JP2016208812A - 電気自動車において一定の走行距離を提供する方法 - Google Patents
電気自動車において一定の走行距離を提供する方法 Download PDFInfo
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- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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- B60L58/13—Maintaining the SoC within a determined range
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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
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- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
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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
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- H—ELECTRICITY
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- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
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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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- Y02T10/00—Road transport of goods or passengers
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
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Abstract
Description
Claims (12)
- 電気自動車に複数年にわたって一定の走行距離を提供する方法であって、前記電気自動車は、電気動力伝達装置に結合されるバッテリパックを備え、前記バッテリパックは、前記複数年の開始時において初期バッテリパック容量を有し、前記複数年の終了時において最終バッテリパック容量を有し、前記最終バッテリパック容量は、前記初期バッテリパック容量未満であり、前記方法は、
前記複数年の前記開始時に、事前設定された走行距離を設定する段階であって、前記事前設定された走行距離は前記初期バッテリパック容量に基づいて実現可能な走行距離のパーセンテージに対応し、前記事前設定された走行距離は事前設定された複数の走行条件のセットに基づく、段階を備え、
各充電サイクルの前に、
現在のバッテリパック容量を決定する段階と、
前記現在のバッテリパック容量及び前記事前設定された走行距離に基づいて最適化された複数の充電パラメータのセットを決定する段階であって、前記最適化された複数の充電パラメータのセットは、前記電気自動車が、前記事前設定された複数の走行条件のセットの下で、前記事前設定された走行距離を実現可能であることを保証するために十分な電力を前記バッテリパックに供給しつつ、バッテリ寿命を最適化するように選択される、段階と、
前記最適化された複数の充電パラメータのセットに従って、前記バッテリパックを充電する段階と、
を含む、方法。 - 前記初期バッテリパック容量は、初期バッテリパックエネルギー容量に対応し、前記最終バッテリパック容量は最終バッテリパックエネルギー容量に対応し、前記現在のバッテリパック容量は現在のバッテリパックエネルギー容量に対応する、請求項1に記載の方法。
- 前記現在のバッテリパック容量を決定する前記段階は、自己診断キャリブレーション処理を実行する段階をさらに含み、前記現在のバッテリパック容量を決定する前記段階は、各充電サイクルの発生を監視する段階をさらに含み、前記自己診断キャリブレーション処理を実行する前記段階は、連続する自己診断キャリブレーション処理の間に完了した事前設定された充電サイクル数に基づいて、定期的に実行される、請求項1に記載の方法。
- 前記バッテリパックを充電する前記段階は、(i)前記最適化された複数の充電パラメータのセットを決定する前記段階の完了直後に実行されるか、または、(ii)前記最適化された複数の充電パラメータのセットを決定する前記段階の完了後に遅延されるかのいずれかである、請求項1に記載の方法。
- 前記現在のバッテリパック容量を決定する前記段階は、複数のバッテリパック特性のセットを監視する段階と、前記複数のバッテリパック特性のセットに基づいて、前記現在のバッテリパック容量を推定する段階と、をさらに含む、請求項1に記載の方法。
- 前記事前設定された走行距離は、前記初期バッテリパック容量の80%未満であるか、または、前記初期バッテリパック容量の70%未満である、バッテリパック容量に対応する、請求項1に記載の方法。
- 前記複数年は、少なくとも5年間、または少なくとも8年間、または少なくとも10年間に対応する、請求項1に記載の方法。
- 前記方法は、各充電サイクルの前に、現在のバッテリパック温度及び現在の周囲温度を決定する段階をさらに備え、前記最適化された複数の充電パラメータのセットを決定する前記段階は、前記現在のバッテリパック容量、前記事前設定された走行距離、前記現在のバッテリパック温度及び前記現在の周囲温度に基づいて、前記最適化された複数の充電パラメータのセットを決定する段階をさらに含む、請求項1から7のいずれか1項に記載の方法。
- 前記方法は、各充電サイクルの前に、現在の自動車高度を決定する段階をさらに備え、前記最適化された複数の充電パラメータのセットを決定する前記段階は、前記現在のバッテリパック容量、前記事前設定された走行距離及び前記現在の自動車高度に基づいて、前記最適化された複数の充電パラメータのセットを決定する段階をさらに含む、請求項1から7のいずれか1項に記載の方法。
- 前記方法は、各充電サイクルの前に、現在のバッテリパック温度及び現在の周囲温度及び現在の自動車高度を決定する段階をさらに備え、前記最適化された複数の充電パラメータのセットを決定する前記段階は、前記現在のバッテリパック容量、前記事前設定された走行距離、前記現在のバッテリパック温度、前記現在の周囲温度及び前記現在の自動車高度に基づいて、前記最適化された複数の充電パラメータのセットを決定する段階をさらに含む、請求項1から7のいずれか1項に記載の方法。
- 前記最適化された複数の充電パラメータのセットを決定する前記段階は、前記電気自動車が、前記事前設定された複数の走行条件のセットの下で、前記事前設定された走行距離を実現可能であることを保証するために十分な電力を前記バッテリパックに供給しつつ、前記充電する段階の間にバッテリパック充電状態(SOC)を最小化するように、前記最適化された複数の充電パラメータのセットを選択する段階をさらに含む、請求項1から7のいずれか1項に記載の方法。
- 前記現在のバッテリパック容量を決定する前記段階及び前記最適化された複数の充電パラメータのセットを決定する前記段階は、前記バッテリパックが充電電源に電気的に接続される場合、毎日事前設定された時刻、及び前記電気自動車が事前設定された場所に位置する場合の少なくとも1つの場合に実行される、請求項1から7のいずれか1項に記載の方法。
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US14/691,694 US9649944B2 (en) | 2015-04-21 | 2015-04-21 | Method of providing constant driving range in an electric vehicle |
US14/691,694 | 2015-04-21 |
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US9649944B2 (en) | 2017-05-16 |
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JP6186653B2 (ja) | 2017-08-30 |
CN106064565A (zh) | 2016-11-02 |
US20160311330A1 (en) | 2016-10-27 |
CN106064565B (zh) | 2018-06-19 |
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