JP7813633B2 - 円筒型電池およびバッテリモジュール - Google Patents
円筒型電池およびバッテリモジュールInfo
- Publication number
- JP7813633B2 JP7813633B2 JP2022054485A JP2022054485A JP7813633B2 JP 7813633 B2 JP7813633 B2 JP 7813633B2 JP 2022054485 A JP2022054485 A JP 2022054485A JP 2022054485 A JP2022054485 A JP 2022054485A JP 7813633 B2 JP7813633 B2 JP 7813633B2
- Authority
- JP
- Japan
- Prior art keywords
- wound
- electrode group
- thickness
- electrode
- wound 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
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
- H01M10/0422—Cells or battery with cylindrical casing
-
- 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
- H01M10/0431—Cells with wound or folded 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
- H01M10/052—Li-accumulators
-
- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
- H01M10/0562—Solid materials
-
- 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
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/258—Modular batteries; Casings provided with means for assembling
-
- 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)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
Description
11 軸心部材
11a 第1導電部材
11b 第2導電部材
12 巻回電極群
13A 雄ネジ部
13B 雌ネジ部
14、17 絶縁部材
15 外装部材
16A 第1蓋部材
16B 第2蓋部材
18A、18B 延出部
100 バッテリモジュール
D 両面テープ
Claims (8)
- 軸心部材と、
前記軸心部材の周りに、電解質を介して正極および負極が積層されている電極積層体が巻回されている巻回電極群と、
前記巻回電極群の巻回方向の前記軸心部材と接していない側の端部を固定している固定部材と、
前記巻回電極群および前記固定部材を巻回している外装部材と、を備え、
前記固定部材は、前記巻回方向の一方の端部が前記巻回電極群の巻回方向の軸心部材と接していない側の端部と重なり、前記巻回方向の他方の端部が前記外装部材の巻回方向の前記固定部材の側の端部と重なる、円筒型電池。 - 前記固定部材は、絶縁体であり、
前記固定部材の前記軸心部材の軸心方向の長さは、前記巻回電極群の前記軸心部材の軸心方向の長さよりも大きい、請求項1に記載の円筒型電池。 - 前記固定部材は、両面テープであり、
前記両面テープは、一方の面が前記巻回電極群を固定しており、他方の面が前記外装部材を固定している、請求項1または2に記載の円筒型電池。 - 前記固定部材は、前記巻回方向の前記巻回電極群および前記外装部材の間の領域において、前記巻回電極群の側の厚みが前記外装部材の側の厚みよりも大きい傾斜が形成されている、請求項1から3のいずれか一項に記載の円筒型電池。
- 前記外装部材の厚みは、前記電極積層体の厚みよりも小さい、請求項1から4のいずれか一項に記載の円筒型電池。
- 前記外装部材の厚みは、前記電極積層体の厚みから前記正極または前記負極の厚みを除いた厚みよりも大きい、請求項5に記載の円筒型電池。
- 前記電極積層体は、固体電解質層を介して前記正極および前記負極が積層されている、請求項1から6のいずれか一項に記載の円筒型電池。
- 請求項1から7のいずれか一項に記載の円筒型電池を複数備える、バッテリモジュール。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022054485A JP7813633B2 (ja) | 2022-03-29 | 2022-03-29 | 円筒型電池およびバッテリモジュール |
| CN202310079717.9A CN116895816A (zh) | 2022-03-29 | 2023-02-08 | 圆筒型电池及蓄电池模组 |
| US18/166,485 US20230318012A1 (en) | 2022-03-29 | 2023-02-09 | Cylindrical battery and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022054485A JP7813633B2 (ja) | 2022-03-29 | 2022-03-29 | 円筒型電池およびバッテリモジュール |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023146989A JP2023146989A (ja) | 2023-10-12 |
| JP7813633B2 true JP7813633B2 (ja) | 2026-02-13 |
Family
ID=88193753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022054485A Active JP7813633B2 (ja) | 2022-03-29 | 2022-03-29 | 円筒型電池およびバッテリモジュール |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20230318012A1 (ja) |
| JP (1) | JP7813633B2 (ja) |
| CN (1) | CN116895816A (ja) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000067906A (ja) | 1998-08-19 | 2000-03-03 | Sony Corp | 固体電解質電池 |
| JP2001143759A (ja) | 1999-11-15 | 2001-05-25 | Shin Kobe Electric Mach Co Ltd | 円筒形リチウムイオン電池 |
| JP2011129393A (ja) | 2009-12-18 | 2011-06-30 | Toyota Motor Corp | 固体電池及びその製造方法 |
| WO2018142928A1 (ja) | 2017-01-31 | 2018-08-09 | パナソニックIpマネジメント株式会社 | 二次電池 |
-
2022
- 2022-03-29 JP JP2022054485A patent/JP7813633B2/ja active Active
-
2023
- 2023-02-08 CN CN202310079717.9A patent/CN116895816A/zh active Pending
- 2023-02-09 US US18/166,485 patent/US20230318012A1/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000067906A (ja) | 1998-08-19 | 2000-03-03 | Sony Corp | 固体電解質電池 |
| JP2001143759A (ja) | 1999-11-15 | 2001-05-25 | Shin Kobe Electric Mach Co Ltd | 円筒形リチウムイオン電池 |
| JP2011129393A (ja) | 2009-12-18 | 2011-06-30 | Toyota Motor Corp | 固体電池及びその製造方法 |
| WO2018142928A1 (ja) | 2017-01-31 | 2018-08-09 | パナソニックIpマネジメント株式会社 | 二次電池 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2023146989A (ja) | 2023-10-12 |
| US20230318012A1 (en) | 2023-10-05 |
| CN116895816A (zh) | 2023-10-17 |
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