WO2012056516A1 - 給電装置およびそれを備える車両ならびに給電方法 - Google Patents
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Abstract
Description
さらに好ましくは、制御装置は、第1および第2の給電経路のうち電力コストが低い方の経路を選択するように切替回路を制御する。
さらに好ましくは、制御装置は、第1および第2の給電経路のうちCO2排出原単位が小さい方の経路を選択するように切替回路を制御する。
また、好ましくは、上記の指標は、CO2排出原単位である。
図1は、この発明の実施の形態1による給電装置を搭載した車両の全体ブロック図である。図1を参照して、車両100は、蓄電装置10と、システムメインリレー(以下「SMR(System Main Relay)」と称する。)15と、パワーコントロールユニット(以下「PCU(Power Control Unit)」と称する。)20と、モータジェネレータ25と、駆動輪30と、MG-ECU35とを備える。また、車両100は、充電インレット40と、充電器45と、充電リレー47と、切替リレー50,55と、コンセント60と、PM-ECU65と、表示部70とをさらに備える。
ここで、変換効率A(%)は、外部電源85からの供給電力を充電器45により蓄電装置10の充電電力に変換するときの充電器45の電力変換効率を示す。また、変換効率B(%)は、蓄電装置10から充電器45を介してコンセント60へ電力を供給するときの充電器45の電力変換効率を示す。
上記の実施の形態1では、電力コストC1,C2(円/kWh)の比較結果に基づいて第1の給電経路と第2の給電経路とを切替えるものとしたが、この実施の形態2では、CO2排出原単位(kg-CO2/kWh)に基づいて給電経路が切替えられる。
切替制御部240Aは、CO2排出原単位算出部230Aにより算出されたCO2排出原単位U1,U2、上記接続信号および蓄電装置10のSOCに基づいて、後述の方法により、第1および第2の給電経路を切替えるためのリレー信号を生成し、その生成したリレー信号を切替リレー50,55へ出力する。
Claims (15)
- 車両に設けられるコンセント(60)への給電装置であって、
車両外部の外部電源(85)から供給される供給電力を受ける受電部(40)と、
再充電可能な蓄電装置(10)と、
前記受電部と前記蓄電装置との間に設けられ、前記供給電力を前記蓄電装置の充電電力に変換して前記蓄電装置を充電するように構成された充電器(45)と、
前記受電部から前記コンセントへ電力を供給するための第1の給電経路と、前記蓄電装置から前記コンセントへ電力を供給するための第2の給電経路とを切替えるように構成された切替回路(50,55)と、
予め定められた指標について、前記第1の給電経路を介して前記コンセントへ給電するときの前記指標の値を示す第1の評価値と、前記第2の給電経路を介して前記コンセントへ給電するときの前記指標の値を示す第2の評価値との比較結果に基づいて、前記切替回路を制御することによって前記第1の給電経路と前記第2の給電経路とを切替える制御装置(65,65A)とを備える給電装置。 - 前記指標は、電力コストである、請求の範囲第1項に記載の給電装置。
- 前記制御装置(65)は、前記第1および第2の給電経路のうち前記電力コストが低い方の経路を選択するように前記切替回路を制御する、請求の範囲第2項に記載の給電装置。
- 前記指標は、二酸化炭素排出原単位である、請求の範囲第1項に記載の給電装置。
- 前記制御装置(65A)は、前記第1および第2の給電経路のうち前記二酸化炭素排出原単位が小さい方の経路を選択するように前記切替回路を制御する、請求の範囲第4項に記載の給電装置。
- 前記制御装置は、前記蓄電装置の残存容量が予め定められたしきい値よりも少ないとき、前記第1の給電経路を選択するように前記切替回路を制御する、請求の範囲第1項から第5項のいずれかに記載の給電装置。
- 前記切替回路は、前記受電部と前記充電器との間に設けられ、
前記コンセントは、前記切替回路に接続され、
前記充電器は、双方向に電力変換可能に構成され、
前記第2の給電経路は、前記充電器を含む、請求の範囲第1項から第5項のいずれかに記載の給電装置。 - 前記制御装置は、前記充電器の電力変換効率を考慮して前記第2の評価値を算出する、請求の範囲第7項に記載の給電装置。
- 前記第1の給電経路および前記第2の給電経路のどちらが選択されているかを利用者に表示するための表示部(70)をさらに備える、請求の範囲第1項から第5項のいずれかに記載の給電装置。
- 請求の範囲第1項から第5項のいずれかに記載の給電装置と、
前記給電装置から電力を受けるコンセント(60)とを備える車両。 - 車両に設けられるコンセント(60)への給電方法であって、
前記車両は、
車両外部の外部電源(85)から供給される供給電力を受ける受電部(40)と、
再充電可能な蓄電装置(10)と、
前記受電部と前記蓄電装置との間に設けられ、前記供給電力を前記蓄電装置の充電電力に変換して前記蓄電装置を充電するように構成された充電器(45)と、
前記受電部から前記コンセントへ電力を供給するための第1の給電経路と、前記蓄電装置から前記コンセントへ電力を供給するための第2の給電経路とを切替えるように構成された切替回路(50,55)とを備え、
前記給電方法は、
予め定められた指標について、前記第1の給電経路を介して前記コンセントへ給電するときの前記指標の値を示す第1の評価値を算出するステップと、
前記第2の給電経路を介して前記コンセントへ給電するときの前記指標の値を示す第2の評価値を算出するステップと、
前記第1の評価値と前記第2の評価値との比較結果に基づいて、前記切替回路を制御することによって前記第1の給電経路と前記第2の給電経路とを切替えるステップとを含む、給電方法。 - 前記指標は、電力コストである、請求の範囲第11項に記載の給電方法。
- 前記指標は、二酸化炭素排出原単位である、請求の範囲第11項に記載の給電方法。
- 前記切替回路は、前記受電部と前記充電器との間に設けられ、
前記コンセントは、前記切替回路に接続され、
前記充電器は、双方向に電力変換可能に構成され、
前記第2の給電経路は、前記充電器を含み、
前記第2の評価値を算出するステップは、前記充電器の電力変換効率を考慮して前記第2の評価値を算出するステップを含む、請求の範囲第11項から第13項のいずれかに記載の給電方法。 - 前記第1の給電経路および前記第2の給電経路のどちらが選択されているかを利用者に表示するステップをさらに含む、請求の範囲第11項から第13項のいずれかに記載の給電方法。
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CN201080069773.5A CN103180162B (zh) | 2010-10-26 | 2010-10-26 | 供电装置和具备该供电装置的车辆以及供电方法 |
JP2012540560A JP5454700B2 (ja) | 2010-10-26 | 2010-10-26 | 給電装置およびそれを備える車両ならびに給電方法 |
PCT/JP2010/068970 WO2012056516A1 (ja) | 2010-10-26 | 2010-10-26 | 給電装置およびそれを備える車両ならびに給電方法 |
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JP5454700B2 (ja) | 2014-03-26 |
EP2634034A1 (en) | 2013-09-04 |
CN103180162B (zh) | 2015-02-11 |
US8928280B2 (en) | 2015-01-06 |
US20130207607A1 (en) | 2013-08-15 |
EP2634034A4 (en) | 2015-07-29 |
CN103180162A (zh) | 2013-06-26 |
JPWO2012056516A1 (ja) | 2014-02-24 |
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