JP2019041566A - バッテリ管理装置及び方法 - Google Patents
バッテリ管理装置及び方法 Download PDFInfo
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Abstract
【解決手段】バッテリセルの情報を取得して変換するコンバータ612と、コントローラ611の命令に応答して前記変換された情報を隣接するバッテリセルに対して送受信するアンテナ615−1、615−2と、コントローラ611の他の命令に応答して隣接するバッテリセルに対して無線充電又は無線放電を行うためのコイル613−1、613−2とを含む。コントローラ611は、隣接するバッテリセルの情報に基づいて無線充電又は無線放電を制御する。
【選択図】図13
Description
110 バッテリモジュール
200 バッテリ管理システム
210、610 スレーブバッテリ管理装置(S−BMS)
211、611 S−BMSのコントローラ
212 スタブ
213、612 コンバータ
214 フェライトシート
215、615 第2アンテナ
220、520 マスタバッテリ管理装置(M−BMS)
221 M−BMSのコントローラ
321、322、325、327、329、331、332、533、535、537 第1アンテナ
400 インターフェース
401 第3アンテナ
613 第2コイル
523、525、527、531、532 第1コイル
Claims (24)
- バッテリセルの情報を取得して変換するコンバータと、
コントローラの命令に応答して前記変換された情報を隣接するバッテリセルに対して送受信するアンテナと、
前記コントローラの他の命令に応答して前記隣接するバッテリセルに対して無線充電又は無線放電を行うためのコイルと、
を含み、
前記コントローラは、前記隣接するバッテリセルの情報に基づいて前記無線充電又は前記無線放電を制御する、
バッテリ管理装置。 - 前記アンテナは、NFCアンテナで具現される、請求項1に記載のバッテリ管理装置。
- 前記アンテナは、前記バッテリセルの両側面に具現される、請求項1または2に記載のバッテリ管理装置。
- 前記バッテリセルの情報は、前記バッテリセルの電圧、電流、及び温度のうち少なくとも1つを含む、請求項1乃至3のいずれか一項に記載のバッテリ管理装置。
- 前記コンバータは、前記バッテリセルの情報をデジタル信号に変換するためのA/Dコンバータで具現される、請求項1乃至4のいずれか一項に記載のバッテリ管理装置。
- 複数のバッテリと、
前記複数のバッテリから取得した情報に基づいて、前記複数のバッテリの状態を決定する第1コントローラと、
前記複数のバッテリから前記情報を受信し、前記第1コントローラの命令に応答して前記状態を前記複数のバッテリに送信する第1アンテナと、
を含み、
前記複数のバッテリは、
バッテリセルと、
前記バッテリセルの情報を取得して変換するコンバータと、
変換された情報の送受信を制御する第2コントローラと、
前記第2コントローラの命令に応答して、前記変換された情報を隣接するバッテリセルに対して送受信する第2アンテナと、
前記第2コントローラの他の命令に応答して、前記隣接するバッテリセルに対して無線充電又は無線放電を行うためのコイルと、
を含み、
前記第2コントローラは、前記隣接するバッテリセルの情報に基づいて前記無線充電又は前記無線放電を制御し、
前記情報は、前記複数のバッテリに含まれた前記バッテリセルの情報を含む、
バッテリ管理装置。 - 前記複数のバッテリは直列に接続される、請求項6に記載のバッテリ管理装置。
- 前記第1アンテナ及び前記第2アンテナは、NFCアンテナで具現される、請求項6または7に記載のバッテリ管理装置。
- 前記第2アンテナは、前記バッテリセルの両側面に具現される、請求項6乃至8のいずれか一項に記載のバッテリ管理装置。
- 前記バッテリセルの情報は、前記バッテリセルの電圧、電流、及び温度のうち少なくとも1つを含む、請求項6乃至9のいずれか一項に記載のバッテリ管理装置。
- 前記コンバータは、前記バッテリセルの情報をデジタル信号に変換するためのA/Dコンバータで具現される、請求項6乃至10のいずれか一項に記載のバッテリ管理装置。
- 前記状態は、前記複数のバッテリの充電状態(SOC)及び寿命状態(SOH)のうち少なくとも1つを含む、請求項6乃至11のいずれか一項に記載のバッテリ管理装置。
- 前記第1コントローラは、前記情報に基づいて前記複数のバッテリに対してバッテリバランシングを行う、請求項6乃至12のいずれか一項に記載のバッテリ管理装置。
- 前記第1コントローラは、前記情報に基づいて前記第2コントローラが前記隣接するバッテリセルに対して前記無線充電又は前記無線放電を行うように制御する、請求項13に記載のバッテリ管理装置。
- 前記第1コントローラは、前記複数のバッテリの充電状態(SOC)に基づいて前記バッテリバランシングを行う、請求項13に記載のバッテリ管理装置。
- 前記第1コントローラは、
前記充電状態が最小に該当する少なくとも1つのバッテリを決定し、
前記複数のバッテリのうち前記少なくとも1つのバッテリを除いたバッテリの前記第2コントローラが無線放電を制御する、請求項15に記載のバッテリ管理装置。 - 前記第1コントローラは、
前記充電状態が最小に該当する少なくとも1つのバッテリを決定し、
前記少なくとも1つのバッテリの前記第2コントローラが、隣接するバッテリから無線充電されたエネルギーの無線放電を制御する、請求項15に記載のバッテリ管理装置。 - 前記第1コントローラは、前記複数のバッテリの前記充電状態(SOC)が全て一致する場合、前記バッテリバランシングを終了する、請求項15乃至17のいずれか一項に記載のバッテリ管理装置。
- 前記第2コントローラは、前記第1コントローラに前記複数のバッテリの個数を提供する、請求項6に記載のバッテリ管理装置。
- 前記第1コントローラは、前記複数のバッテリのうち1つ以上の温度と基準温度との比較に基づいて前記温度を制御する、請求項6に記載のバッテリ管理装置。
- 前記複数のバッテリの状態は、充電状態(SOC)、寿命状態(SOH)、コールドクランキングアンプ(CCA)、分極抵抗(PR)、内部抵抗(IR)のうち少なくとも1つを含む、請求項6に記載のバッテリ管理装置。
- 前記第2アンテナは、フェライトシート上に提供される、請求項6に記載のバッテリ管理装置。
- マスタバッテリ管理装置(M−BMS)が複数のバッテリモジュールのうち第1バッテリモジュールの第1スレーブバッテリ管理装置(S−BMS)にウェイクアップ信号を送信するステップと、
前記第1S−BMSが前記ウェイクアップ信号に応答して、前記第1バッテリモジュールの情報を取得するステップと、
前記第1S−BMSが前記第1バッテリモジュールの情報を前記複数のバッテリモジュールのうち第2バッテリモジュールの第2S−BMSに送信するステップと、
前記第2S−BMSが前記第1バッテリモジュールの情報に応答して、前記第2バッテリモジュールの情報を取得するステップと、
前記第2S−BMSが前記第1バッテリモジュールの情報及び前記第2バッテリモジュールの情報を前記M−BMSに送信するステップと、
前記M−BMSが前記第1バッテリモジュールの情報及び前記第2バッテリモジュールの情報に基づいて前記複数のバッテリモジュールの状態を決定するステップと、
を含むバッテリ管理方法。 - 前記第1S−BMSが前記第1バッテリモジュールの情報を前記複数のバッテリモジュールのうち第2バッテリモジュールの第2S−BMSに送信するステップは、前記第1バッテリモジュールの情報を第1方向に前記第2S−BMSに送信するステップを含み、
前記第2S−BMSが前記第1バッテリモジュールの情報及び前記第2バッテリモジュールの情報を前記M−BMSに送信するステップは、前記第1バッテリモジュールの情報及び前記第2バッテリモジュールの情報を前記M−BMSに第2方向へ送信するステップを含み、
前記第1方向は前記第2方向と反対である、請求項23に記載のバッテリ管理方法。
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