JP2023551843A - 動力電池充電の方法及び電池管理システム - Google Patents
動力電池充電の方法及び電池管理システム Download PDFInfo
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- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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Abstract
Description
101 充電機器
102 電力消費機器
110 動力電池
120 電池管理システム(battery management system、BMS)
800 電池管理システム
810 取得モジュール
820 確定モジュール
900 電池管理システム
910 プロセッサ
920 メモリ
930 送受信機
Claims (15)
- 動力電池の充電の方法であって、
前記動力電池の充電過程において、前記動力電池の実際充電電流を取得することと、
前記実際充電電流が充電要求電流を超えた程度に基づいて、前記動力電池を放電するように制御するかどうかを確定することとを含む、ことを特徴とする動力電池充電の方法。 - 前記の、前記実際充電電流が充電要求電流を超えた程度に基づいて、前記動力電池を放電するように制御するかどうかを確定することは、
前記実際充電電流と前記充電要求電流との差と、前記充電要求電流との比が第1の閾値よりも大きい場合、前記動力電池を放電するように制御することを確定することを含む、ことを特徴とする請求項1に記載の方法。 - 前記の、前記実際充電電流が充電要求電流を超えた程度に基づいて、前記動力電池を放電するように制御するかどうかを確定することは、
前記実際充電電流と前記充電要求電流との差と、前記充電要求電流との比が第1の閾値よりも大きい場合、前記実際充電電流と充電要求電流との差のアンペア時積分を確定することと、
前記アンペア時積分が第2の閾値よりも大きい場合、前記動力電池を放電するように制御することを確定することとを含む、ことを特徴とする請求項1に記載の方法。 - 前記方法は、
前記動力電池を放電するように制御することを確定する場合、充電電流を0にするよう要求するための第1の充電要求情報を充電スタンドに送信することと、
収集した前記動力電池の実際充電電流が第3の閾値以下である場合、前記動力電池を放電するように制御することとをさらに含む、ことを特徴とする請求項1~3のいずれか一項に記載の方法。 - 前記方法は、
前記第1の充電要求情報送信済みの持続時間が第1の予め設定された時間間隔以上である場合、前記動力電池の放電を停止するように制御することをさらに含む、ことを特徴とする請求項4に記載の方法。 - 前記方法は、
前記動力電池を放電するように制御する持続時間が第2の予め設定された時間間隔以上である場合、前記動力電池の放電を停止するように制御することをさらに含む、ことを特徴とする請求項1~4のいずれか一項に記載の方法。 - 前記方法は、
前記動力電池の放電を停止するように制御する場合、充電マッチングテーブルに基づき、充電スタンドに第2の充電要求情報を送信することをさらに含み、前記第2の充電要求情報は、前記動力電池を充電するよう前記充電スタンドに要求するためのものである、ことを特徴とする請求項5又は6に記載の方法。 - 電池管理システムであって、
動力電池の充電過程において、前記動力電池の実際充電電流を取得するための取得モジュールと、
前記実際充電電流が充電要求電流を超えた程度に基づいて、前記動力電池を放電するように制御するかどうかを確定するための確定モジュールとを含む、ことを特徴とする電池管理システム。 - 前記確定モジュールは、具体的に、
前記実際充電電流と前記充電要求電流との差と、前記充電要求電流との比が第1の閾値よりも大きい場合、前記動力電池を放電するように制御することを確定するために用いられる、ことを特徴とする請求項8に記載の電池管理システム。 - 前記確定モジュールは、具体的に、
前記実際充電電流と前記充電要求電流との差と、前記充電要求電流との比が第1の閾値よりも大きい場合、前記実際充電電流と充電要求電流との差のアンペア時積分を確定し、
前記アンペア時積分が第2の閾値よりも大きい場合、前記動力電池を放電するように制御することを確定するために用いられる、ことを特徴とする請求項8に記載の電池管理システム。 - 前記電池管理システムは、
前記動力電池を放電するように制御することを確定する場合、充電電流を0にするよう要求するための第1の充電要求情報を充電スタンドに送信するための通信モジュールと、
収集した前記動力電池の実際充電電流が第3の閾値以下である場合、前記動力電池を放電するように制御するための制御モジュールとをさらに含む、ことを特徴とする請求項8~10のいずれか一項に記載の電池管理システム。 - 前記制御モジュールは、さらに、
前記第1の充電要求情報送信済みの持続時間が第1の予め設定された時間間隔以上である場合、前記動力電池の放電を停止するように制御するために用いられる、ことを特徴とする請求項11に記載の電池管理システム。 - 前記電池管理システムは、
前記動力電池を放電するように制御する持続時間が第2の予め設定された時間間隔以上である場合、前記動力電池の放電を停止するように制御するための制御モジュールをさらに含む、ことを特徴とする請求項8~11のいずれか一項に記載の電池管理システム。 - 前記電池管理システムは、
前記動力電池の放電を停止するように制御する場合、充電マッチングテーブルに基づき、充電スタンドに第2の充電要求情報を送信するための通信モジュールをさらに含み、前記第2の充電要求情報は、前記動力電池を充電するよう前記充電スタンドに要求するためのものである、ことを特徴とする請求項12又は13に記載の電池管理システム。 - 電池管理システムであって、メモリとプロセッサとを含み、前記メモリは、命令を記憶するためのものであり、前記プロセッサは、前記命令を読み取り、且つ前記命令に基づいて請求項1~7のいずれか一項に記載の方法を実行するためのものである、ことを特徴とする電池管理システム。
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