JP7337061B2 - 電池管理 - Google Patents
電池管理 Download PDFInfo
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- JP7337061B2 JP7337061B2 JP2020530556A JP2020530556A JP7337061B2 JP 7337061 B2 JP7337061 B2 JP 7337061B2 JP 2020530556 A JP2020530556 A JP 2020530556A JP 2020530556 A JP2020530556 A JP 2020530556A JP 7337061 B2 JP7337061 B2 JP 7337061B2
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- 238000007600 charging Methods 0.000 claims description 363
- 230000000694 effects Effects 0.000 claims description 89
- JDZCKJOXGCMJGS-UHFFFAOYSA-N [Li].[S] Chemical compound [Li].[S] JDZCKJOXGCMJGS-UHFFFAOYSA-N 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 30
- 230000007423 decrease Effects 0.000 claims description 17
- 238000010278 pulse charging Methods 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 description 22
- 230000002829 reductive effect Effects 0.000 description 22
- 238000010277 constant-current charging Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 12
- 229920001021 polysulfide Polymers 0.000 description 12
- 239000005077 polysulfide Substances 0.000 description 12
- 150000008117 polysulfides Polymers 0.000 description 12
- 238000013459 approach Methods 0.000 description 11
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- 229910052744 lithium Inorganic materials 0.000 description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 7
- 238000010280 constant potential charging Methods 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010281 constant-current constant-voltage charging Methods 0.000 description 2
- 230000000254 damaging effect Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000022131 cell cycle Effects 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- GLNWILHOFOBOFD-UHFFFAOYSA-N lithium sulfide Chemical compound [Li+].[Li+].[S-2] GLNWILHOFOBOFD-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000126 substance Chemical group 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
Images
Classifications
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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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00711—Regulation of charging or discharging current or voltage with introduction of pulses during the charging process
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/00714—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current
- H02J7/00716—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current in response to integrated charge or discharge current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
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- H02J7/042—
-
- H02J7/045—
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
Claims (17)
- 少なくとも1つのリチウム硫黄電池セルを備える電池のための電池管理システムであって、前記電池管理システムは、
パルス充電電流を前記電池セルに供給することによって前記電池のリチウム硫黄電池セルを充電し、パルス充電電流のデューティサイクルを変化させて、前記電池セルの充電中にパルス充電電流のデューティサイクルを減少させるように動作可能な充電モジュールを備え、
前記充電モジュールは、前記電池セルに亘る平均電圧が閾値電圧を超えないように、パルス充電電流のデューティサイクルを変化させるように構成され、
前記閾値電圧は、少なくとも1つのリチウム硫黄電池セルにおいてシャトル効果の開始が発生する電圧である、電池管理システム。 - 前記充電モジュールは、前記電池セルの充電状態の増加に応じて、パルス充電電流のデューティサイクルを減少させるように構成される、請求項1に記載の電池管理システム。
- 前記充電モジュールは、前記電池セルの充電状態が閾値充電状態未満である場合に、実質的に100%のデューティサイクルを有する充電電流で前記電池セルを充電するように構成される、請求項1または2に記載の電池管理システム。
- 前記充電モジュールは、前記電池セルの充電状態が閾値充電状態より大きい場合に、100%未満のデューティサイクルを有するパルス充電電流で前記電池セルを充電するように構成される、請求項3に記載の電池管理システム。
- 前記充電モジュールは、前記電池セルに亘る平均電圧が実質的に目標電圧に維持されるように、パルス充電電流のデューティサイクルを変化させるように構成される、請求項1ないし4のうちいずれか1項に記載の電池管理システム。
- 前記目標電圧は、閾値電圧と同じかそれ未満である、請求項5に記載の電池管理システム。
- 前記充電モジュールは、充電パルス中に供給される充電電流が閾値充電電流を下回らないように、パルス充電電流を前記電池セルに供給するように構成される、請求項1ないし6のうちいずれか1項に記載の電池管理システム。
- 前記充電モジュールは、前記電池セルの寿命に応じて、パルス充電電流のデューティサイクルを変化させるように構成される、請求項1ないし7のうちいずれか1項に記載の電池管理システム。
- 充電モジュールは、前記電池セルがその寿命中に閾値数の充電-放電サイクルを受けた後、前記電池セルの充電中にパルス充電電流のデューティサイクルを減少させるように、パルス充電電流を前記電池セルに供給し、パルス充電電流のデューティサイクルを変化させるように構成される、請求項1ないし8のうちいずれか1項に記載の電池管理システム。
- 少なくとも1つのリチウム硫黄電池セルおよび請求項1ないし9のうちいずれか1項に記載の電池管理システムを備える電池。
- 少なくとも1つのリチウム硫黄電池セルを備える電池を充電する方法であって、前記方法は、
リチウム硫黄電池セルにパルス充電電流を供給するステップと、
前記電池セルの充電中にパルス充電電流のデューティサイクルを減少させるように、パルス充電電流のデューティサイクルを変化させるステップと、を含み、
前記パルス充電電流のデューティサイクルは、前記電池セルに亘る平均電圧が閾値電圧を超えないように変更され、
前記閾値電圧は、少なくとも1つのリチウム硫黄電池セルにおいてシャトル効果の開始が発生する電圧である方法。 - 前記パルス充電電流のデューティサイクルは、前記電池セルの充電状態の増加に応じて減少される、請求項11に記載の方法。
- 前記方法は、前記電池セルの充電状態が閾値充電状態未満である場合に、実質的に100%のデューティサイクルを有する充電電流で前記電池セルを充電するステップを含む、請求項11または12に記載の方法。
- 前記方法は、前記電池セルの充電状態が閾値充電状態よりも大きい場合に、100%未満のデューティサイクルを有するパルス充電電流で前記電池セルを充電するステップを含む、請求項13に記載の方法。
- 前記パルス充電電流のデューティサイクルは、前記電池セルに亘る平均電圧が実質的に目標電圧に維持されるように変更される、請求項11ないし14のうちいずれか1項に記載の方法。
- 前記目標電圧は、閾値電圧と同じかそれ未満である、請求項15に記載の方法。
- 前記方法は、充電パルス中に供給される充電電流が閾値充電電流を下回らないように、パルス充電電流を前記電池セルに供給するステップを含む、請求項11ないし16のうちいずれか1項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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GB1720359.7A GB2569140B (en) | 2017-12-06 | 2017-12-06 | Battery management |
GB1720359.7 | 2017-12-06 | ||
PCT/GB2018/053550 WO2019111008A1 (en) | 2017-12-06 | 2018-12-06 | Battery management |
Publications (2)
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JP2021506206A JP2021506206A (ja) | 2021-02-18 |
JP7337061B2 true JP7337061B2 (ja) | 2023-09-01 |
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US (1) | US11616382B2 (ja) |
EP (1) | EP3721498A1 (ja) |
JP (1) | JP7337061B2 (ja) |
KR (1) | KR102676494B1 (ja) |
CN (1) | CN111448706A (ja) |
BR (1) | BR112020010258A8 (ja) |
GB (1) | GB2569140B (ja) |
WO (1) | WO2019111008A1 (ja) |
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WO2020028485A1 (en) | 2018-07-31 | 2020-02-06 | Sion Power Corporation | Multiplexed charge discharge battery management system |
CN110828913B (zh) * | 2018-08-13 | 2023-01-20 | 台达电子工业股份有限公司 | 电池充电方法及其充电*** |
US11056728B2 (en) | 2019-10-31 | 2021-07-06 | Sion Power Corporation | System and method for operating a rechargeable electrochemical cell or battery |
US11424492B2 (en) | 2019-10-31 | 2022-08-23 | Sion Power Corporation | System and method for operating a rechargeable electrochemical cell or battery |
US11855473B2 (en) * | 2020-06-24 | 2023-12-26 | Thunderzee Industry Co., Ltd. | Charging device and method of charging and rejuvenating battery |
WO2022160186A1 (zh) * | 2021-01-28 | 2022-08-04 | 宁德时代新能源科技股份有限公司 | 充电的方法和功率转换设备 |
EP4064413A4 (en) * | 2021-01-28 | 2023-03-29 | Contemporary Amperex Technology Co., Limited | CHARGING METHOD, BATTERY MANAGEMENT SYSTEM FOR TRACTION BATTERY AND CHARGING STACK |
CN112928351A (zh) * | 2021-02-10 | 2021-06-08 | 中国科学院金属研究所 | 一种锂硫电池的脉冲充电技术 |
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Publication number | Publication date |
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KR102676494B1 (ko) | 2024-06-20 |
KR20200095490A (ko) | 2020-08-10 |
EP3721498A1 (en) | 2020-10-14 |
JP2021506206A (ja) | 2021-02-18 |
WO2019111008A1 (en) | 2019-06-13 |
BR112020010258A2 (pt) | 2020-11-10 |
GB201720359D0 (en) | 2018-01-17 |
CN111448706A (zh) | 2020-07-24 |
US20210194264A1 (en) | 2021-06-24 |
US11616382B2 (en) | 2023-03-28 |
BR112020010258A8 (pt) | 2023-02-07 |
GB2569140B (en) | 2020-06-03 |
GB2569140A (en) | 2019-06-12 |
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