CN114097105A - 极片、电池单元及电池组 - Google Patents

极片、电池单元及电池组 Download PDF

Info

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
Authority
CN
China
Prior art keywords
battery
pole piece
coating
units
unit
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
Application number
CN201980097213.1A
Other languages
English (en)
Inventor
董佳丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningde Amperex Technology Ltd
Original Assignee
Ningde Amperex Technology Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningde Amperex Technology Ltd filed Critical Ningde Amperex Technology Ltd
Publication of CN114097105A publication Critical patent/CN114097105A/zh
Pending legal-status Critical Current

Links

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

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)

  1. PCT国内申请，权利要求书已公开。
CN201980097213.1A 2019-07-09 2019-07-09 极片、电池单元及电池组 Pending CN114097105A (zh)

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
CN (1) CN114097105A (zh)
WO (1) WO2021003680A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
WO2021003680A1 (zh) 2021-01-14

Similar Documents

Publication Publication Date Title
JP4515961B2 (ja) 二次電池を利用した電池モジュール
US10312547B2 (en) Cross-woven electrode assembly
EP2450990B1 (en) Battery module having battery cell holder
CN104094463B (zh) 在厚度方向上具有增加的结构自由度的电极组件、包括该电极组件的二次电池和电池组以及装置
US20120321936A1 (en) Battery pack
CN109314280B (zh) 锂离子二次电池
ATE301873T1 (de) Blei-säurebatterie mit ventilregulierung
KR20150128063A (ko) 교번 배열된 무지부와 코팅부를 포함하고 있는 플렉서블 전극조립체 및 그것을 포함하는 전지셀
US10170768B2 (en) Grid assembly for a plate-shaped battery electrode of an electrochemical accumulator battery
CN114097105A (zh) 极片、电池单元及电池组
EP3032614B1 (en) Battery module and battery cell
US20100062335A1 (en) Bipolar battery
KR20130131843A (ko) 신규한 이차전지용 전극 분리막 조립체 및 이의 제조방법
CN113853709B (zh) 电化学装置和电子装置
CN113871570B (zh) 一种极片、卷芯及电池
US9437898B2 (en) Secondary battery including plurality of electrode assemblies
WO2020028278A2 (en) Redundant tabs for electrochemical cell
KR102597528B1 (ko) 고전압 배터리 셀
CN217788448U (zh) 一种分段式间隔涂布极片及裸电芯
CN219832966U (zh) 电芯结构及电池组
CN215266333U (zh) 一种太阳能电池片及太阳能电池模组
CN217427023U (zh) 汇流组件及电芯模组
EP4086997A1 (en) Method for manufacturing electrode including folding part and electrode sheet including folding part
US20210057709A1 (en) System layout for a modular battery system
CN118017025A (zh) 一种电芯的整体叠片式制造方法及制得的电芯

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