전기차 배터리를 재사용한 에너지저장장치가 개시된다. 상기 전기차 배터리를 재사용한 에너지저장장치는, 적어도 하나의 배터리팩 또는 적어도 하나의 배터리모듈을 포함하는 복수의 배터리랙들, 상기 배터리랙들 각각과 연결되고, 상기 배터리팩 또는 상기 배터리모듈을 충방전을 제어하도록 전력을 변환하여 상기 배터리랙 각각으로 전달하는 복수의 전력변환시스템들(PCS, Power Conditioning System) 및 상기 복수의 전력변환시스템들을 제어하는 전력관리시스템(PMS, Power Management System)을 구비하고, 상기 배터리랙들 및 상기 배터리랙과 연결된 전력변환시스템들은 상기 전력관리시스템과 병렬로 연결되며, 상기 전력관리시스템은 상기 배터리랙들 각각의 상태정보를 이용하여 상기 전력변환시스템 각각의 운전시간 또는 운전전력을 개별적으로 설정할 수 있다.

    Disclosed is an energy storage device reusing a battery of an electric vehicle. The energy storage device can maximize efficiency and stability. The energy storage device using the battery of the electric vehicle includes: multiple battery racks including at least one battery pack or at least one battery module; multiple power conditioning systems (PCS) connected to each battery rack, and transmitting converted electric power to each battery rack by converting the electric power to control charge and discharge of the battery module or the battery pack; and a power management system (PMS) controlling the multiple PCSs. The battery racks and the PCSs connected to the battery racks are connected to the power management system in a row. The power management system can individually set a driving time or driving power of each PCS by using state information on each battery rack.


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    Title :

    Energy storage system reusing electric-vehicle battery


    Additional title:

    전기차 배터리를 재사용한 에너지저장장치


    Publication date :

    2024-08-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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