이차 전지와 급속 충방전 축전 디바이스를 구비하는 축전 시스템에 있어서, 이차 전지의 파워 밀도가 7000W/kg 미만, 급속 충방전 축전 디바이스의 파워 밀도가 7000W/kg 이상인 것을 특징으로 한다. 또한, 급속 충방전 축전 디바이스의 파워 밀도가 9000W/kg 이상인 것이 바람직하다. 또한, 이차 전지의 에너지 밀도가 30Wh/kg 이상인 것이 바람직하다.
An electricity storage system which is equipped with a secondary battery and a high-rate charge/discharge electricity storage device, and which is characterized in that the secondary battery has a power density of less than 7,000 W/kg and the high-rate charge/discharge electricity storage device has a power density of 7,000 W/kg or more. It is preferable that the high-rate charge/discharge electricity storage device has a power density of 9,000 W/kg or more. It is also preferable that the secondary battery has an energy density of 30 Wh/kg.
ELECTRICITY STORAGE SYSTEM VEHICLE AND MACHINERY EQUIPMENT
축전 시스템, 차량, 및 기계 설비
2021-05-03
Patent
Electronic Resource
Korean
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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