JP6055907B2 - 多数の電極組立体を含む二次電池 - Google Patents
多数の電極組立体を含む二次電池 Download PDFInfo
- Publication number
- JP6055907B2 JP6055907B2 JP2015506925A JP2015506925A JP6055907B2 JP 6055907 B2 JP6055907 B2 JP 6055907B2 JP 2015506925 A JP2015506925 A JP 2015506925A JP 2015506925 A JP2015506925 A JP 2015506925A JP 6055907 B2 JP6055907 B2 JP 6055907B2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- electrode assembly
- assembly
- secondary battery
- negative electrode
- 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.)
- Active
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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0436—Small-sized flat cells or batteries for portable equipment
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- 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
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- 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
- H01M2010/4292—Aspects relating to capacity ratio of electrodes/electrolyte or anode/cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Battery Mounting, Suspending (AREA)
Description
第2正極、第2分離膜及び第2負極を含む第2電極組立体を含み、
前記第2電極組立体の極板面積が前記第1電極組立体の極板面積より小さい場合、前記第2電極組立体の断面の厚さは、前記第1電極組立体の断面の厚さより大きいことを特徴とする二次電池を提供する。
0.5≦S2/S1≦0.98 (1)
S1は、第1電極組立体の極板面積であり、 S2は、第2電極組立体の極板面積である。
0≦I1/I2≦0.2 (2)
I1は第1電極組立体の断面の厚さであり、 I2は第2電極組立体の断面の厚さである。
Claims (10)
- 第1正極、第1分離膜及び第1負極を含む第1電極組立体;
第2正極、第2分離膜及び第2負極を含む第2電極組立体を含み、
前記第1電極組立体と前記第2電極組立体は積層され、
前記第2電極組立体の極板面積が前記第1電極組立体の極板面積より小さく、
前記第2電極組立体の断面の厚さは、前記第1電極組立体の断面の厚さより大きく、
前記第1正極及び第2正極は、正極集電体の両面又は一面に正極活物質が塗布されるものであり、
前記第1負極及び第2負極は、負極集電体の両面又は一面に負極活物質が塗布されるものであり、
前記第2電極組立体の前記第2正極の正極活物質層が、前記第1電極組立体の前記第1正極の正極活物質層よりさらに厚く、
前記第2電極組立体の前記第2負極の負極活物質層が、前記第1電極組立体の前記第1負極の負極活物質層よりさらに厚いことを特徴とする二次電池。 - 前記第1電極組立体の極板面積と第2電極組立体の極板面積は、下記式(1)で表されることを特徴とする請求項1に記載の二次電池:
0.5≦S2/S1≦0.98 (1)
S1は第1電極組立体の極板面積であり、S2は第2電極組立体の極板面積である。 - 前記第1電極組立体の断面の厚さと第2電極組立体の断面の厚さは、下記式(2)で表されることを特徴とする請求項1に記載の二次電池:
0<I 1 /I 2 ≦0.2 (2)
I1は第1電極組立体の断面の厚さであり、I2は第2電極組立体の断面の厚さである。 - 前記第1正極の単位面積当たりの電池容量は、0.0121乃至0.0123 Ah/cm2であることを特徴とする請求項1に記載の二次電池。
- 前記第2正極の単位面積当たりの電池容量は、0.0123乃至0.0126 Ah/cm2であることを特徴とする請求項1に記載の二次電池。
- 前記第1負極の単位面積当たりの電池容量は、0.0132乃至0.0136 Ah/cm2であることを特徴とする請求項1に記載の二次電池。
- 前記第2負極の単位面積当たりの電池容量は、0.0135乃至0.0139 Ah/cm2であることを特徴とする請求項1に記載の二次電池。
- 前記第1電極組立体と前記第2電極組立体との電池容量は同一であることを特徴とする請求項1に記載の二次電池。
- 請求項1に記載の二次電池を2つ以上電気的に接続して含むことを特徴とする中大型電池モジュール。
- 請求項9に記載の中大型電池モジュールを2つ以上電気的に接続して含むことを特徴とする中大型電池パック。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0001712 | 2013-01-07 | ||
| KR1020130001712A KR101577494B1 (ko) | 2013-01-07 | 2013-01-07 | 다수의 전극조립체를 포함하는 이차전지 |
| PCT/KR2014/000083 WO2014107061A1 (ko) | 2013-01-07 | 2014-01-06 | 다수의 전극조립체를 포함하는 이차전지 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2015514303A JP2015514303A (ja) | 2015-05-18 |
| JP6055907B2 true JP6055907B2 (ja) | 2016-12-27 |
Family
ID=51062337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015506925A Active JP6055907B2 (ja) | 2013-01-07 | 2014-01-06 | 多数の電極組立体を含む二次電池 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9437898B2 (ja) |
| EP (1) | EP2779296B1 (ja) |
| JP (1) | JP6055907B2 (ja) |
| KR (1) | KR101577494B1 (ja) |
| CN (1) | CN104040776B (ja) |
| TW (1) | TWI500199B (ja) |
| WO (1) | WO2014107061A1 (ja) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160080448A (ko) | 2014-12-29 | 2016-07-08 | 이재훈 | 야생동물로부터 농작물을 지키기 위한 시스템 |
| EP4668405A3 (en) | 2015-06-18 | 2026-03-25 | 24M Technologies, Inc. | Single pouch battery cells and methods of manufacture |
| DE102017202995A1 (de) * | 2017-02-24 | 2018-08-30 | Robert Bosch Gmbh | Elektrische Energiespeichereinheit mit mindestens einer elektrisch isolierten Elektrodenmateriallage und entsprechendes Herstellungsverfahren |
| KR102672204B1 (ko) | 2019-08-20 | 2024-06-05 | 주식회사 엘지에너지솔루션 | 이차전지, 그 이차전지의 제조방법 및 그 이차전지를 포함하는 전지팩 |
| US11742525B2 (en) * | 2020-02-07 | 2023-08-29 | 24M Technologies, Inc. | Divided energy electrochemical cell systems and methods of producing the same |
| KR102928368B1 (ko) | 2020-05-22 | 2026-02-19 | 주식회사 엘지에너지솔루션 | 전극조립체, 그의 제조방법 및 이차전지 |
| US12381277B2 (en) | 2020-06-17 | 2025-08-05 | 24M Technologies, Inc. | Electrochemical cells with flame retardant mechanism and methods of producing the same |
| KR102945054B1 (ko) * | 2020-11-23 | 2026-03-26 | 주식회사 엘지에너지솔루션 | 석시노나이트릴을 포함하는 하이브리드 구조가 적용된 이차전지 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6664006B1 (en) | 1999-09-02 | 2003-12-16 | Lithium Power Technologies, Inc. | All-solid-state electrochemical device and method of manufacturing |
| JP3611765B2 (ja) | 1999-12-09 | 2005-01-19 | シャープ株式会社 | 二次電池及びそれを用いた電子機器 |
| EP1382081A1 (en) | 2001-04-24 | 2004-01-21 | Reveo, Inc. | Hybrid electrochemical cell system |
| KR100440934B1 (ko) * | 2002-02-06 | 2004-07-21 | 삼성에스디아이 주식회사 | 이차전지 |
| EP1716610B1 (en) * | 2004-02-06 | 2011-08-24 | A 123 Systems, Inc. | Lithium secondary cell with high charge and discharge rate capability |
| TW200840120A (en) * | 2007-03-20 | 2008-10-01 | Industrie De Nora Spa | Electrochemical cell and method for operating the same |
| JP5326482B2 (ja) * | 2008-10-14 | 2013-10-30 | 日産自動車株式会社 | 非水電解質二次電池、および、これを有する組電池および車両 |
| JP2012523087A (ja) * | 2009-04-01 | 2012-09-27 | エルジー・ケム・リミテッド | モジュールの設計構造に柔軟性を有するバッテリーモジュール、並びにそのバッテリーモジュールを含む中型および大型のバッテリーパック |
| CN102884665B (zh) | 2010-04-06 | 2015-09-30 | 株式会社Lg化学 | 改进的堆叠型电池胞或者双电池胞、用于使用该电池胞的二次电池的电极组件及其制造方法 |
| US9040187B2 (en) * | 2010-07-13 | 2015-05-26 | Apple, Inc. | Battery pack with cells of different capacities electrically coupled in parallel |
| US8940429B2 (en) | 2010-07-16 | 2015-01-27 | Apple Inc. | Construction of non-rectangular batteries |
| US9289611B2 (en) * | 2011-11-22 | 2016-03-22 | Medtronic, Inc. | Electrochemical cell with adjacent cathodes |
| KR20130118716A (ko) * | 2012-04-20 | 2013-10-30 | 주식회사 엘지화학 | 전극 조립체, 이를 포함하는 전지셀 및 디바이스 |
| CN103918106B (zh) * | 2012-05-30 | 2017-06-13 | Lg 化学株式会社 | 具有优良电极突片连接性的电极组件、包括电极组件的电池单元和装置及制造电极组件的方法 |
| KR101385732B1 (ko) * | 2012-11-22 | 2014-04-17 | 주식회사 엘지화학 | 전장의 길이가 동일하고 전폭의 길이가 상이한 전극 유닛들로 이루어진 전극 조립체, 이를 포함하는 전지셀 및 디바이스 |
-
2013
- 2013-01-07 KR KR1020130001712A patent/KR101577494B1/ko active Active
-
2014
- 2014-01-06 EP EP14711438.3A patent/EP2779296B1/en active Active
- 2014-01-06 CN CN201480000266.4A patent/CN104040776B/zh active Active
- 2014-01-06 JP JP2015506925A patent/JP6055907B2/ja active Active
- 2014-01-06 WO PCT/KR2014/000083 patent/WO2014107061A1/ko not_active Ceased
- 2014-01-07 TW TW103100537A patent/TWI500199B/zh active
- 2014-05-21 US US14/283,650 patent/US9437898B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2779296A4 (en) | 2016-06-08 |
| TW201442320A (zh) | 2014-11-01 |
| EP2779296B1 (en) | 2017-09-13 |
| US9437898B2 (en) | 2016-09-06 |
| TWI500199B (zh) | 2015-09-11 |
| KR101577494B1 (ko) | 2015-12-15 |
| CN104040776B (zh) | 2016-06-22 |
| CN104040776A (zh) | 2014-09-10 |
| US20140255762A1 (en) | 2014-09-11 |
| KR20140090341A (ko) | 2014-07-17 |
| WO2014107061A1 (ko) | 2014-07-10 |
| EP2779296A1 (en) | 2014-09-17 |
| JP2015514303A (ja) | 2015-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6055907B2 (ja) | 多数の電極組立体を含む二次電池 | |
| JP5779828B2 (ja) | 段差を有する電極組立体、それを含む電池セル、電池パック及びデバイス | |
| US8945743B2 (en) | Stepped electrode assembly having predetermined a thickness ratio in the interface between electrode units, battery cell and device comprising the same | |
| CN104011929B (zh) | 具有阶梯式部分的电极组件和包括该电极组件的电池单元、电池组和装置 | |
| US20140120397A1 (en) | Electrode assembly having excellent electrode tab connectivity and battery cell and device including electrode assembly | |
| CN104081575B (zh) | 包括具有相同长度且不同宽度的电极单元的电极组件和包括该电极组件的电池单元和装置 | |
| KR101834035B1 (ko) | 전극 조립체, 이를 포함하는 전지셀 및 디바이스 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20141015 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20141015 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20150916 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20151029 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160126 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20160629 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160923 |
|
| 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: 20161129 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20161205 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 6055907 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |