Power Management System of Charging Station
The present invention relates to a power management system for a charging station, which comprises: a renewable energy generator (100) for supplying power generated from renewable energy to a charging station (400); an energy storage device (200) connected to the charging station (400) to supply sto...
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Format: | Patent |
Sprache: | eng ; kor |
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Zusammenfassung: | The present invention relates to a power management system for a charging station, which comprises: a renewable energy generator (100) for supplying power generated from renewable energy to a charging station (400); an energy storage device (200) connected to the charging station (400) to supply stored power and receiving the power generated by the renewable energy generator or power of a grid power supplier (300) and to store the power; a grid power supplier (300) for supplying power of a power exchange to the charging station (400) and receiving the power generated by the renewable energy generator from the charging station (400); a charging station (400) for receiving charging power from the renewable energy generator (100), the energy storage device (200), and the grid power supplier (300) to use the charging power as a charging load and supplying surplus power of the renewable energy generator (100) to the energy storage device (200) or the grid power supplier (300); and a charging management center (500) for receiving real-time charging load from the charging station (400) and electrical energy introduced for each device (100, 200, 300) to cause power of the renewable energy generator (100), the energy storage device (200), and the grid power supplier (300) to be supplied sequentially according to a charging load and cause the surplus power to be supplied to the energy storage device (200) or the grid power supplier (300) when the power of the renewable energy generator (100), which is introduced to the charging station (400), exceeds the charging load.
본 발명은 신재생에너지에서 생산된 전력을 충전스테이션(400)으로 공급하는 신재생에너지 발전장치(100)와; 충전스테이션(400)에 연결되어 저장된 전력을 공급하고, 재생에너지 발전장치에서 생산된 전력 또는 계통전원 공급장치(300)의 전력을 제공받아 저장하는 에너지 저장장치(200)와; 전력거래소의 전력을 충전스테이션(400)로 공급하고, 충전스테이션(400)로부터 재생에너지 발전장치에서 생산된 전력을 제공받는 계통전원 공급장치(300)와; 신재생에너지 발전장치(100), 에너지 저장장치(200), 계통전원 공급장치(300)로부터 충전전력을 제공받아 충전부하로 사용하며 신재생에너지 발전장치(100)의 잉여 전력을 에너지 저장장치(200) 또는 계통전원 공급장치(300)로 공급하는 충전스테이션(400)와; 충전스테이션(400)으로부터 실시간 충전부하, 장치(100,200,300)별로 유입되는 전력량을 제공받아 충전부하에 따라 신재생에너지 발전장치(100), 에너지 저장장치(200), 계통전원 공급장치(300)의 전력이 순차적으로 공급되도록 제어하고, 충전스테이션(400)로 유입되는 신재생에너지 발전장치(100)의 전력이 충전부하 이상이면 잉여전력을 에너지 저장장치(200) 또는 계통전원 공급장치(300)로 공급되도록 제어하는 충전관리센터(500)를 포함한다. |
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