JP6294831B2 - 誘導電力伝送システムおよび方法 - Google Patents
誘導電力伝送システムおよび方法 Download PDFInfo
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Description
予想電力伝送率を判定し、
実際の電力伝送率を判定し、
該予想電力伝送率を該実際の電力伝送率と比較することによって異物を検出する。
予想電力伝送率を判定する工程と、
実際の電力伝送率を判定する工程と、
該予想電力伝送率を該実際の電力伝送率と比較する工程とを含む。
IPT一次パッドおよびIPT二次パッド間の相対位置により、VAR電流を判定する工程と、
該IPT一次パッド内の実際のVAR電流を測定して、該IPT一次パッド上または該IPT一次パッドの近傍に異物があるかどうかを判定する工程とを含む。
制御手段と、
エア・フロー手段とを備え、
該制御手段が、該エア・フローを選択的に操作し、該システムのIPT一次パッドの表面上を流れるエア・フローを生じさせる、IPTシステムが提供される。
予想電力伝送率を判定し、
実際の電力伝送率を判定し、
該予想電力伝送率を該実際の電力伝送率と比較することによって異物を検出する。
IPT二次パッドが該システムのIPT一次パッドに対して充電位置にある時間を判定する工程と、
該IPT一次パッドの表面上を流れるエア・フローを生むエア・フロー手段を操作する工程とを含む、IPTシステムの操作方法を提供する。
予想電力伝送率を判定する工程と、
実際の電力伝送率を判定する工程と、
該予想電力伝送率を該実際の電力伝送率と比較する工程とを含む、異物を検出する該工程を含む。
IPT送信側コイルと、
IPT受信側コイルと、
制御手段とを備え、使用時、該制御手段は、
該IPT送信側コイルと該IPT受信側コイルとの間の該予想電力伝送率を判定し、
実際の電力伝送率を判定し、
該実際の電力伝送率が該予想電力伝送率を所定の量を超えて下回っていれば、火災軽減方法を実施する、IPT充電システムが提供される。
i)該IPT送信側コイルに対する所定の電力入力に対する該IPT送信側コイルとIPT受信側コイルとの間の予想電力伝送率を計算する工程と、
ii)該所定の電力入力での該IPT送信側コイルを操作する工程と、
iii)該IPT受信側コイルに対する実際の電力伝送率を測定する工程とを含む。
i)IPT送信側コイルに対する所定の電力入力に対する該IPT送信側コイルとIPT受信側コイルとの間の予想電力伝送率を計算する工程と、
ii)該所定の電力入力での該IPT送信側コイルを操作する工程と、
iii)該IPT受信側コイルに対する実際の電力伝送率を測定する工程と、
iv)実際の電力伝送率が該予想電力伝送率よりも所定の量を超えて下回っているかどうかを判定する工程と、
v)該実際の電力伝送率が該予想電力伝送率よりも所定の量を超えて下回っている場合に火災軽減方法を実施する工程とを含む。
1.小さい金属化片を引火前に一掃する。
2.枯れ葉または紙片など、その他の小さい、引火するおそれのある破片が一掃され、それによって燃料の小さい引火を除去できる。
3.一掃されない大きな物体は、温度上昇が許容限界に維持され、災害を及ぼさないよう、該エア・フローによって冷却されうる。
Claims (27)
- 一次磁気構造と二次磁気構造とを備えるIPTシステムのための異物検出装置であって、前記装置は前記システムの一次磁気構造上または近傍での異物の存在を検出するよう適合された制御手段を備え、前記制御手段は前記二次磁気構造を短絡状態に置くとともに、前記二次磁気構造の短絡回路電流又は前記一次磁気構造に供給される電流を検出して、前記異物の存在を検出するように構成されている、異物検出装置。
- 前記制御手段が、前記異物検出のために、前記一次磁気構造および/または前記二次磁気構造を用いる、請求項1に記載の装置。
- 前記制御手段が、前記二次磁気構造が前記一次磁気構造に対して充電位置にあるかどうかを検出するよう適合される、請求項1または2に記載の装置。
- 前記制御手段は、異物検出時に前記システムによって伝送される電力を選択的に低減するよう適合される、請求項1乃至3のいずれか1項に記載の装置。
- 前記制御手段は、前記二次磁気構造が短絡状態に置かれた時、前記異物の存在による前記一次磁気構造に供給される電流の増加を検出するように動作可能である、請求項1乃至4のいずれか1項に記載の装置。
- 前記制御手段が、少なくとも、
予想電力伝送率を判定し、
実際の電力伝送率を判定し、
前記予想電力伝送率を前記実際の電力伝送率と比較することによって異物を検出する、
請求項1乃至5のいずれか1項に記載の装置。 - 前記実際の電力伝送率が前記予想電力伝送率を、所定の量を超えて下回っているかどうかを判定する工程をさらに含む、請求項6に記載の装置。
- 前記システムの一次磁気構造および前記システムの二次磁気構造間の相対位置を測定する手段を含む、請求項1乃至7のいずれかに記載の装置。
- 相対位置を測定する前記手段が、前記一次および二次磁気構造の電気的特性を測定するよう適合される、請求項8に記載の装置。
- 相対位置を測定する前記手段が、短絡回路電流の位相および量によって、前記一次および二次磁気構造の横方向オフセットを測定するよう適合され、前記二次磁気構造は少なくとも2つのコイルを含む、請求項8に記載の装置。
- 相対位置を測定する前記手段が、前記二次磁気構造で誘発された1以上の電圧によって、前記横方向オフセットを測定するよう適合される、請求項10に記載の装置。
- 前記一次および二次磁気構造における電流量を比較することによって、前記一次および二次磁気構造間の距離を測定する手段をさらに含む、請求項1乃至11のいずれか1項に記載の装置。
- 前記一次磁気構造および前記二次磁気構造の1つまたは両方についての情報を前記制御手段に伝達する通信手段を含む、請求項1乃至12のいずれか1項に記載の装置。
- 前記制御手段が、前記一次磁気構造からの誘導電力を受け取る二次磁気構造の短絡回路電流の電流量の減少を検出することによって、異物の存在を検出するように動作可能である、請求項1乃至13のいずれか1項に記載の装置。
- 一次磁気構造と二次磁気構造とを備えるIPTシステムの動作方法であって、前記システムは前記一次磁気構造上または近傍での異物の存在を検出するよう適合された制御手段を備え、前記制御手段は前記二次磁気構造を短絡状態に置くとともに、前記二次磁気構造の短絡回路電流又は前記一次磁気構造に供給される電流を検出して、前記異物の存在を検出するように構成されている、動作方法。
- 前記異物の存在による前記二次磁気構造の短絡回路電流の減少を検出する工程を含む、請求項15に記載の方法。
- 前記二次磁気構造が短絡状態にある時に前記異物の存在による前記一次磁気構造に供給される電流の増加を検出する工程を含む、請求項15に記載の方法。
- 前記一次磁気構造に供給される実際の電流を検出する工程を含む、請求項15に記載の方法。
- 前記二次磁気構造の短絡回路電流及び前記一次磁気構造に供給される電流の両方を検出する工程を含む、請求項15に記載の方法。
- 予想電力伝送率を判定する工程と、
実際の電力伝送率を判定する工程と、
前記予想電力伝送率を前記実際の電力伝送率と比較する工程とをさらに含む、請求項15乃至19のいずれか1項に記載の方法。 - 前記実際の電力伝送率が前記予想電力伝送率を、所定の量を超えて下回っているかどうかを判定する工程をさらに含む、請求項20に記載の方法。
- 前記システムの一次磁気構造および前記システムの二次磁気構造間の相対位置を測定する工程を含む、請求項20に記載の方法。
- 前記相対位置を測定する工程が、前記一次および二次磁気構造の電気的特性を測定する工程を含む、請求項22に記載の方法。
- 前記相対位置を測定する工程が、短絡回路電流の位相および量によって、前記一次および二次磁気構造の横方向オフセットを測定する工程を含む、請求項22に記載の方法。
- 前記相対位置を測定する工程が、前記二次磁気構造に誘発された1以上の電圧によって、前記一次および二次磁気構造の横方向オフセットを測定する工程を含む、請求項22に記載の方法。
- 前記一次および二次磁気構造における電流量を比較することによって、前記一次および二次磁気構造間の距離を測定する工程をさらに含む、請求項20乃至25のいずれか1項に記載の方法。
- 前記一次磁気構造および前記二次磁気構造の1つまたは両方についての情報を前記制御手段に伝達する工程をさらに含む、請求項15乃至26のいずれか1項に記載の方法。
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