JP2023011675A - 蓄電素子 - Google Patents
蓄電素子 Download PDFInfo
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- JP2023011675A JP2023011675A JP2022166980A JP2022166980A JP2023011675A JP 2023011675 A JP2023011675 A JP 2023011675A JP 2022166980 A JP2022166980 A JP 2022166980A JP 2022166980 A JP2022166980 A JP 2022166980A JP 2023011675 A JP2023011675 A JP 2023011675A
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- 238000003860 storage Methods 0.000 title claims abstract description 53
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 8
- 238000003466 welding Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
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- 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
- H01M50/147—Lids or covers
-
- 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
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
-
- 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
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
- H01M50/15—Lids or covers characterised by their shape for prismatic or rectangular cells
-
- 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
- H01M50/533—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
- 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
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for prismatic or rectangular cells
-
- 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
- H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
-
- 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
- H01M50/51—Connection only in series
-
- 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
- H01M50/514—Methods for interconnecting adjacent batteries or cells
- H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
-
- 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
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
-
- 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
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
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- 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
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
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- 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
- H01M50/543—Terminals
- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
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- 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
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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)
- Sealing Battery Cases Or Jackets (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
る。金属ケースの材質は、例えば、アルミニウム、アルミニウム合金、又はステンレスであってもよい。外装体2は、対向して配設される大きさが略等しい長方形状の底壁7及び天壁8と、底壁7及び天壁8の短辺間を接続し、底壁7及び天壁8よりも面積が小さい長方形状の蓋板9及び後壁10と、底壁7及び天壁8の長辺間を接続し、底壁7及び天壁8よりも面積が大きい長方形状の二つの側壁11、11とを備える。本実施形態では、蓄電素子1の設置面(図示せず)に設置される底壁7に対し、蓋板9が垂直に延びて、蓋板9が蓄電素子1の側面の一部を形成している。代替的に、蓄電素子1の底壁7とは反対側の天壁8の位置に蓋板があってもよい。
る面と反対側の面に、例えば超音波溶接、レーザー溶接又はかしめによって、接続されている。正極タブ15は、正極導電板部17aの、正極外部端子4の一側端4cより突出した部分から正極外部端子4の他側端4dより突出した部分に亘って、正極導電板部17aに接続されている。正極タブ15は、少なくとも、正極導電板部17aの他面における正極導電軸部17bに対向する部分に接続されている。
2 外装体
4 正極外部端子
5 負極外部端子
9 蓋板
12 正極板
13 負極板
17 正極集電体
17a 正極導電板部
17b 正極導電軸部
18 負極集電体
18a 負極導電板部
18b 負極導電軸部
26 蓄電モジュール
Claims (6)
- 蓋板に外部端子が設けられた外装体と、
タブを有して前記外装体に収容された極板と、
前記蓋板を貫通して一端が前記外部端子に接続された導電軸部と、
前記外装体に収容され、第一の表面に前記導電軸部の他端が接続され第二の表面に前記タブが接続された導電板部と
を備え、
前記蓋板の面方向における前記導電板部及びタブのそれぞれの寸法は前記外部端子の寸法よりも大きく、
前記タブは、前記極板と一体に形成され、
前記タブは、前記面方向において、前記外装体の側面から離間して配置され、
前記極板は、正極板と負極板とを有し、
前記タブは、前記正極板の直線状の端縁から前記蓋板に向かって延びる正極タブと、前記負極板の直線状の端縁から前記蓋板に向かって延びる負極タブとを有する
蓄電素子。 - 前記外部端子には貫通孔が形成されており、
前記導電軸部の一端は前記貫通孔に挿入されて前記外部端子にかしめられている
請求項1に記載の蓄電素子。 - 前記導電板部の第二の表面は平坦に形成され、
前記タブは、少なくとも、前記導電板部の前記導電軸部に対向する部分に接続されている
請求項1又は2に記載の蓄電素子。 - 断面視において前記外部端子の一側端及び他側端のそれぞれより前記導電板部の一端及び他端が前記蓋板の面方向に突出しており、
前記タブは、前記導電板部の前記外部端子の一側端より突出した部分から前記外部端子の他側端より突出した部分に亘って前記導電板部に接続されている
請求項1から3のいずれか一つに記載の蓄電素子。 - 前記導電板部及び導電軸部は一体成形されている
請求項1から4のいずれか一つに記載の蓄電素子。 - 前記蓋板の面方向における前記タブの寸法は、前記外部端子より大きく、前記蓋板と前記導電板部との間に配置された電気的絶縁性を有する部材より小さい
請求項1から5のいずれか一つに記載の蓄電素子。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022166980A JP7484992B2 (ja) | 2017-07-31 | 2022-10-18 | 蓄電素子 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2017148357A JP2019029225A (ja) | 2017-07-31 | 2017-07-31 | 蓄電素子 |
JP2021120557A JP7162706B2 (ja) | 2017-07-31 | 2021-07-21 | 蓄電素子 |
JP2022166980A JP7484992B2 (ja) | 2017-07-31 | 2022-10-18 | 蓄電素子 |
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JP2021120557A Division JP7162706B2 (ja) | 2017-07-31 | 2021-07-21 | 蓄電素子 |
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JP2023011675A true JP2023011675A (ja) | 2023-01-24 |
JP7484992B2 JP7484992B2 (ja) | 2024-05-16 |
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JP2021120557A Active JP7162706B2 (ja) | 2017-07-31 | 2021-07-21 | 蓄電素子 |
JP2022166980A Active JP7484992B2 (ja) | 2017-07-31 | 2022-10-18 | 蓄電素子 |
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Country Status (5)
Country | Link |
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US (2) | US11329337B2 (ja) |
JP (3) | JP2019029225A (ja) |
CN (2) | CN118137034A (ja) |
DE (3) | DE202018006885U1 (ja) |
WO (1) | WO2019025235A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2019029225A (ja) | 2017-07-31 | 2019-02-21 | リチウム エナジー アンド パワー ゲゼルシャフト ミット ベシュレンクテル ハフッング ウント コンパニー コマンディトゲゼルシャフトLithium Energy and Power GmbH & Co. KG | 蓄電素子 |
JP7330955B2 (ja) * | 2020-02-07 | 2023-08-22 | 寧徳新能源科技有限公司 | バッテリー、及び前記バッテリーを有する電気機器 |
US11251497B1 (en) | 2020-09-30 | 2022-02-15 | Inventus Power, Inc. | Conformal wearable battery |
US11349174B2 (en) | 2020-09-30 | 2022-05-31 | Inventus Power, Inc. | Flexible battery matrix for a conformal wearable battery |
US11477885B2 (en) | 2020-09-30 | 2022-10-18 | Inventus Power, Inc. | Redundant trace fuse for a conformal wearable battery |
US11394077B1 (en) | 2021-03-15 | 2022-07-19 | Inventus Power, Inc. | Conformal wearable battery |
US11581607B1 (en) | 2021-09-30 | 2023-02-14 | Inventus Power, Inc. | Thermal management for a conformal wearable battery |
CN115000641B (zh) * | 2022-08-04 | 2022-11-29 | 江苏时代新能源科技有限公司 | 端盖组件、电池单体、电池以及用电装置 |
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JP2019029225A (ja) | 2019-02-21 |
US20220238946A1 (en) | 2022-07-28 |
CN110892546A (zh) | 2020-03-17 |
JP7162706B2 (ja) | 2022-10-28 |
CN118137034A (zh) | 2024-06-04 |
US20200227693A1 (en) | 2020-07-16 |
JP7484992B2 (ja) | 2024-05-16 |
US11936054B2 (en) | 2024-03-19 |
DE202018006886U1 (de) | 2024-01-30 |
DE202018006885U1 (de) | 2024-01-30 |
US11329337B2 (en) | 2022-05-10 |
JP2021180183A (ja) | 2021-11-18 |
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DE112018003895T5 (de) | 2020-04-16 |
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