The present invention aims to provide a system and a method for charging a supplementary battery of a vehicle which stably charges a supplementary battery to prevent battery discharge by using the power of a high voltage battery mounted on a vehicle. In the system for charging a supplementary battery, the present invention includes a converter which supplies power to load and a secondary battery by using the power of the high voltage battery and a relay which is able to block the power applied to the supplementary battery. The relay is controlled to be on/off according to the state of the supplementary battery.
본 발명은 차량에 탑재된 고전압 배터리의 전원을 이용하여 보조배터리를 안정적으로 충전하여 배터리 방전을 방지하는 자동차의 보조배터리 충전 시스템 및 방법을 제공하는데 그 목적이 있다. 이에 본 발명은, 자동차의 보조배터리 충전 시스템에 있어서, 고전압 배터리의 전원을 이용하여 부하 및 보조배터리에 전원을 공급하는 컨버터와 상기 보조배터리로 인가되는 전원을 차단할 수 있는 릴레이를 포함하고, 상기 릴레이는 상기 보조배터리의 상태에 따라 온/오프 제어되는 것을 특징으로 하는 자동차의 보조배터리 충전 시스템을 제공한다.
SYSTEM AND METHOD FOR CHARGING SUPPLEMENTARY BATTERY OF VEHICLE
자동차의 보조배터리 충전 시스템 및 방법
2015-07-08
Patent
Electronic Resource
Korean
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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