JP2013240242A - 電力監視システムおよび電動車両 - Google Patents
電力監視システムおよび電動車両 Download PDFInfo
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- JP2013240242A JP2013240242A JP2012113217A JP2012113217A JP2013240242A JP 2013240242 A JP2013240242 A JP 2013240242A JP 2012113217 A JP2012113217 A JP 2012113217A JP 2012113217 A JP2012113217 A JP 2012113217A JP 2013240242 A JP2013240242 A JP 2013240242A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
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- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
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- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
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Abstract
【解決手段】電動車両2の蓄電池26の電力状態を監視する車内システム20と、車外装置1に搭載され、電動車両2への電力の供給を監視する車外システム10とで構成され、電動車両2、車外装置1との間で交流電力を授受する第1の給電口21と、車外装置1との間で直流電力を授受する第2の給電口51とを有し、車内システム10は、第1の給電口21を介して車外装置1から供給される第1の給電電力量を計測する第1の給電口電力計測手段22と、第2の給電口51を介して車外装置1から供給される第2の給電電力量を計測する第2の給電口電力計測手段52と、車外装置1との間で通信を行う車両側通信手段28と、蓄電池26に充電される充電電力量を計測する蓄電池電力計測手段27と、監視部23とを備えている。
【選択図】図1
Description
<システム構成>
図1は、本発明に係る実施の形態1の電動車両の電力監視システムの構成を示すブロック図である。本実施形態による電動車両の電力監視システムは、車外装置1に搭載される車外システム10と電動車両2に搭載される車内システム20とで構成されている。
次に、本発明に係る電力監視システムの動作について、図1を参照しつつ、図2および図3に示すフローチャートを用いて説明する。
以上説明したように、実施の形態1の電動車両の電力監視システムにおいては、AC給電口電流積算計(またはAC給電口電力計)22により検出された給電電力量と、蓄電池電流積算計(または蓄電池電力計)27により検出された充電電力量との差から、車内負荷源29で消費された消費電力量を正確に算出することができる。
図4は、本発明に係る実施の形態2の電動車両の電力監視システムの構成を示すブロック図である。本実施形態による電動車両の電力監視システムは、車外装置1に搭載される車外システム10と電動車両2に搭載される車内システム20Aとで構成されている。なお、図1に示した実施の形態1の電力監視システムと同一の構成については同一の符号を付し、重複する説明は省略する。
Claims (7)
- 駆動用蓄電池に充電された電力を駆動源とする電動車両に搭載され、前記駆動用蓄電池の電力状態を監視する車内システムと、
前記電動車両に電力を供給する車外装置に搭載され、前記電動車両への電力の供給を監視する車外システムとで構成される電力監視システムであって、
前記電動車両は、前記車外装置との間で交流電力を授受する第1の給電口と、前記車外装置との間で直流電力を授受する第2の給電口と、を有し、
前記車内システムは、
前記第1の給電口を介して前記車外装置から供給される第1の給電電力量を計測する第1の給電口電力計測手段と、
前記第2の給電口を介して前記車外装置から供給される第2の給電電力量を計測する第2の給電口電力計測手段と、
前記車外装置との間で通信を行う車両側通信手段と、
前記駆動用蓄電池に充電される充電電力量を計測する蓄電池電力計測手段と、
前記第1および第2の給電口電力計測手段、前記通信手段、前記蓄電池電力計測手段を制御する監視部と、を備え、
前記車外装置は、前記電動車両との間で交流電力および直流電力を授受する給電口を有し、
前記車外システムは、
前記給電口に接続され、前記電動車両に供給する供給電力量を計測する給電口電力計測手段と、
前記電動車両との間で通信を行う車外装置側通信手段と、
前記給電口電力計測手段および前記車両側通信手段を制御する制御部と、を備え、
前記制御部は、
前記給電口電力計測手段で計測した供給電力量を、情報として前記車外装置側通信手段から前記車両側通信手段を介して前記監視部に送信し、
前記監視部は、
前記第1または第2の給電電力量と、前記車外システムから情報として送信された前記供給電力量とに基づいて、前記電動車両と前記車外装置との間での電力授受を監視すると共に、前記第1または第2の給電電力量と、前記充電電力量とに基づいて、前記電動車両内での電力消費を監視することを特徴とする電力監視システム。 - 前記車内システムの前記監視部は、
前記第1または第2の給電電力量と、前記供給電力量との差または両者の比率に基づいて、前記電動車両の前記第1または第2の給電口と前記車外装置の前記給電口との間の異常の有無を判断し、
前記第1または第2の給電電力量と、前記充電電力量との差または両者の比率に基づいて、前記電動車両内での異常の有無を判断する、請求項1記載の電力監視システム。 - 前記車内システムの前記監視部は、
前記充電電力量を、情報として前記車両側通信手段から前記車外装置側通信手段を介して前記車外システムの前記制御部に送信し、
前記制御部は、
前記供給電力量と、前記車内システムから送信された前記充電電力量との差または両者の比率に基づいて、前記電動車両への給電の異常の有無を判断する、請求項1記載の電力監視システム。 - 前記車内システムは、
前記電動車両内の電力変動要素である車内負荷源の動作状況を常時監視し、前記車内負荷源の動作時の定格電力合計値を前記監視部に通知する車内電力変動要素監視部をさらに備え、
前記監視部は、
前記第1または第2の給電電力量と、前記供給電力量との差で規定される消費電力量と、前記定格電力合計値とを比較し、前記消費電力量が前記定格電力合計値を超えるか否かで、前記電動車両内での異常の有無を判断する、請求項1記載の電力監視システム。 - 前記車内システムの前記監視部は、
前記電動車両と前記車外装置との間での電力授受の監視および、前記電動車両内での電力消費の監視において異常を検出した場合は、前記車両側通信手段を介して前記車外装置に異常の検出を通知する、請求項1記載の電力監視システム。 - 前記車内システムの前記監視部は、
前記電動車両と前記車外装置との間での電力授受の監視および、前記電動車両内での電力消費の監視において異常を検出した場合は、前記駆動用蓄電池に接続される電力線に介挿された遮断手段を制御して、前記電力線を開放して強制的に電力を遮断する、請求項1記載の電力監視システム。 - 駆動用蓄電池に充電された電力を駆動源とする電動車両であって、
前記電動車両は、
前記駆動用蓄電池の電力状態を監視する車内システムと、
電力を供給する車外装置との間で交流電力を授受する第1の給電口と、前記車外装置との間で直流電力を授受する第2の給電口と、を有し、
前記車内システムは、
前記第1の給電口を介して前記車外装置から供給される第1の給電電力量を計測する第1の給電口電力計測手段と、
前記第2の給電口を介して前記車外装置から供給される第2の給電電力量を計測する第2の給電口電力計測手段と、
前記車外装置との間で通信を行う車両側通信手段と、
前記駆動用蓄電池に充電される充電電力量を計測する蓄電池電力計測手段と、
前記第1および第2の給電口電力計測手段、前記車両側通信手段、前記蓄電池電力計測手段を制御する監視部と、を備え、
前記監視部は、
前記第1または第2の給電電力量と、前記車両側通信手段を介して前記車外装置から情報として送信された供給電力量とに基づいて、前記電動車両と前記車外装置との間での電力授受を監視すると共に、前記第1または第2の給電電力量と、前記充電電力量とに基づいて、前記電動車両内での電力消費を監視することを特徴とする電動車両。
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