JP7354971B2 - 電池モジュール - Google Patents
電池モジュール Download PDFInfo
- Publication number
- JP7354971B2 JP7354971B2 JP2020152872A JP2020152872A JP7354971B2 JP 7354971 B2 JP7354971 B2 JP 7354971B2 JP 2020152872 A JP2020152872 A JP 2020152872A JP 2020152872 A JP2020152872 A JP 2020152872A JP 7354971 B2 JP7354971 B2 JP 7354971B2
- Authority
- JP
- Japan
- Prior art keywords
- active material
- material layer
- positive electrode
- electrode active
- 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
- 239000007774 positive electrode material Substances 0.000 claims description 92
- 239000007773 negative electrode material Substances 0.000 claims description 85
- 239000012212 insulator Substances 0.000 claims description 3
- 239000006182 cathode active material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000011149 active material Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 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
- H01M10/04—Construction or manufacture in general
- H01M10/045—Cells or batteries with folded 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
- H01M50/512—Connection only in parallel
-
- 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
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
- H01M4/78—Shapes other than plane or cylindrical, e.g. helical
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- 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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/463—Separators, membranes or diaphragms characterised by their shape
- H01M50/466—U-shaped, bag-shaped or folded
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
-
- 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
- H01M2004/025—Electrodes composed of, or comprising, active material with shapes other than plane or cylindrical
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Cell Separators (AREA)
- Connection Of Batteries Or Terminals (AREA)
Description
図1は、本開示の第1実施形態の電池モジュールの構成を概略的に示す断面図である。図2は、正極部材及び負極部材の構成を概略的に示す断面図である。この電池モジュール1は、例えば、車両のフロアの下面に搭載される。
次に、図13を参照しながら、本開示の第2実施形態の電池モジュール1の正極部材10及び負極部材20の構成について説明する。なお、第2実施形態では、第1実施形態と異なる部分についてのみ説明が行われ、第1実施形態と同じ構造、作用及び効果の説明は繰り返されない。
Claims (5)
- 複数の電極が互いに並列となるように接続された電池モジュールであって、
第1主面及び第2主面を有する正極集電体と、前記正極集電体の前記第1主面に設けられた第1正極活物質層と、前記正極集電体の前記第2主面に設けられた第2正極活物質層と、を有する正極部材と、
第1主面及び第2主面を有する負極集電体と、前記負極集電体の前記第1主面に設けられた第1負極活物質層と、前記負極集電体の前記第2主面に設けられた第2負極活物質層と、を有する負極部材と、
前記正極部材と前記負極部材との間に配置されたセパレータと、を備え、
前記正極集電体は、前記第1正極活物質層と前記第2正極活物質層とが前記第1正極活物質層の厚み方向に並ぶように当該正極集電体が折り返された正極折返し部を有し、
前記負極集電体は、前記第1負極活物質層と前記第2負極活物質層とが前記第1負極活物質層の厚み方向に並ぶように当該負極集電体が折り返された負極折返し部を有し、
前記第2正極活物質層は、前記正極集電体の前記正極折返し部が折り返されていない状態において前記正極集電体のうち当該正極集電体の厚み方向に前記第1正極活物質層と重ならない部位に設けられており、
前記第2負極活物質層は、前記負極集電体の前記負極折返し部が折り返されていない状態において前記負極集電体のうち当該負極集電体の厚み方向に前記第1負極活物質層と重ならない部位に設けられており、
前記第1負極活物質層は、前記第1正極活物質層と対向するように配置されることによって前記第1正極活物質層とともに第1電極を構成しており、
前記第2負極活物質層は、前記第2正極活物質層と対向するように配置されることによって前記第2正極活物質層とともに前記第1電極に並列接続された第2電極を構成しており、
前記負極折返し部は、前記第1電極及び前記第2電極を基準として前記正極折返し部が形成された側と反対側に形成されており、
前記セパレータは、
前記第1正極活物質層と前記第1負極活物質層との間に介在する第1介在部と、
前記第2正極活物質層と前記第2負極活物質層との間に介在する第2介在部と、
前記第1電極及び前記第2電極間を通るとともに前記第1介在部と前記第2介在部とを連結する連結部と、を有し、
前記連結部は、
前記第1電極及び前記第2電極間を通過する通過要素と、
前記第1負極活物質層と前記正極折返し部との間で折り返されており、前記第1介在部と前記通過要素とを連結する第1折返し要素と、
前記第2正極活物質層と前記負極折返し部との間で折り返されており、前記第2介在部と前記通過要素とを連結する第2折返し要素と、を有する、電池モジュール。 - 絶縁体からなる枠部材をさらに備える、請求項1に記載の電池モジュール。
- 前記正極折返し部は、前記枠部材に固定されている、請求項2に記載の電池モジュール。
- 前記負極折返し部は、前記枠部材に固定されている、請求項2又は3に記載の電池モジュール。
- 前記セパレータの端部は、前記枠部材に固定されている、請求項2から4のいずれかに記載の電池モジュール。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020152872A JP7354971B2 (ja) | 2020-09-11 | 2020-09-11 | 電池モジュール |
US17/389,620 US11942592B2 (en) | 2020-09-11 | 2021-07-30 | Battery module |
CN202111064815.2A CN114171854A (zh) | 2020-09-11 | 2021-09-10 | 电池模块 |
JP2023148906A JP2023160998A (ja) | 2020-09-11 | 2023-09-14 | 電池モジュールの製造方法 |
US18/588,813 US20240204240A1 (en) | 2020-09-11 | 2024-02-27 | Battery module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020152872A JP7354971B2 (ja) | 2020-09-11 | 2020-09-11 | 電池モジュール |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023148906A Division JP2023160998A (ja) | 2020-09-11 | 2023-09-14 | 電池モジュールの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022047130A JP2022047130A (ja) | 2022-03-24 |
JP7354971B2 true JP7354971B2 (ja) | 2023-10-03 |
Family
ID=80476668
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020152872A Active JP7354971B2 (ja) | 2020-09-11 | 2020-09-11 | 電池モジュール |
JP2023148906A Pending JP2023160998A (ja) | 2020-09-11 | 2023-09-14 | 電池モジュールの製造方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023148906A Pending JP2023160998A (ja) | 2020-09-11 | 2023-09-14 | 電池モジュールの製造方法 |
Country Status (3)
Country | Link |
---|---|
US (2) | US11942592B2 (ja) |
JP (2) | JP7354971B2 (ja) |
CN (1) | CN114171854A (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012109124A (ja) | 2010-11-17 | 2012-06-07 | Sony Corp | 非水電解質電池 |
JP2014035998A (ja) | 2012-08-10 | 2014-02-24 | Toyota Industries Corp | 蓄電装置 |
JP2015130370A (ja) | 2014-01-06 | 2015-07-16 | 株式会社ジェイテクト | 蓄電デバイスの製造方法 |
JP2016110856A (ja) | 2014-12-08 | 2016-06-20 | シチズンホールディングス株式会社 | 扁平型電池 |
JP2020092003A (ja) | 2018-12-05 | 2020-06-11 | Fdk株式会社 | ラミネート型蓄電素子 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0917441A (ja) * | 1995-06-27 | 1997-01-17 | Sanyo Electric Co Ltd | 折曲した電極板を内蔵する角形電池 |
JPH1079254A (ja) * | 1996-09-04 | 1998-03-24 | Denso Corp | 角型電池 |
FR2832859B1 (fr) | 2001-11-28 | 2004-01-09 | Commissariat Energie Atomique | Generateur electrochimique au lithium comprenant au moins une electrode bipolaire avec substrats conducteurs en aluminium ou alliage d'aluminium |
WO2006105187A1 (en) * | 2005-03-31 | 2006-10-05 | Firefly Energy Inc. | Bipolar battery having carbon foam current collectors |
JP4599314B2 (ja) * | 2006-02-22 | 2010-12-15 | 株式会社東芝 | 非水電解質電池、電池パック及び自動車 |
JP4927064B2 (ja) * | 2008-11-11 | 2012-05-09 | シャープ株式会社 | 二次電池 |
US20110177383A1 (en) * | 2010-01-19 | 2011-07-21 | Lightening Energy | Battery cell module for modular battery with interleaving separator |
JP2011258439A (ja) * | 2010-06-10 | 2011-12-22 | Denso Corp | 二次電池 |
FR2964256B1 (fr) * | 2010-08-24 | 2012-09-28 | Commissariat Energie Atomique | Accumulateur electrochimique bipolaire a emballage ameliore |
FR2974674B1 (fr) | 2011-04-26 | 2013-06-28 | Commissariat Energie Atomique | Accumulateur electrochimique li-ion de type bipolaire a capacite augmentee |
JP2013069527A (ja) * | 2011-09-22 | 2013-04-18 | Kawasaki Heavy Ind Ltd | 二次電池、二次電池用の電極、二次電池の製造方法および製造装置 |
JP5798478B2 (ja) * | 2011-12-22 | 2015-10-21 | 株式会社カネカ | 非水電解質二次電池用電極及びそれを用いた非水電解質二次電池 |
JP6233688B2 (ja) * | 2012-09-13 | 2017-11-22 | 株式会社Gsユアサ | 電極体、電極体の製造方法、及び電極体を備えた蓄電素子 |
EP3396773B1 (en) * | 2015-12-16 | 2022-06-01 | Kabushiki Kaisha Toshiba | Non-aqueous electrolyte battery and battery pack |
KR102229624B1 (ko) * | 2016-09-21 | 2021-03-17 | 삼성에스디아이 주식회사 | 이차전지 |
US10658663B2 (en) * | 2017-09-05 | 2020-05-19 | GM Global Technology Operations LLC | Electrode designs for lithium ion battery and capacitor hybrid system |
JP7123687B2 (ja) | 2018-08-06 | 2022-08-23 | 株式会社豊田自動織機 | バイポーラ電池及びバイポーラ電池の製造方法 |
KR102314631B1 (ko) * | 2018-09-19 | 2021-10-20 | 주식회사 엘지에너지솔루션 | 전극조립체 |
JP2020173955A (ja) * | 2019-04-10 | 2020-10-22 | 本田技研工業株式会社 | 電池用電極群、該電極群を備える巻回型電池および電池用電極群の製造方法 |
KR20210143595A (ko) * | 2020-05-20 | 2021-11-29 | 주식회사 엘지에너지솔루션 | 이차전지 및 그의 제조방법 |
-
2020
- 2020-09-11 JP JP2020152872A patent/JP7354971B2/ja active Active
-
2021
- 2021-07-30 US US17/389,620 patent/US11942592B2/en active Active
- 2021-09-10 CN CN202111064815.2A patent/CN114171854A/zh active Pending
-
2023
- 2023-09-14 JP JP2023148906A patent/JP2023160998A/ja active Pending
-
2024
- 2024-02-27 US US18/588,813 patent/US20240204240A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012109124A (ja) | 2010-11-17 | 2012-06-07 | Sony Corp | 非水電解質電池 |
JP2014035998A (ja) | 2012-08-10 | 2014-02-24 | Toyota Industries Corp | 蓄電装置 |
JP2015130370A (ja) | 2014-01-06 | 2015-07-16 | 株式会社ジェイテクト | 蓄電デバイスの製造方法 |
JP2016110856A (ja) | 2014-12-08 | 2016-06-20 | シチズンホールディングス株式会社 | 扁平型電池 |
JP2020092003A (ja) | 2018-12-05 | 2020-06-11 | Fdk株式会社 | ラミネート型蓄電素子 |
Also Published As
Publication number | Publication date |
---|---|
US11942592B2 (en) | 2024-03-26 |
US20240204240A1 (en) | 2024-06-20 |
US20220085403A1 (en) | 2022-03-17 |
JP2022047130A (ja) | 2022-03-24 |
JP2023160998A (ja) | 2023-11-02 |
CN114171854A (zh) | 2022-03-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9865859B2 (en) | Stacked-type secondary battery | |
JP4775226B2 (ja) | 蓄電装置の製造方法 | |
JP5618010B2 (ja) | 多方向性リード−タブ構造を有するリチウム二次電池 | |
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 | |
CN113330631B (zh) | 电极组件、电化学装置及电子装置 | |
US8828602B2 (en) | Secondary battery with electrode leads at an outer side of a battery case | |
JP5392368B2 (ja) | 蓄電装置 | |
US10593986B2 (en) | Rechargeable battery | |
JP2013187046A (ja) | 組電池 | |
JP2010003803A (ja) | 電気化学デバイス及びその製造方法 | |
JP2016541103A (ja) | 電極アセンブリ、その製造方法及び電気化学セル | |
JP2012204305A (ja) | 電池セル | |
JP7205387B2 (ja) | 蓄電装置 | |
JP2018106962A (ja) | 蓄電モジュール及び蓄電モジュールの製造方法 | |
JP2006127882A (ja) | 薄型電池および組電池 | |
JP7354971B2 (ja) | 電池モジュール | |
JP4977356B2 (ja) | 電気デバイス集合体 | |
JP2019040720A (ja) | 蓄電デバイス及びその製造方法 | |
CN115395127A (zh) | 电池单元 | |
JP2018142459A (ja) | 蓄電装置 | |
JP2018073508A (ja) | 蓄電装置、及び蓄電装置の製造方法 | |
JP7327160B2 (ja) | 蓄電装置、及び、蓄電モジュール | |
JP2023019710A (ja) | 蓄電装置 | |
JP7379279B2 (ja) | 電池モジュール | |
JP2017158366A (ja) | アクチュエータ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220824 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20230426 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230509 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230522 |
|
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: 20230822 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230904 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 7354971 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |