CN115668612A - 一种电芯、电池包、***及电动汽车 - Google Patents
一种电芯、电池包、***及电动汽车 Download PDFInfo
- Publication number
- CN115668612A CN115668612A CN202080098764.2A CN202080098764A CN115668612A CN 115668612 A CN115668612 A CN 115668612A CN 202080098764 A CN202080098764 A CN 202080098764A CN 115668612 A CN115668612 A CN 115668612A
- Authority
- CN
- China
- Prior art keywords
- explosion
- proof valve
- battery
- battery pack
- cell
- 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.)
- Pending
Links
- 239000003792 electrolyte Substances 0.000 claims abstract description 49
- 239000007788 liquid Substances 0.000 claims description 36
- 238000001514 detection method Methods 0.000 claims description 17
- 230000009471 action Effects 0.000 claims description 6
- 239000011258 core-shell material Substances 0.000 abstract description 35
- 238000005070 sampling Methods 0.000 abstract description 22
- 239000007789 gas Substances 0.000 description 38
- 238000010586 diagram Methods 0.000 description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 description 6
- 238000004880 explosion Methods 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
- H01M50/30—Arrangements for facilitating escape of gases
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/35—Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
- H01M50/358—External gas exhaust passages located on the battery cover or case
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
本申请公开了一种电芯、电池包、***及电动汽车，涉及电池技术领域。其中，该电芯包括电芯芯体和电芯外壳，电芯芯体设置于所述电芯外壳内部，电芯外壳包括：正极柱、负极柱和防爆阀；正极柱和负极柱位于电芯外壳的上表面；防爆阀位于所述电芯外壳的侧面；防爆阀用于当所述电芯外壳内部压力大于或等于开阀压力阈值时打开。该电芯的防爆阀设置在电芯外壳的侧面，不与正、负极柱在同一个表面，当防爆阀开阀时，带出电解液蒸汽和部分电解液导向了电芯外壳的侧面，因此不会接触功率连接排和采样线束，避免产生短路打火，提升了安全性。
Description
PCT国内申请，说明书已公开。
Claims (12)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/115571 WO2022056722A1 (zh) | 2020-09-16 | 2020-09-16 | 一种电芯、电池包、***及电动汽车 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115668612A true CN115668612A (zh) | 2023-01-31 |
Family
ID=80777485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080098764.2A Pending CN115668612A (zh) | 2020-09-16 | 2020-09-16 | 一种电芯、电池包、***及电动汽车 |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115668612A (zh) |
| WO (1) | WO2022056722A1 (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022119112A1 (de) | 2022-07-29 | 2024-02-01 | Eugen Forschner Gmbh | Druckausgleichsvorrichtung für eine elektrochemische Vorrichtung |
| CN115621587A (zh) * | 2022-09-09 | 2023-01-17 | 江苏正力新能电池技术有限公司 | 一种电池包、用电装置和电池包的热失控检测与控制方法 |
| CN117293433B (zh) * | 2023-11-27 | 2024-03-26 | 珠海科创储能科技有限公司 | 浸没式液冷电池***以及防爆方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012014348A1 (ja) * | 2010-07-28 | 2012-02-02 | パナソニック株式会社 | 電池モジュール及び電池パック |
| JP2012079510A (ja) * | 2010-09-30 | 2012-04-19 | Gs Yuasa Corp | 電池モジュール及び組電池 |
| JP2012094507A (ja) * | 2010-09-30 | 2012-05-17 | Gs Yuasa Corp | 単電池、電池モジュール及び組電池 |
| CN103931020A (zh) * | 2011-11-11 | 2014-07-16 | 松下电器产业株式会社 | 电池组 |
| CN207868256U (zh) * | 2017-10-26 | 2018-09-14 | 苏州宇量电池有限公司 | 一种具有防爆阀的快速排压锂电池 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203312374U (zh) * | 2013-05-13 | 2013-11-27 | 深圳市比里通电子科技有限公司 | 一种新型锂电池的软质电芯结构 |
-
2020
- 2020-09-16 CN CN202080098764.2A patent/CN115668612A/zh active Pending
- 2020-09-16 WO PCT/CN2020/115571 patent/WO2022056722A1/zh active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012014348A1 (ja) * | 2010-07-28 | 2012-02-02 | パナソニック株式会社 | 電池モジュール及び電池パック |
| JP2012079510A (ja) * | 2010-09-30 | 2012-04-19 | Gs Yuasa Corp | 電池モジュール及び組電池 |
| JP2012094507A (ja) * | 2010-09-30 | 2012-05-17 | Gs Yuasa Corp | 単電池、電池モジュール及び組電池 |
| CN103931020A (zh) * | 2011-11-11 | 2014-07-16 | 松下电器产业株式会社 | 电池组 |
| CN207868256U (zh) * | 2017-10-26 | 2018-09-14 | 苏州宇量电池有限公司 | 一种具有防爆阀的快速排压锂电池 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022056722A1 (zh) | 2022-03-24 |
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