JP2015061501A - 電力変換装置、装置検出方法ならびにプログラム - Google Patents
電力変換装置、装置検出方法ならびにプログラム Download PDFInfo
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- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
- H02J3/322—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means the battery being on-board an electric or hybrid vehicle, e.g. vehicle to grid arrangements [V2G], power aggregation, use of the battery for network load balancing, coordinated or cooperative battery charging
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- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
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Abstract
Description
・「作業員による表示端末等を用いた手動入力と確認」
・「電力変換装置間の第1の自動認識方法(特定の電力信号の出力について、通信で通知した後に電力線上の挙動を確認)」
・「電力変換装置間の第2の自動認識方法(特定の電力信号の出力について、電力線上の挙動を確認した後に通信で通知)」
・「自動認識及び手動入力の中間(例えば同じ時間区間に作業員からの操作によって特定の動作状態に移行した電力変換装置を、同一母線上に位置すると認識)」
等、複数の可能性がある。本発明の実施形態は、特に自動認識方法に関する。
Claims (12)
- 電力線に接続する接続部と、
前記電力線に対し電気信号を印加および前記電力線から電気信号を検出することの少なくとも一方を行う電力制御部と、
前記電力制御部を用いて、前記電力線に接続されている他の電力変換装置を検出する結線検出処理を実行する結線検出処理部と、
前記結線検出処理の間、前記電力線上で電気信号間の衝突が発生したか否かを監視し、監視の結果に応じて、前記結線検出処理部を制御する衝突監視部と、
を備えた電力変換装置。 - 前記結線検出処理部は、前記電力制御部を用いて前記電力線に自装置の存在を通知する電気信号を印加し、
前記衝突監視部は、前記電気信号の印加中に、前記電力線上への他の電力変換装置から電気信号が印加されたことを検知した場合は、前記電気信号の印加を停止するよう制御する
請求項1に記載の電力変換装置。 - 前記衝突監視部は、前記他の電力変換装置からの電気信号の印加が停止したと判断したら、再度、前記電力制御部を用いて前記電気信号を印加するよう前記結線検出処理部を制御する
請求項2に記載の電力変換装置。 - 前記結線検出処理部は、前記電力制御部を用いて前記電力線に自装置の存在を通知する電気信号を印加し、前記電気信号の印加が終了した後、前記電力制御部により前記電力線上で他の電力変換装置からの電気信号が検出された場合は、前記他の電力変換装置と前記電力線による結線関係にあることを決定する
請求項1ないし3のいずれか一項に記載の電力変換装置。 - 他の電力変換装置と無線または有線の通信を行う通信部を備え、
前記結線検出処理部は、前記電力制御部を用いて前記電力線に自装置の存在を通知する電気信号を印加し、前記電気信号の印加が終了した後、前記通信部により前記他の電力変換装置から前記電気信号の検出に関する通信メッセージを受信した場合に、前記他の電力変換装置と前記電力線による結線関係にあることを決定する
請求項1ないし3のいずれか一項に記載の電力変換装置。 - 他の電力変換装置と無線または有線の通信を行う通信部を備え、
前記結線検出処理部は、前記通信部を用いて他の電力変換装置に、自装置の存在を通知する電気信号の印加の予告に関する通信メッセージを送信し、その後、前記電力制御部を用いて、前記自装置の存在を通知する電気信号を前記電力線に印加し、前記電気信号の印加後に前記通信部を介して、前記他の電力変換装置から前記電気信号の検出に関する通信メッセージを受信した場合に、前記他の電力変換装置と前記電力線による結線関係にあることを決定する
請求項1ないし3のいずれか一項に記載の電力変換装置。 - 前記衝突監視部は、前記電気信号の印加中に、前記電力線上へ他の電力変換装置から電気信号が印加されたことを検知した場合は、前記電気信号の印加を停止するよう制御し、
前記衝突監視部は、前記他の電力変換装置からの電気信号の印加が停止したと判断したら、前記電力制御部を用いて前記通信メッセージの送信と、前記電気信号の印加とを行うよう前記結線検出処理部を制御する
請求項6に記載の電力変換装置。 - 他の電力変換装置と無線または有線の通信を行う通信部を備え、
前記結線検出処理部は、前記通信部を用いて他の電力変換装置に電気信号の印加を指示する通信メッセージを送信し、その後、前記電力制御部を介して前記電力線上で前記他の電力変換装置からの電気信号を検出した場合に、前記他の電力変換装置と前記電力線による結線関係にあることを決定する
請求項1ないし7のいずれか一項に記載の電力変換装置。 - 前記結線検出処理部は、前記電力線に接続されているすべての装置全体に対して固有の識別子を割り当て、前記電力線に新たな電力変換装置の結線関係が確認された場合、または前記電力線に前記他の電力変換装置の少なくとも1つとの結線関係が確認されなくなった場合は、前記固有の識別子を更新する
請求項1ないし8のいずれか一項に記載の電力変換装置。 - 電力線に接続される接続部と、
他の電力変換装置と有線または無線の通信を行う通信部と、
前記電力線から電気信号を検出または前記電力線に電気信号を印加することのうち少なくとも前者を実行する電力制御部と、
前記電力制御部による電気信号の検出値を前記通信部を用いて前記他の電力変換装置へ送信し、前記他の電力変換装置から前記他の電力変換装置が検出した電気信号の値を受信し、前記電力制御部での電気信号の検出値と、前記他の電力変換装置から受信した電気信号の検出値とが特定の範囲内に収まる場合に、前記他の電力変換装置と前記電力線を介して結線関係にあると決定する結線検出処理部と
を備えた電力変換装置。 - 電力線に対し電気信号を印加および前記電力線から電気信号を検出することの少なくとも一方を行うことにより、前記電力線に接続されている他の電力変換装置を検出する結線検出処理を実行する結線検出処理ステップと、
前記結線検出処理が行われている間、前記電力線上で電気信号間の衝突が発生したか否かを監視し、監視の結果に応じて、前記結線検出処理を制御する衝突監視ステップと、
を備えた装置検出方法。 - 電力線に対し電気信号を印加および前記電力線から電気信号を検出することの少なくとも一方を行うことにより、前記電力線に接続されている他の電力変換装置を検出する結線検出処理を実行する結線検出処理ステップと、
前記結線検出処理が行われている間、前記電力線上で電気信号間の衝突が発生したか否かを監視し、監視の結果に応じて、前記結線検出処理を制御する衝突監視ステップと、
をコンピュータに実行させるためのプログラム。
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