JP5867089B2 - 非水電解質二次電池の短絡検査方法 - Google Patents
非水電解質二次電池の短絡検査方法 Download PDFInfo
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- JP5867089B2 JP5867089B2 JP2012001153A JP2012001153A JP5867089B2 JP 5867089 B2 JP5867089 B2 JP 5867089B2 JP 2012001153 A JP2012001153 A JP 2012001153A JP 2012001153 A JP2012001153 A JP 2012001153A JP 5867089 B2 JP5867089 B2 JP 5867089B2
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- voltage
- short circuit
- secondary battery
- electrolyte secondary
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- 238000000034 method Methods 0.000 title claims description 17
- 238000007689 inspection Methods 0.000 title claims description 15
- 239000011255 nonaqueous electrolyte Substances 0.000 title claims description 13
- 230000015556 catabolic process Effects 0.000 claims description 34
- 230000007547 defect Effects 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 8
- 239000003792 electrolyte Substances 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 16
- 229910001416 lithium ion Inorganic materials 0.000 description 16
- 238000013480 data collection Methods 0.000 description 13
- 230000002950 deficient Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 5
- 239000008151 electrolyte solution Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
-
- 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
-
- 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
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
6 インパルス試験機
8 データ収集装置
Claims (3)
- 非水電解質二次電池の短絡検査方法において、
電解液を注入していない状態で非水電解質二次電池の電極間にパルス状の電圧または交流電圧を印加したときに、前記非水電解質二次電池の最大電圧が、製造工程中に異物として混入する可能性がある物質の抵抗値に基づいて設定した電圧閾値より低い場合には、異物混入による導通ショートであると判定し、
前記最大電圧が前記電圧閾値以上であり、かつ前記最大電圧から急峻に電圧低下する場合は、セパレータの欠陥による絶縁破壊ショートであると判定する非水電解質二次電池の短絡検査方法。 - 前記最大電圧が前記電圧閾値以上であり、かつ、前記最大電圧から前記電圧閾値まで急峻に低下することに加えて、前記最大電圧を維持する時間が所定時間未満である場合に、セパレータの欠陥による絶縁破壊ショートであると判定する請求項1に記載の非水電解質二次電池の短絡検査方法。
- 前記最大電圧が前記電圧閾値以上であり、かつ前記最大電圧を維持する時間が所定時間以上の場合は、絶縁状態であると判断する請求項1または2に記載の非水電解質二次電池の短絡検査方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012001153A JP5867089B2 (ja) | 2012-01-06 | 2012-01-06 | 非水電解質二次電池の短絡検査方法 |
KR1020130001001A KR101431952B1 (ko) | 2012-01-06 | 2013-01-04 | 비수 전해질 2차 전지의 단락 검사 방법 |
Applications Claiming Priority (1)
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---|---|---|---|
JP2012001153A JP5867089B2 (ja) | 2012-01-06 | 2012-01-06 | 非水電解質二次電池の短絡検査方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013140759A JP2013140759A (ja) | 2013-07-18 |
JP5867089B2 true JP5867089B2 (ja) | 2016-02-24 |
Family
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JP2012001153A Active JP5867089B2 (ja) | 2012-01-06 | 2012-01-06 | 非水電解質二次電池の短絡検査方法 |
Country Status (2)
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JP (1) | JP5867089B2 (ja) |
KR (1) | KR101431952B1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6629549B2 (ja) * | 2014-08-26 | 2020-01-15 | ロッキード マーティン コーポレイションLockheed Martin Corporation | 電気装置及びデンドライト検知方法 |
CN107656204A (zh) * | 2016-07-23 | 2018-02-02 | 深圳格林德能源有限公司 | 一种聚合物锂离子电池短路测试防误测方法 |
KR101980844B1 (ko) | 2018-02-26 | 2019-05-21 | 주식회사 엘지화학 | 전기화학소자용 분리막의 절연 특성 평가 방법 |
CN112649699B (zh) * | 2020-12-10 | 2021-08-10 | 北京智芯微电子科技有限公司 | 确定器件故障点的测试方法及装置、存储介质 |
KR20220114908A (ko) * | 2021-02-09 | 2022-08-17 | 주식회사 엘지에너지솔루션 | 전해액 주액 전의 전극 조립체 불량 검사장치 및 불량 검사방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4204161A (en) * | 1978-03-01 | 1980-05-20 | General Electric Company | Apparatus for rapidly testing electrochemical cells |
JP4390226B2 (ja) * | 1998-07-10 | 2009-12-24 | アオイ電子株式会社 | 積層型二次電池の製造方法 |
JP2000195565A (ja) * | 1998-12-25 | 2000-07-14 | Sanyo Electric Co Ltd | 二次電池の検査方法 |
JP4233073B2 (ja) | 2000-02-17 | 2009-03-04 | Necトーキン株式会社 | 非水電解液電池の不良選別方法 |
JP4313625B2 (ja) * | 2002-08-29 | 2009-08-12 | パナソニック株式会社 | 二次電池の製造方法および二次電池前駆体の検査装置 |
JP2004273216A (ja) * | 2003-03-06 | 2004-09-30 | Sony Corp | 電極体検査方法 |
JP5225559B2 (ja) * | 2006-06-06 | 2013-07-03 | パナソニック株式会社 | 電池パックの異常判定方法および電池パック |
JP4995643B2 (ja) * | 2007-06-11 | 2012-08-08 | パナソニック株式会社 | 非水系電解質二次電池の内部短絡検知方法および装置 |
CN105321723B (zh) * | 2009-09-30 | 2018-10-02 | 大日本印刷株式会社 | 绝缘性不良检查装置及使用该装置的绝缘性不良检查方法、电化学电池的制造方法 |
-
2012
- 2012-01-06 JP JP2012001153A patent/JP5867089B2/ja active Active
-
2013
- 2013-01-04 KR KR1020130001001A patent/KR101431952B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
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KR101431952B1 (ko) | 2014-08-19 |
KR20130081249A (ko) | 2013-07-16 |
JP2013140759A (ja) | 2013-07-18 |
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