The present invention relates to a battery overcharge prevention apparatus for an eco-friendly vehicle which can prevent overcharge even when a battery management system is failed. The battery overcharge prevention apparatus comprises: a detector detecting battery overcharge by monitoring a cell voltage of a battery; and a signal processor controlling a high voltage relay in accordance with an output signal output from the detector to shut off charging of the battery by using regenerative power generated when the vehicle is braked.
본 발명은 환경차량용 배터리 과충전 방지장치에 관한 것으로, 배터리의 셀 전압을 모니터링하여 배터리 과충전을 검출하는 검출기 및 상기 검출기로부터 출력되는 출력신호에 따라 고전압 릴레이를 제어하여 차량 제동 시 발생하는 회생전력을 이용한 배터리 충전을 차단하는 신호처리기를 포함한다.
APPARATUS FOR PREVENTING OVERCHARGE OF BATTERY IN ECO-VEHICLE
환경차량용 배터리 과충전 방지장치
2018-01-15
Patent
Electronic Resource
Korean
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / 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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