Polymers 0.000 claims description 6
- 239000006258 conductive agent Substances 0.000 claims description 5
- 229910010272 inorganic material Inorganic materials 0.000 claims description 5
- 239000011147 inorganic material Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims 2
- 239000010410 layer Substances 0.000 description 197
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 24
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 16
- 239000011889 copper foil Substances 0.000 description 16
- 239000004831 Hot glue Substances 0.000 description 15
- 239000011888 foil Substances 0.000 description 15
- 229910052782 aluminium Inorganic materials 0.000 description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 10
- 238000004806 packaging method and process Methods 0.000 description 10
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 10
- 239000003792 electrolyte Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 6
- 238000007731 hot pressing Methods 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 239000000779 smoke Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 239000006229 carbon black Substances 0.000 description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- 239000002033 PVDF binder Substances 0.000 description 4
- 239000011247 coating layer Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000009517 secondary packaging Methods 0.000 description 3
- 229910006210 Li1+xAlxTi2-x(PO4)3 Inorganic materials 0.000 description 2
- 229910006212 Li1+xAlxTi2−x(PO4)3 Inorganic materials 0.000 description 2
- 229920012266 Poly(ether sulfone) PES Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000012858 packaging process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- 229910006194 Li1+xAlxGe2-x(PO4)3 Inorganic materials 0.000 description 1
- 229910006196 Li1+xAlxGe2−x(PO4)3 Inorganic materials 0.000 description 1
- 229910013467 LiNixCoyMnzO2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000006183 anode active material Substances 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 229910001593 boehmite Inorganic materials 0.000 description 1
- 239000002134 carbon nanofiber Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000009461 vacuum packaging Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- 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
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
热响应安全单元 | 电芯热失控状态 |
实施例4 | 冒浓烟、不起火 |
实施例5 | 冒浓烟、起小火 |
实施例6 | 冒浓烟、起小火 |
实施例7 | 冒浓烟、起小火 |
实施例8 | 冒浓烟、燃烧 |
实施例9 | 冒浓烟、燃烧 |
对比例 | 火星剧烈喷射、燃烧 |
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011378997.6A CN114583291B (zh) | 2020-11-30 | 2020-11-30 | 一种电芯配套用热响应安全单元及单体电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011378997.6A CN114583291B (zh) | 2020-11-30 | 2020-11-30 | 一种电芯配套用热响应安全单元及单体电池 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114583291A true CN114583291A (zh) | 2022-06-03 |
CN114583291B CN114583291B (zh) | 2024-04-19 |
Family
ID=81766700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011378997.6A Active CN114583291B (zh) | 2020-11-30 | 2020-11-30 | 一种电芯配套用热响应安全单元及单体电池 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114583291B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003109668A (ja) * | 2001-09-28 | 2003-04-11 | Mitsubishi Materials Corp | リチウムイオンポリマー二次電池 |
CN101076915A (zh) * | 2004-12-10 | 2007-11-21 | 日产自动车株式会社 | 双极性电池 |
CN106935774A (zh) * | 2015-12-31 | 2017-07-07 | 比亚迪股份有限公司 | 一种锂离子电池隔膜及其制造方法和含有此隔膜的锂离子电池 |
US20180196107A1 (en) * | 2015-07-08 | 2018-07-12 | Algolion Ltd. | Lithium-ion battery safety monitoring |
CN110931710A (zh) * | 2019-12-16 | 2020-03-27 | 东莞维科电池有限公司 | 一种正极基底、其制备方法和用途 |
-
2020
- 2020-11-30 CN CN202011378997.6A patent/CN114583291B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003109668A (ja) * | 2001-09-28 | 2003-04-11 | Mitsubishi Materials Corp | リチウムイオンポリマー二次電池 |
CN101076915A (zh) * | 2004-12-10 | 2007-11-21 | 日产自动车株式会社 | 双极性电池 |
US20180196107A1 (en) * | 2015-07-08 | 2018-07-12 | Algolion Ltd. | Lithium-ion battery safety monitoring |
CN106935774A (zh) * | 2015-12-31 | 2017-07-07 | 比亚迪股份有限公司 | 一种锂离子电池隔膜及其制造方法和含有此隔膜的锂离子电池 |
CN110931710A (zh) * | 2019-12-16 | 2020-03-27 | 东莞维科电池有限公司 | 一种正极基底、其制备方法和用途 |
Non-Patent Citations (2)
Title |
---|
李惠;吉维肖;曹余良;詹晖;杨汉西;艾新平;: "锂离子电池热失控防范技术", 储能科学与技术, no. 03 * |
程琦;兰倩;赵金星;刘畅;曹元成;: "锂离子电池热失控原因及对策研究进展", 江汉大学学报(自然科学版), no. 01 * |
Also Published As
Publication number | Publication date |
---|---|
CN114583291B (zh) | 2024-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3586195B2 (ja) | Ptcポリマーを含む複合電極 | |
JP3677975B2 (ja) | 電極及びこれを用いた電池 | |
US8900734B2 (en) | Bipolar secondary battery | |
CN109988522B (zh) | 胶带、含有该胶带的电化学装置 | |
JP3811353B2 (ja) | リチウムイオン二次電池 | |
US20220223968A1 (en) | Partition plate for use in electrochemical device, electrochemical device, and electronic device | |
CN109167099B (zh) | 一种高安全的电池及其制备方法 | |
JPH10106516A (ja) | 導電性端子およびポリマーシートパッケージ電池 | |
JP2016146270A (ja) | 二次電池およびその製造方法 | |
KR100900412B1 (ko) | 향상된 안전성과 콤팩트한 구조의 이차전지 | |
JP2002270239A (ja) | 電気化学デバイス | |
JP2011048932A (ja) | 双極型二次電池 | |
JP4218400B2 (ja) | バイポーラ電池、バイポーラ電池の製造方法、組電池および車両 | |
CN116034499A (zh) | 蓄电装置 | |
WO2023246704A1 (zh) | 一种锂离子电池极片及其制备方法 | |
KR101655275B1 (ko) | Ptc 특성을 갖는 용접부가 구비된 이차 전지 및 그 제조방법 | |
CN115461909A (zh) | 一种电化学装置及包含该电化学装置的电子装置 | |
JP2000277176A (ja) | リチウム二次電池及び使用方法 | |
CN114583291B (zh) | 一种电芯配套用热响应安全单元及单体电池 | |
JP2005317468A (ja) | バイポーラ電極、バイポーラ電極の製造方法、バイポーラ電池、組電池、およびこれらを搭載した車両 | |
JPH10106531A (ja) | パッケージ扁平型電池 | |
KR100475989B1 (ko) | 리튬이온 2차전지 | |
JP3618219B2 (ja) | 非水系電池および電極端子 | |
JP2004311146A (ja) | 電池極板の製造方法 | |
CN218827439U (zh) | 一种电池及电子设备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Country or region after: China Address after: 450001, 8, Gao Chun Road, Zhengzhou hi tech Development Zone, Henan, China Applicant after: ZHENGZHOU YUTONG GROUP Co.,Ltd. Applicant after: Yutong Bus Co.,Ltd. Address before: 450001, 8, Gao Chun Road, Zhengzhou hi tech Development Zone, Henan, China Applicant before: ZHENGZHOU YUTONG GROUP Co.,Ltd. Country or region before: China Applicant before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant | ||
GR01 | Patent grant |