JP7249754B2 - バッテリ充電方法及び装置 - Google Patents
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 18
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- 229910032387 LiCoO2 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
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- H02J7/0077—
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/11—DC charging controlled by the charging station, e.g. mode 4
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
-
- 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
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
-
- 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]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
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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
- H01M10/05—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
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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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
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- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/005—Detection of state of health [SOH]
-
- 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
- H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
-
- 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
- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. 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
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- General Health & Medical Sciences (AREA)
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- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
102 充電電流
103 充電制限条件
104 充電プロファイル
105 バッテリ
1101 バッテリ充電装置
1102 バッテリ
1103 推定器
1105 ディスプレイ
Claims (21)
- バッテリの要求充電時間を受信するステップと、
前記要求充電時間に基づいて前記バッテリを充電させるための充電ステップの充電電流を生成するステップと、
複数の充電電流が印加された前記バッテリの前記充電ステップごとの少なくとも1つの内部状態を推定するステップと、
前記推定された内部状態に基づいて、充電制限条件を調整するステップと、
前記調整された充電制限条件に基づいて、前記複数の充電電流及び前記充電電流の複数の充電時間を含む充電プロファイルを生成するステップと、
を含むバッテリ充電方法。 - 前記充電制限条件は、前記バッテリの劣化を防止しながら前記バッテリを前記要求充電時間の期間に充電させるために前記バッテリの充電を制限する条件である、
請求項1に記載のバッテリ充電方法。 - 前記充電制限条件は、複数の充電ステップごとの最大充電時間及び内部状態条件のうち少なくとも1つを含み、
前記内部状態条件は、前記バッテリの電気化学モデルに基づき、前記バッテリの劣化に影響を及ぼす少なくとも1つの内部状態を含む、
請求項1に記載のバッテリ充電方法。 - 前記内部状態条件は、負極過電位条件、正極過電位条件、負極表面リチウムイオン濃度条件、正極表面リチウムイオン濃度条件、セル電圧条件、SOC(State Of Charge)条件のうち少なくとも1つを含む、
請求項3に記載のバッテリ充電方法。 - 前記充電制限条件を調整するステップは、
前記複数の充電電流に基づいて前記充電制限条件を初期化するステップと、
前記バッテリの劣化条件及び前記バッテリの電気化学モデルに基づいて、前記バッテリの劣化を防止しながら前記バッテリを前記要求充電時間の期間に充電させるように前記初期化された充電制限条件を最適化するステップと、
を含み、
前記劣化条件は、前記バッテリの内部状態が達すれば、劣化を引き起こす条件である、
請求項1に記載のバッテリ充電方法。 - 前記充電制限条件を最適化するステップは、
前記初期化された充電制限条件内の内部状態条件及び前記内部状態条件に対応する複数の劣化条件を取得するステップと、
前記内部状態条件及び前記複数の劣化条件の差がそれぞれ入力される複数の関数から複数の関数値を生成するステップと、
前記関数値の和及び前記電気化学モデルに基づいて、前記内部状態条件のうち少なくとも1つを調整するステップと、
を含む、
請求項5に記載のバッテリ充電方法。 - 前記複数の関数は、前記複数の差が大きくなるほど前記複数の関数値が小さくなるようにそれぞれ定義され、
前記内部状態条件のうち少なくとも1つを調整するステップは、前記バッテリを前記要求充電時間の期間に充電させる条件で前記和が最小化されるよう、前記電気化学モデルに基づいて前記内部状態条件のうち少なくとも1つを調整するステップを含む、
請求項6に記載のバッテリ充電方法。 - 前記劣化条件及び前記初期化された充電制限条件のうち少なくとも1つは、前記バッテリのSOH(State Of Health)に基づいて設定される、
請求項5に記載のバッテリ充電方法。 - 前記電気化学モデルは、前記バッテリの劣化因子が適用される、
請求項3に記載のバッテリ充電方法。 - 前記劣化因子は、負極表面の抵抗、正極表面の抵抗、負極活物質の減少、正極活物質の減少のうち少なくとも1つを含む、
請求項9に記載のバッテリ充電方法。 - 前記方法は、さらに、
前記バッテリのSOHを推定するステップと、
前記SOHに基づいて、前記バッテリの劣化因子を取得するステップと、
前記劣化因子を前記電気化学モデルに適用するステップと、
を含む、
請求項3に記載のバッテリ充電方法。 - 前記方法は、さらに、
前記バッテリの現在SOCから予め定義されたSOCに前記バッテリを充電させる場合、前記推定された内部状態を予め定義された限界状態に達するように最大許容電流を生成するステップと、
を含み、
前記複数の充電電流を生成するステップは、前記最大許容電流を超えないように複数の充電電流を生成するステップを含む、
請求項1に記載のバッテリ充電方法。 - 前記最大許容電流及び前記要求充電時間に基づいて、前記要求充電時間内に前記バッテリを充電させるか否かを判断するステップ、をさらに含む、
請求項12に記載のバッテリ充電方法。 - 前記充電電流を生成するステップは、
前記バッテリの要求充電容量及び前記要求充電時間に基づいて、平均充電電流を生成するステップと、
前記平均充電電流に基づいて、充電ステップの個数及び前記充電ステップの複数の充電電流を生成するステップと、
を含む、
請求項1に記載のバッテリ充電方法。 - 前記個数及び前記複数の充電電流は、前記バッテリのSOHにさらに基づいて生成されることを含む、
請求項14に記載のバッテリ充電方法。 - 前記充電電流を生成するステップは、前記平均充電電流に対応するルックアップテーブル又は予め定義された電流範囲に基づいて、充電ステップの個数及び前記充電ステップの複数の充電電流を生成するステップを含む、
請求項14に記載のバッテリ充電方法。 - 前記充電プロファイルを生成するステップは、
前記推定された内部状態が前記調整された充電制限条件内の前記充電ステップごとの少なくとも1つの内部状態条件に達するか否かに基づいて、前記複数の充電電流の複数の充電時間を生成するステップと、
を含む、
請求項1に記載のバッテリ充電方法。 - 前記複数の充電時間を生成するステップは、
第1充電ステップの第1最大充電時間内で、前記第1充電ステップの第1充電電流が印加された前記バッテリの少なくとも1つの第1内部状態が、前記第1充電ステップの少なくとも1つの第1内部状態条件に達するか否かを判断するステップと、
前記第1内部状態が前記第1内部状態条件に達する場合、前記第1内部状態が前記第1内部状態条件に達する時点に基づいて、前記第1充電電流の第1充電時間を判断するステップと、
前記第1内部状態が前記第1内部状態条件に達しない場合、前記第1最大充電時間に基づいて前記第1充電電流の第1充電時間を判断するステップと、
前記第1充電時間及び前記第1充電ステップの次のステップである第2充電ステップの第2充電時間に基づいて、前記複数の充電電流の複数の充電時間を生成するステップと、
を含む、
請求項17に記載のバッテリ充電方法。 - 前記バッテリの前記要求充電時間は、ユーザによって入力された時間値、装置-提供時間、データベースから受信された時間値、及び外部サーバから受信された時間値のうち少なくとも1つを含む、
請求項1に記載のバッテリ充電方法。 - ハードウェアと結合して請求項1乃至19のいずれか一項に記載の方法を実行させるために記録媒体に格納されたコンピュータプログラム。
- バッテリの要求充電時間を受信し、前記要求充電時間に基づいて前記バッテリを充電させるための充電ステップの充電電流を生成し、複数の充電電流が印加された前記バッテリの前記充電ステップごとの少なくとも1つの内部状態を推定し、前記推定された内部状態に基づいて充電制限条件を調整し、前記調整された充電制限条件に基づいて、前記複数の充電電流及び前記複数の充電電流の複数の充電時間を含む充電プロファイルを生成する、プロセッサ、
を含む、バッテリ充電装置。
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KR10-2017-0138657 | 2017-10-24 | ||
KR1020170138657A KR102554151B1 (ko) | 2017-10-24 | 2017-10-24 | 배터리 충전 방법 및 장치 |
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JP2019079794A5 JP2019079794A5 (ja) | 2021-11-11 |
JP7249754B2 true JP7249754B2 (ja) | 2023-03-31 |
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