JP7444089B2 - 電力調整装置、及び電力需給バランスの調整システム及び方法 - Google Patents
電力調整装置、及び電力需給バランスの調整システム及び方法 Download PDFInfo
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- H02J7/007—Regulation of charging or discharging current or voltage
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Description
図1は、本開示の実施形態の電力供給システム2の全体構成を示す図である。本実施形態の電力供給システム2は、大規模需要家に、或いは、アグリゲータを介して大規模需要家に電力を供給するシステムである。以下では、説明を簡単にするため、アグリゲータを介して大規模需要家に電力が供給されるシステムは、大規模需要家という一つの概念に含まれるものとする。大規模需要家には、例えば、大規模工場施設や大規模商業施設などが含まれる。本実施形態における大規模需要家は大規模工場施設12であるとする。
次に、電力需給バランス調整システム30の構成について説明する。図2は、電力需給バランス調整システム30の物理的構成、詳しくは、大規模需要家サーバ32とVPP事業者サーバ34のそれぞれの物理的構成を示すブロック図である。
次に、電力需給バランス調整システム30の機能について説明する。図3は、電力需給バランス調整システム30の機能、詳しくは、大規模需要家サーバ32とVPP事業者サーバ34のそれぞれの機能を示すブロック図である。
次に、電力供給システム2における処理の流れについて説明する。図4は、電力供給システム2における処理の流れを大規模需要家によって行われる処理、VPP事業者によって行われる処理、電動車によって行われる処理の別に示したフローチャートである。なお、大規模需要家における処理の主体は大規模需要家サーバ32であり、VPP事業者における処理の主体はVPP事業者サーバ34である。電動車における処理の主体は電動車24或いはその所有者或いは利用者である。
ここまでの説明では、大規模需要家とVPP事業者との1対1の関係が前提とされている。しかし、特定の地域に複数の大規模需要家がある場合、需給予測が外れる大きな要因が気象条件にあると考えると、隣接する複数の需要家にて同じように予測が外れることで、複数の需要家において同時に追加の電力調整が必要になることが想定される。また、大規模需要家の施設に充放電スタンドがあれば、電動車は指定された時間帯にその場所にて充放電を行うことができることから、移動可能という電動車の特性を考慮すると、対応可能な車両の選択肢は多くなる。つまり、状況によっては複数のVPP事業者が追加の電力調整に対して対応可能となるケースが想定される。
4 電力系統
10 大規模需要家の施設
12 大規模工場施設
14 配電網
16 PVシステム
18 蓄電池システム
20 仮想発電所(VPP)
22 充放電スタンド
24 電動車
26 バッテリ
28 カーナビゲーションシステム
29 情報端末
30 電力需給バランス調整システム
32 大規模需要家サーバ
34 VPP事業者サーバ(電力調整装置)
34a プロセッサ
34b メモリ
34c 充放電指示プログラム
34d ストレージ
34e 車両情報データベース
Claims (6)
- 電動車をエネルギリソースとして用いる仮想発電所の電力調整装置であって、
前記電動車の過去の行動履歴を含む車両情報を記憶した記憶装置と、
前記電動車に対して電力の充放電を指示する充放電指示装置と、を備え、
前記充放電指示装置は、
電力調整に関する要求を受けた場合、
前記車両情報から前記電動車の行動を予測し、予測された前記電動車の行動に基づいて、電力調整に関する前記要求を満たすための前記電動車の充放電計画を作成することと、
作成された前記充放電計画を前記電動車に指示することと、を実行し、
前記充放電計画の指示後に電力調整に関する追加要求を受けた場合、
前記予測された前記電動車の行動に基づいて、電力調整に関する前記追加要求を満たすための変更充放電計画を作成することと、
作成された前記変更充放電計画を前記電動車に提示することと、を実行し、
前記変更充放電計画は、前記電動車が前記変更充放電計画に従って行動し充放電を行った場合の経済的メリットに関する情報を含む
ことを特徴とする電力調整装置。 - 請求項1に記載の電力調整装置において、
前記変更充放電計画は、変更後の充放電場所、変更後の充放電時間又は充放電量、変更後の走行ルート、変更後の必要滞在時間のうち少なくとも一つに関する情報を含む
ことを特徴とする電力調整装置。 - 請求項1又は2に記載の電力調整装置において、
前記充放電指示装置は、前記電動車のカーナビゲーションシステム或いは前記電動車の所有者或いは利用者が持つ情報端末を用いて前記変更充放電計画を提示する
ことを特徴とする電力調整装置。 - 請求項1乃至3の何れか1項に記載の電力調整装置において、
前記充放電指示装置は、前記充放電計画を指示した前記電動車のなかから、前記予測された前記電動車の行動に基づいて前記充放電計画の変更に対応可能な車両を選定し、前記選定された車両を対象にして前記変更充放電計画を作成する
ことを特徴とする電力調整装置。 - 仮想発電所を用いた電力需給バランスの調整システムであって、
前記調整システムは、
電力需給の予測に基づき前記仮想発電所を用いた電力調整計画を作成し、
前記仮想発電所に参加する電動車の過去の行動履歴を含む車両情報から前記電動車の行動を予測し、
予測された前記電動車の行動と前記電力調整計画とに基づいて前記電動車の充放電計画を作成し、
作成された前記充放電計画を前記電動車に指示し、
前記充放電計画を前記電動車に指示した後の前記電力需給のインバランスを検出し、
前記インバランスが検出された場合、前記予測された前記電動車の行動に基づいて、前記インバランスを解消するための変更充放電計画を作成し、
作成された前記変更充放電計画を前記電動車に提示する、ように構成され、
前記変更充放電計画は、前記電動車が前記変更充放電計画に従って行動し充放電を行った場合の経済的メリットに関する情報を含む
ことを特徴とする電力需給バランスの調整システム。 - 仮想発電所を用いた電力需給バランスの調整方法であって、
電力需給の予測に基づき前記仮想発電所を用いた電力調整計画を作成するステップと、
前記仮想発電所に参加する電動車の過去の行動履歴を含む車両情報から前記電動車の行動を予測するステップと、
予測された前記電動車の行動と前記電力調整計画とに基づいて前記電動車の充放電計画を作成するステップと、
作成された前記充放電計画を前記電動車に指示するステップと、
前記充放電計画を前記電動車に指示した後の前記電力需給のインバランスを検出するステップと、
前記インバランスが検出された場合、前記予測された前記電動車の行動に基づいて、前記インバランスを解消するための変更充放電計画を作成するステップと、
作成された前記変更充放電計画を前記電動車に提示するステップと、を含み、
前記変更充放電計画は、前記電動車が前記変更充放電計画に従って行動し充放電を行った場合の経済的メリットに関する情報を含む
ことを特徴とする電力需給バランスの調整方法。
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