JP6451835B2 - 蓄電デバイス - Google Patents
蓄電デバイス Download PDFInfo
- Publication number
- JP6451835B2 JP6451835B2 JP2017512273A JP2017512273A JP6451835B2 JP 6451835 B2 JP6451835 B2 JP 6451835B2 JP 2017512273 A JP2017512273 A JP 2017512273A JP 2017512273 A JP2017512273 A JP 2017512273A JP 6451835 B2 JP6451835 B2 JP 6451835B2
- Authority
- JP
- Japan
- Prior art keywords
- current collector
- storage device
- thickness
- electrolyte
- polarizable 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.)
- Expired - Fee Related
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/10—Multiple hybrid or EDL capacitors, e.g. arrays or modules
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/10—Multiple hybrid or EDL capacitors, e.g. arrays or modules
- H01G11/12—Stacked hybrid or EDL capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/72—Current collectors specially adapted for integration in multiple or stacked hybrid or EDL capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
- H01G11/76—Terminals, e.g. extensions of current collectors specially adapted for integration in multiple or stacked hybrid or EDL capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/80—Gaskets; Sealings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/30—Stacked capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
- H01G11/28—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collector; Layers or phases between electrodes and current collectors, e.g. adhesives
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/82—Fixing or assembling a capacitive element in a housing, e.g. mounting electrodes, current collectors or terminals in containers or encapsulations
-
- 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
- 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
- Y02E60/13—Energy storage using capacitors
-
- 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
Description
図1は、本実施形態に係る蓄電デバイスの模式的斜視図である。図2は、図1の線II−IIにおける模式的断面図である。図3は、第1の実施形態に係る蓄電デバイスの第1及び第2の外部電極を除いた部分の模式的断面図である。
a:絶縁性接着部15の厚み
b1:第1の分極性電極層11bの厚み
b2:第2の分極性電極層12bの厚み
c:電解質含有層13の厚み
図4は、第2の実施形態に係る蓄電デバイスの第1及び第2の外部電極を除いた部分の模式的断面図である。
図5は、変形例1に係る蓄電デバイスの第1及び第2の外部電極を除いた部分の模式的断面図である。
第1及び第2の実施形態では、機能部10Aの主面10A1、10A2の凹みに補強材10Cが配されている例について説明した。但し、本発明は、この構成に限定されない。本発明においては、例えば、機能部の主面の凹みが外装体により埋められていてもよい。
10 デバイス本体
10A 機能部
10A1 機能部の第1の主面
10A2 機能部の第2の主面
10B 外装体
10a 第1の主面
10b 第2の主面
10c 第1の側面
10d 第2の側面
10e 第1の端面
10f 第2の端面
10C 補強材
11 第1の内部電極
11a 第1の集電体
11b 第1の分極性電極層
12 第2の内部電極
12a 第2の集電体
12b 第2の分極性電極層
13 電解質含有層
14 接着層
15 絶縁性接着部
18 第1の外部電極
18a 第1の電極膜
18b 第1の金属キャップ
19 第2の外部電極
19a 第1の電極膜
19b 第2の金属キャップ
Claims (4)
- 長さ方向及び幅方向に沿って延びる第1及び第2の主面と、前記長さ方向及び厚み方向に沿って延びる第1及び第2の側面と、前記幅方向及び前記厚み方向に沿って延びる第1及び第2の端面とを有するデバイス本体を備え、
前記デバイス本体は、
第1の集電体と、前記第1の集電体の両面の少なくとも一方の上に設けられた第1の分極性電極層とを有し、少なくとも前記第1の集電体が前記第1の端面に引き出された第1の内部電極と、
第2の集電体と、前記第2の集電体の両面の少なくとも一方の上に設けられた第2の分極性電極層とを有し、少なくとも前記第2の集電体が前記第2の端面に引き出された第2の内部電極と、
前記第1の分極性電極層及び前記第2の分極性電極層との間に設けられている電解質含有層と、
少なくとも一部同士が前記電解質含有層を介して対向する前記第1の集電体と前記第2の集電体とを接着しており、前記第1及び第2の分極性電極層と前記電解質含有層との周囲に設けられた絶縁性接着部と、
を有し、
前記絶縁性接着部の厚みが、前記第1及び第2の分極性電極層並びに前記電解質含有層の厚みの合計よりも大きく、
前記デバイス本体は、
前記第1及び第2の内部電極と前記電解質含有層とを有する機能部と、
前記機能部の外側に設けられており、前記第1及び第2の主面並びに前記第1及び第2の側面を構成している外装体と、
を有し、
前記機能部の少なくとも一方の中央部が凹んでおり凹部が形成されている、蓄電デバイス。 - 前記第1の主面の平坦度が前記機能部の主面の平坦度よりも高い、請求項1に記載の蓄電デバイス。
- 前記外装体と前記機能部との間において前記凹部内に配されている補強材をさらに備える、請求項2に記載の蓄電デバイス。
- 前記機能部の第1又は第2の端面における厚みが、前記機能部の前記絶縁性接着部が設けられた部分の厚みよりも小さい、請求項1〜3のいずれか一項に記載の蓄電デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015082234 | 2015-04-14 | ||
JP2015082234 | 2015-04-14 | ||
PCT/JP2016/061124 WO2016167158A1 (ja) | 2015-04-14 | 2016-04-05 | 蓄電デバイス |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016167158A1 JPWO2016167158A1 (ja) | 2017-12-14 |
JP6451835B2 true JP6451835B2 (ja) | 2019-01-16 |
Family
ID=57126177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017512273A Expired - Fee Related JP6451835B2 (ja) | 2015-04-14 | 2016-04-05 | 蓄電デバイス |
Country Status (3)
Country | Link |
---|---|
US (1) | US10163582B2 (ja) |
JP (1) | JP6451835B2 (ja) |
WO (1) | WO2016167158A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6406440B2 (ja) | 2015-04-15 | 2018-10-17 | 株式会社村田製作所 | 蓄電デバイス |
WO2016167156A1 (ja) * | 2015-04-16 | 2016-10-20 | 株式会社村田製作所 | 積層蓄電デバイス |
US11830672B2 (en) | 2016-11-23 | 2023-11-28 | KYOCERA AVX Components Corporation | Ultracapacitor for use in a solder reflow process |
CN110690408B (zh) * | 2018-07-05 | 2021-08-06 | 宁德新能源科技有限公司 | 电芯及其电池 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0521273A (ja) | 1991-12-04 | 1993-01-29 | Murata Mfg Co Ltd | 電気二重層コンデンサ |
JP3468105B2 (ja) * | 1998-06-17 | 2003-11-17 | 株式会社村田製作所 | 積層セラミック電子部品及びその製造方法 |
JP3466117B2 (ja) | 1999-08-27 | 2003-11-10 | Necトーキン株式会社 | 電気二重層コンデンサ及びその基本セル並びに基本セルの製造方法 |
JP2010034120A (ja) | 2008-07-25 | 2010-02-12 | Panasonic Corp | 電気二重層キャパシタ |
US10290858B2 (en) | 2010-03-23 | 2019-05-14 | Taiyo Yuden Co., Ltd. | Storage element for an electrochemical device, electrochemical device using said storage element, method for manufacturing storage element for electrochemical device, and method for manufacturing electrochemical device |
JP5392368B2 (ja) * | 2012-03-27 | 2014-01-22 | 株式会社豊田自動織機 | 蓄電装置 |
JP5958554B2 (ja) | 2012-11-29 | 2016-08-02 | 株式会社村田製作所 | 蓄電デバイス |
WO2014083925A1 (ja) * | 2012-11-29 | 2014-06-05 | 株式会社村田製作所 | 蓄電デバイス |
-
2016
- 2016-04-05 JP JP2017512273A patent/JP6451835B2/ja not_active Expired - Fee Related
- 2016-04-05 WO PCT/JP2016/061124 patent/WO2016167158A1/ja active Application Filing
-
2017
- 2017-10-02 US US15/722,354 patent/US10163582B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US10163582B2 (en) | 2018-12-25 |
WO2016167158A1 (ja) | 2016-10-20 |
JPWO2016167158A1 (ja) | 2017-12-14 |
US20180025852A1 (en) | 2018-01-25 |
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