JP2023545858A - 動力電池加熱回路、システム、制御方法及び電力消費機器 - Google Patents
動力電池加熱回路、システム、制御方法及び電力消費機器 Download PDFInfo
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Abstract
【選択図】 図1
Description
Claims (14)
- 動力電池加熱回路であって、
少なくとも一つの組電池を含む給電モジュールと、
前記給電モジュールと接続され、M相アーム回路を含むインバータモジュールであって、前記アーム回路が前記組電池と並列に接続され、Mが3の偶数倍であるインバータモジュールと、
M個の巻線を有するモータを含む駆動モジュールであって、前記M個の巻線がそれぞれ前記アーム回路のM相アームと一対一に対応して接続される駆動モジュールと、
前記アーム回路と接続され、前記アーム回路における少なくとも三相アームの上アーム、及び残りのアームのうちの相数が同じであるアームの下アームをいずれもオンにするように制御し、前記給電モジュール、前記インバータモジュール及び前記駆動モジュールに交互に切り替わる充電回路と放電回路を形成させるための制御モジュールとを含む、ことを特徴とする動力電池加熱回路。 - 前記モータは、六相対称モータを含む、ことを特徴とする請求項1に記載の動力電池加熱回路。
- 前記充電回路又は放電回路において、オンになる三相上アームとそれぞれ接続される三つの巻線の空間位相差は、120°であり、オンになる三つの下アームとそれぞれ接続される三つの巻線の空間位相差は、120°である、ことを特徴とする請求項1又は2に記載の動力電池加熱回路。
- 動力電池加熱制御方法であって、
請求項1から3のいずれか1項に記載の動力電池加熱回路に用いられ、前記方法は、
イネーブル信号を送信し、アーム回路における少なくとも三相アームの上アーム、及び残りのアームのうちの相数が同じであるアームの下アームをいずれもオンにするように制御し、前記電池加熱回路の給電モジュール、インバータモジュール及び駆動モジュールに交互に切り替わる充電回路と放電回路を形成させることを含む、ことを特徴とする動力電池加熱制御方法。 - 予め設定される周波数で前記インバータモジュールに加熱信号を送信することで、前記充電回路と放電回路を交互に切り替えるように前記インバータモジュールを制御する、ことを特徴とする請求項4に記載の動力電池加熱制御方法。
- 予め設定される周波数で前記インバータモジュールに加熱信号を送信することは、
予め設定される周波数で前記インバータモジュールに第一の加熱信号と第二の加熱信号を交互に送信することと、
前記第一の加熱信号によって前記アーム回路における少なくとも三相アームの上アーム、及び残りのアームのうちの相数が同じであるアームの下アームをいずれもオンにし、前記電池加熱回路の給電モジュール、インバータモジュール及び駆動モジュールに充電回路を形成させることと、
前記第二の加熱信号によって前記少なくとも三相アームの下アーム、及び前記残りのアームのうちの相数が同じであるアームの上アームをいずれもオンにし、前記電池加熱回路の給電モジュール、インバータモジュール及び駆動モジュールに放電回路を形成させることとを含む、ことを特徴とする請求項5に記載の動力電池加熱制御方法。 - 前記駆動モジュールのモータは、六相対称モータを含み、
前記第一の加熱信号によって前記六相アーム回路における三相アームの上アーム、及び別の三相アームの下アームをいずれもオンにし、前記電池加熱回路の給電モジュール、インバータモジュール及び駆動モジュールに充電回路を形成させ、
前記第二の加熱信号によって前記六相アーム回路における前記三相アームの下アーム、及び前記別の三相アームの上アームをいずれもオンにし、前記電池加熱回路の給電モジュール、インバータモジュール及び駆動モジュールに放電回路を形成させ、
前記充電回路又は放電回路において、オンになる三相上アームとそれぞれ接続される三つの巻線の空間位相差は、120°であり、オンになる三つの下アームとそれぞれ接続される三つの巻線の空間位相差は、120°である、ことを特徴とする請求項6に記載の動力電池加熱制御方法。 - 前記の、予め設定される周波数で前記インバータモジュールに加熱信号を送信することは、
組電池の充電状態値が予め設定される閾値以上であるかどうかを決定することと、
そうであれば、予め設定される周波数で前記インバータモジュールに加熱信号を送信することとを含む、ことを特徴とする請求項5から7のいずれか1項に記載の動力電池加熱制御方法。 - 前記の、予め設定される周波数で前記インバータモジュールに加熱信号を送信することは、
前記モータの作動状態を取得することと、
前記モータの作動状態が非駆動状態であれば、予め設定される周波数で前記インバータモジュールに加熱信号を送信することとを含む、ことを特徴とする請求項5から8のいずれか1項に記載の動力電池加熱制御方法。 - 前記の、予め設定される周波数で前記インバータモジュールに加熱信号を送信することは、
車両コントローラにより送信される制御信号を受信することと、
前記制御信号が前記動力電池を加熱することを指示すれば、予め設定される周波数で前記インバータモジュールに加熱信号を送信することとを含む、ことを特徴とする請求項5から9のいずれか1項に記載の動力電池加熱制御方法。 - 前記の、予め設定される周波数で前記インバータモジュールに加熱信号を送信することは、
電池管理システムにより送信される要求データを受信することと、
前記要求データが前記動力電池が加熱条件を満たすことを指示すれば、予め設定される周波数で前記インバータモジュールに加熱信号を送信することとを含む、ことを特徴とする請求項5から10のいずれか1項に記載の動力電池加熱制御方法。 - 前記組電池の温度が加熱停止条件を満たすかどうかを決定することであって、前記加熱停止条件が、前記組電池が予め設定される温度に達すること又は前記動力電池の温度上昇が異常であることを含むことと、
そうであれば、前記インバータモジュールに加熱停止信号を送信することであって、前記加熱停止信号によって前記インバータモジュールに前記充電回路又は放電回路を遮断させることとをさらに含む、ことを特徴とする請求項4から11のいずれか1項に記載の動力電池加熱制御方法。 - 動力電池加熱システムであって、加熱コントローラと請求項1から3のいずれか1項に記載の動力電池加熱回路とを含み、前記加熱コントローラは、前記動力電池加熱回路に命令を送信することで、交互に切り替わる充電回路と放電回路を形成するように前記動力電池加熱回路を制御するために用いられる、ことを特徴とする動力電池加熱システム。
- 電力消費機器であって、請求項13に記載の動力電池加熱システムを含む、ことを特徴とする電力消費機器。
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