JP2019526886A - リチウムイオン電池の高温エージングプロセス - Google Patents
リチウムイオン電池の高温エージングプロセス Download PDFInfo
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- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- B60L58/16—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
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- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- 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
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
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- H01M10/00—Secondary cells; Manufacture thereof
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- H01M10/44—Methods for charging or discharging
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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
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/36—Temperature of vehicle components or parts
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
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Abstract
Description
カソード: LiNi1/3Co1/3Mn1/3O2
導電性材料−アセチレンブラック
バインダ−ポリビニリデンジフルオリド(PVDF)
アノード: 活性材料−グラファイト
バインダ−スチレンブタジエンゴム(SBR)、カルボキシメチルセルロース(CMC)
セパレータ: ポリエチレンフィルム
電解質: EC:DMC:EMC=1:1:1体積基準、LiPF6 1モル/L
SEI形成添加剤: リチウムビス(オキサラト)ボレート0.05モル/L
三電極セル: Toyo System Co.モデルTYS−00DM02D
作用電極: 試験サンプルセルのアノード12電極
対極: リチウムホイル
参照極: リチウムホイル
電解質: EC:DMC:EMC=1:1:1(体積比)、LiPF6 1モル/L
CR=(最初の放電容量)/(サイクル試験後の放電容量)×100(%) (2
なお、本発明の実施態様としては、下記の態様を挙げることができる:
〈態様1〉
アノード(12)、カソード(16)、電解質(22)及びセパレータ(20)を含む再充電式セル(10)の高温エージングプロセスを実施する方法であって、
前記アノード(12)上に形成された固体電解質界面(24)を、前記固体電解質界面(24)の飽和イオン伝導率が上昇する所定の温度まで加熱すること、及び、
SEIのイオン伝導率が飽和する所定の最小時間にわたって、前記固体電解質界面(24)を前記所定の温度に保持すること、
を含む、方法。
〈態様2〉
前記加熱の前に前記再充電式セルを充電して、前記固体電解質界面(24)を形成させることを含む、態様1に記載の方法。
〈態様3〉
シュウ酸塩、エチレンカーボネート及びスルホンから選ばれるSEI形成添加剤を、前記電解質(22)に供給することを含む、態様1〜2のいずれか一項に記載の方法。
〈態様4〉
前記方法を、前記セルの最初の充電後に、前記リチウムイオンセル(10)を完成させるために実施する、態様1〜3のいずれか一項に記載の方法。
〈態様5〉
前記固体電解質界面(24)のイオン伝導率が、下記として計算される、態様1〜4のいずれか一項に記載の方法:
〈数1〉
(上式中、ε 0 は真空の誘電率であり、8.9×10 −14 F/cmの値を有し、ε sei は前記固体電解質界面(24)の比誘電率に対応し、10の値を有し、R sei は前記固体電解質界面(24)の抵抗であり、C sei は前記固体電解質界面(24)の静電容量であり、R sei 及びC sei はそれぞれ電気化学インピーダンス分光法によって測定される)。
〈態様6〉
前記アノードが、30℃を超え、100℃未満であり、特に60℃である所定の温度で加熱される、態様1〜5のいずれか一項に記載の方法。
〈態様7〉
前記所定の最小時間が、30分〜200時間、特に5〜80時間の範囲であり、例えば約40時間である、態様1〜6のいずれか一項に記載の方法。
〈態様8〉
前記セル(10)を分解すること、及び前記アノード(12)のEIS分析を行うことを含む、態様1〜7のいずれか一項に記載の方法。
〈態様9〉
態様1〜8のいずれか一項に記載の再充電式セル(10)を具備している乗物。
Claims (9)
- アノード(12)、カソード(16)、電解質(22)及びセパレータ(20)を含む再充電式セル(10)の高温エージングプロセスを実施する方法であって、
前記アノード(12)上に形成された固体電解質界面(24)を、前記固体電解質界面(24)の飽和イオン伝導率が上昇する所定の温度まで加熱すること、及び、
SEIのイオン伝導率が飽和する所定の最小時間にわたって、前記固体電解質界面(24)を前記所定の温度に保持すること、
を含む、方法。 - 前記加熱の前に前記再充電式セルを充電して、前記固体電解質界面(24)を形成させることを含む、請求項1に記載の方法。
- シュウ酸塩、エチレンカーボネート及びスルホンから選ばれるSEI形成添加剤を、前記電解質(22)に供給することを含む、請求項1〜2のいずれか一項に記載の方法。
- 前記方法を、前記セルの最初の充電後に、前記リチウムイオンセル(10)を完成させるために実施する、請求項1〜3のいずれか一項に記載の方法。
- 前記固体電解質界面(24)のイオン伝導率が、下記として計算される、請求項1〜4のいずれか一項に記載の方法:
- 前記アノードが、30℃を超え、100℃未満であり、特に60℃である所定の温度で加熱される、請求項1〜5のいずれか一項に記載の方法。
- 前記所定の最小時間が、30分〜200時間、特に5〜80時間の範囲であり、例えば約40時間である、請求項1〜6のいずれか一項に記載の方法。
- 前記セル(10)を分解すること、及び前記アノード(12)のEIS分析を行うことを含む、請求項1〜7のいずれか一項に記載の方法。
- 請求項1〜8のいずれか一項に記載の再充電式セル(10)を具備している乗物。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2017/054091 WO2018153450A1 (en) | 2017-02-22 | 2017-02-22 | Lithium-ion battery high temperature aging process |
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JP2019526886A true JP2019526886A (ja) | 2019-09-19 |
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JP2019500549A Pending JP2019526886A (ja) | 2017-02-22 | 2017-02-22 | リチウムイオン電池の高温エージングプロセス |
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Country | Link |
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US (1) | US11024898B2 (ja) |
EP (1) | EP3586392A1 (ja) |
JP (1) | JP2019526886A (ja) |
KR (1) | KR20190039075A (ja) |
CN (1) | CN109417191A (ja) |
WO (1) | WO2018153450A1 (ja) |
Families Citing this family (4)
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JP7096973B2 (ja) * | 2018-06-22 | 2022-07-07 | トヨタ自動車株式会社 | 非水電解液二次電池の製造方法および製造システム |
KR20210060825A (ko) * | 2019-11-19 | 2021-05-27 | 주식회사 엘지에너지솔루션 | 이차전지의 활성화 방법 |
US11757082B2 (en) * | 2021-02-19 | 2023-09-12 | GM Global Technology Operations LLC | Method for fabricating an anode for a lithium battery cell |
CN114243132B (zh) * | 2021-11-02 | 2023-03-03 | 东莞市振华新能源科技有限公司 | 一种锂离子电池陈化时间的测试方法 |
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- 2017-02-22 EP EP17706503.4A patent/EP3586392A1/en active Pending
- 2017-02-22 US US16/315,479 patent/US11024898B2/en active Active
- 2017-02-22 KR KR1020197000654A patent/KR20190039075A/ko not_active Application Discontinuation
- 2017-02-22 CN CN201780042454.7A patent/CN109417191A/zh active Pending
- 2017-02-22 JP JP2019500549A patent/JP2019526886A/ja active Pending
- 2017-02-22 WO PCT/EP2017/054091 patent/WO2018153450A1/en unknown
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Publication number | Publication date |
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CN109417191A (zh) | 2019-03-01 |
US11024898B2 (en) | 2021-06-01 |
WO2018153450A1 (en) | 2018-08-30 |
US20190363409A1 (en) | 2019-11-28 |
EP3586392A1 (en) | 2020-01-01 |
KR20190039075A (ko) | 2019-04-10 |
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