JP7258408B2 - 二次電池及びその二次電池を含む電池モジュール - Google Patents
二次電池及びその二次電池を含む電池モジュール Download PDFInfo
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- JP7258408B2 JP7258408B2 JP2021559215A JP2021559215A JP7258408B2 JP 7258408 B2 JP7258408 B2 JP 7258408B2 JP 2021559215 A JP2021559215 A JP 2021559215A JP 2021559215 A JP2021559215 A JP 2021559215A JP 7258408 B2 JP7258408 B2 JP 7258408B2
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- 239000000463 material Substances 0.000 claims description 54
- 238000007789 sealing Methods 0.000 claims description 27
- 239000000853 adhesive Substances 0.000 claims description 18
- 230000001070 adhesive effect Effects 0.000 claims description 18
- 239000005022 packaging material Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000000034 method Methods 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
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000002790 cross-validation Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- WABPQHHGFIMREM-NOHWODKXSA-N lead-200 Chemical compound [200Pb] WABPQHHGFIMREM-NOHWODKXSA-N 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/581—Devices or arrangements for the interruption of current in response to temperature
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
- H01M50/105—Pouches or flexible bags
-
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
-
- 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
- H01M50/548—Terminals characterised by the disposition of the terminals on the cells on opposite sides of the cell
-
- 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
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
- H01M2200/105—NTC
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
- H01M2200/106—PTC
-
- 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)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
図1は、本発明の第1実施形態による二次電池の構造を示した平面図で、図2は、本発明の第2実施形態による二次電池の構造を示した平面図である。そして、図3は、本発明の第3実施形態による二次電池の構造を示した側面図である。
図10は、本発明による電池モジュールの構造を示した平面図である。図10に示されたとおり、本発明による電池モジュール1は、複数の二次電池10を含んでよい。二次電池10の構造に対する内容は、前述の説明で代替する。
10 二次電池
20 制御部
100 電極リード
100a 正極リード
100b 負極リード
200 外装材
210 本体部
220 シーリング部
300 温度感知部
400 端子部
500 接着部
Claims (15)
- 電極組立体;
前記電極組立体を収容するシート型の外装材;及び
前記外装材に隣接するように備えられ、前記外装材の一領域の温度を感知する複数の温度感知部;を含み、
前記温度感知部のうち1つ以上は、
PTC(Positive Temperature Coefficient)素子;及び
NTC(Negative Temperature Coefficient)素子;を含み、
前記PTC素子及び前記NTC素子のそれぞれから前記温度の情報が交差検証されて前記温度の情報の誤りを判断する、二次電池。 - 外部に突出された形状を有する電極リード;をさらに含み、
前記NTC素子は、
前記複数の温度感知部のうち前記電極リードに隣接した前記温度感知部に備えられる、請求項1に記載の二次電池。 - 前記電極リードは、正極リード及び負極リードを含み、
前記NTC素子は、
前記複数の温度感知部のうち前記負極リードに隣接した前記温度感知部に備えられる、請求項2に記載の二次電池。 - 前記複数の温度感知部は、前記外装材の主面(main plane)である上面又は下面に付着される、請求項1~3の何れか一項に記載の二次電池。
- 前記複数の温度感知部は、前記外装材の側面に付着される、請求項1~4の何れか一項に記載の二次電池。
- 前記外装材は、
前記電極組立体が収容される内部空間が形成される本体部;及び
前記本体部の前記内部空間を外部から密封するシーリング部;を含み、
前記複数の温度感知部は、前記シーリング部に付着され、
前記シーリング部は折り曲げられて前記外装材の側面に密着される、請求項1~5の何れか一項に記載の二次電池。 - 前記外装材の表面のうち一部に接着される接着部;をさらに含み、
前記複数の温度感知部は、前記接着部に付着される、請求項1~6の何れか一項に記載の二次電池。 - 前記外装材は、
前記外装材が収容される内部空間が形成される本体部;及び
前記本体部の前記内部空間を外部から密封するシーリング部;を含み、
前記接着部は、
前記シーリング部が折り曲げられて前記外装材の側面に密着されるように前記シーリング部及び前記本体部にともに接着される、請求項7に記載の二次電池。 - 前記接着部は、
前記外装材の主面(main plane)である上面又は下面の全体にのみ付着される、請求項7に記載の二次電池。 - 前記複数の温度感知部を互いに連結する回路は、前記複数の温度感知部をジグザグに連結する、請求項1~9の何れか一項に記載の二次電池。
- 請求項1~10の何れか一項に記載の二次電池;及び
前記二次電池の前記温度感知部が付着された領域で前記外装材の温度に関する情報の提供を受ける制御部;を含み、
前記温度感知部が付着された領域のうち一部領域の温度が一定値を超過する場合、前記制御部で、(i)前記二次電池の電流を遮断するか、(ii)外部に警告信号を送る電池モジュール。 - 前記制御部は、
前記PTC素子及び前記NTC素子がともに備えられた前記温度感知部からそれぞれ温度に関する情報の提供を受けて、
前記NTC素子から供給を受けた温度が第1基準温度を超過する場合、前記制御部は外部に警告信号を送る、請求項11に記載の電池モジュール。 - 前記NTC素子から供給を受けた温度が第2基準温度を超過して、前記PTC素子から供給を受けた温度が第3基準温度を超過する場合、前記制御部は前記二次電池の電流を遮断する、請求項12に記載の電池モジュール。
- 前記第2基準温度は、前記第1基準温度より大きい、請求項13に記載の電池モジュール。
- 前記第2基準温度は、前記第3基準温度と同一である、請求項13に記載の電池モジュール。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020190044991A KR102480959B1 (ko) | 2019-04-17 | 2019-04-17 | 이차전지 및 그 이차전지를 포함하는 전지모듈 |
KR10-2019-0044991 | 2019-04-17 | ||
PCT/KR2019/017356 WO2020213807A1 (ko) | 2019-04-17 | 2019-12-10 | 이차전지 및 그 이차전지를 포함하는 전지모듈 |
Publications (2)
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JP2022528903A JP2022528903A (ja) | 2022-06-16 |
JP7258408B2 true JP7258408B2 (ja) | 2023-04-17 |
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JP2021559215A Active JP7258408B2 (ja) | 2019-04-17 | 2019-12-10 | 二次電池及びその二次電池を含む電池モジュール |
Country Status (6)
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US (1) | US20220190400A1 (ja) |
EP (1) | EP3933962A4 (ja) |
JP (1) | JP7258408B2 (ja) |
KR (1) | KR102480959B1 (ja) |
CN (1) | CN113646965B (ja) |
WO (1) | WO2020213807A1 (ja) |
Families Citing this family (2)
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JP2022057691A (ja) * | 2020-09-30 | 2022-04-11 | トヨタ自動車株式会社 | 電池 |
KR102663023B1 (ko) * | 2021-08-05 | 2024-05-07 | 삼성에스디아이 주식회사 | 배터리 팩 및 배터리 팩의 제어 방법 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001332313A (ja) | 2000-05-23 | 2001-11-30 | Murata Mfg Co Ltd | 二次電池パックの温度検知装置及び二次電池パック |
JP2006271077A (ja) | 2005-03-23 | 2006-10-05 | Nec Corp | 携帯型電子機器 |
JP2010244844A (ja) | 2009-04-06 | 2010-10-28 | Nec Energy Devices Ltd | 電池パック |
US20110210703A1 (en) | 2010-03-01 | 2011-09-01 | Boston-Power, Inc. | Thermal Sensor Device With Average Temperature And Hot Spot Feedback |
JP2013077433A (ja) | 2011-09-30 | 2013-04-25 | Panasonic Corp | 電池モジュール |
JP5270154B2 (ja) | 2005-05-16 | 2013-08-21 | タイコエレクトロニクスジャパン合同会社 | 封口体 |
JP2015507322A (ja) | 2011-12-20 | 2015-03-05 | 華為技術有限公司Huawei Technologies Co.,Ltd. | バッテリー |
US20170170533A1 (en) | 2015-12-11 | 2017-06-15 | Hyundai Motor Company | Battery for vehicle and method for controlling the same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001025159A (ja) * | 1999-07-02 | 2001-01-26 | Murata Mfg Co Ltd | 保護回路 |
JP2001025158A (ja) * | 1999-07-02 | 2001-01-26 | Murata Mfg Co Ltd | 保護回路及びそれに用いる複合素子 |
WO2006115342A1 (en) * | 2005-04-08 | 2006-11-02 | U-Nisum Technology Co., Ltd | Circuit and chip for protecting battery, method of manufacturing the same and battery pack having the same |
WO2014003085A1 (en) * | 2012-06-27 | 2014-01-03 | Semiconductor Energy Laboratory Co., Ltd. | Power storage unit and solar power generation unit |
KR101595611B1 (ko) * | 2013-03-22 | 2016-02-18 | 주식회사 엘지화학 | 에너지 밀도가 향상된 이차전지 |
TWI509862B (zh) * | 2014-09-12 | 2015-11-21 | Polytronics Technology Corp | 二次電池 |
-
2019
- 2019-04-17 KR KR1020190044991A patent/KR102480959B1/ko active IP Right Grant
- 2019-12-10 CN CN201980094919.2A patent/CN113646965B/zh active Active
- 2019-12-10 WO PCT/KR2019/017356 patent/WO2020213807A1/ko unknown
- 2019-12-10 US US17/601,187 patent/US20220190400A1/en active Pending
- 2019-12-10 JP JP2021559215A patent/JP7258408B2/ja active Active
- 2019-12-10 EP EP19924672.9A patent/EP3933962A4/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001332313A (ja) | 2000-05-23 | 2001-11-30 | Murata Mfg Co Ltd | 二次電池パックの温度検知装置及び二次電池パック |
JP2006271077A (ja) | 2005-03-23 | 2006-10-05 | Nec Corp | 携帯型電子機器 |
JP5270154B2 (ja) | 2005-05-16 | 2013-08-21 | タイコエレクトロニクスジャパン合同会社 | 封口体 |
JP2010244844A (ja) | 2009-04-06 | 2010-10-28 | Nec Energy Devices Ltd | 電池パック |
US20110210703A1 (en) | 2010-03-01 | 2011-09-01 | Boston-Power, Inc. | Thermal Sensor Device With Average Temperature And Hot Spot Feedback |
JP2013077433A (ja) | 2011-09-30 | 2013-04-25 | Panasonic Corp | 電池モジュール |
JP2015507322A (ja) | 2011-12-20 | 2015-03-05 | 華為技術有限公司Huawei Technologies Co.,Ltd. | バッテリー |
US20170170533A1 (en) | 2015-12-11 | 2017-06-15 | Hyundai Motor Company | Battery for vehicle and method for controlling the same |
Also Published As
Publication number | Publication date |
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EP3933962A1 (en) | 2022-01-05 |
CN113646965B (zh) | 2023-05-30 |
CN113646965A (zh) | 2021-11-12 |
JP2022528903A (ja) | 2022-06-16 |
WO2020213807A1 (ko) | 2020-10-22 |
KR102480959B1 (ko) | 2022-12-23 |
KR20200122124A (ko) | 2020-10-27 |
EP3933962A4 (en) | 2022-05-11 |
US20220190400A1 (en) | 2022-06-16 |
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