CN114097105A - 极片、电池单元及电池组 - Google Patents
极片、电池单元及电池组 Download PDFInfo
- Publication number
- CN114097105A CN114097105A CN201980097213.1A CN201980097213A CN114097105A CN 114097105 A CN114097105 A CN 114097105A CN 201980097213 A CN201980097213 A CN 201980097213A CN 114097105 A CN114097105 A CN 114097105A
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- CN
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- Prior art keywords
- battery
- pole piece
- coating
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- unit
- Prior art date
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- 239000011248 coating agent Substances 0.000 claims abstract description 92
- 238000000576 coating method Methods 0.000 claims abstract description 92
- 239000011149 active material Substances 0.000 claims description 9
- 239000011800 void material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 15
- 238000005452 bending Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
一种极片(10),其包括极片主体(11),所述极片主体(11)包括涂布单元(113),所述涂布单元(113)包括呈正六边形的涂布单元(113)及呈梯形的涂布单元(113)中的至少一种;所述呈梯形的涂布单元(113)包括依次连接的第一斜边、第一平行边、第二斜边及第二平行边,所述第二平行边的中点到所述呈梯形的涂布单元(113)的四个顶点的距离相等,且所述第一斜边、第一平行边及第二斜边的边长相等。一种应用上述极片(10)的电池单元(100)及应用该电池单元(100)的电池组(200),所述极片(10)提高了所述电池组(200)的变形能力。
Description
PCT国内申请,说明书已公开。
Claims (11)
- 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/CN2019/095324 WO2021003680A1 (zh) | 2019-07-09 | 2019-07-09 | 极片、电池单元及电池组 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114097105A true CN114097105A (zh) | 2022-02-25 |
Family
ID=74114920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201980097213.1A Pending CN114097105A (zh) | 2019-07-09 | 2019-07-09 | 极片、电池单元及电池组 |
Country Status (2)
Country | Link |
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CN (1) | CN114097105A (zh) |
WO (1) | WO2021003680A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115966816A (zh) * | 2021-10-12 | 2023-04-14 | 宁德时代新能源科技股份有限公司 | 电池单体、电池和用电装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1274955A (zh) * | 1999-05-19 | 2000-11-29 | 日本电气株式会社 | 非水电解液二次电池 |
JP2005011660A (ja) * | 2003-06-18 | 2005-01-13 | Nissan Motor Co Ltd | 二次電池用電極及びその製造方法並びにこれを用いた二次電池 |
CN1599098A (zh) * | 2003-09-17 | 2005-03-23 | 日立麦克赛尔株式会社 | 非水二次电池用电极及非水二次电池 |
CN101807683A (zh) * | 2010-04-28 | 2010-08-18 | 常州市宙纳新能源科技有限公司 | 一种锂离子电容电池的正负极片及其两种极片的制作方法 |
CN109314280A (zh) * | 2017-01-26 | 2019-02-05 | 株式会社Lg化学 | 锂离子二次电池 |
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2019
- 2019-07-09 CN CN201980097213.1A patent/CN114097105A/zh active Pending
- 2019-07-09 WO PCT/CN2019/095324 patent/WO2021003680A1/zh active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1274955A (zh) * | 1999-05-19 | 2000-11-29 | 日本电气株式会社 | 非水电解液二次电池 |
JP2005011660A (ja) * | 2003-06-18 | 2005-01-13 | Nissan Motor Co Ltd | 二次電池用電極及びその製造方法並びにこれを用いた二次電池 |
CN1599098A (zh) * | 2003-09-17 | 2005-03-23 | 日立麦克赛尔株式会社 | 非水二次电池用电极及非水二次电池 |
CN101807683A (zh) * | 2010-04-28 | 2010-08-18 | 常州市宙纳新能源科技有限公司 | 一种锂离子电容电池的正负极片及其两种极片的制作方法 |
CN109314280A (zh) * | 2017-01-26 | 2019-02-05 | 株式会社Lg化学 | 锂离子二次电池 |
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Publication number | Publication date |
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WO2021003680A1 (zh) | 2021-01-14 |
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Application publication date: 20220225 |