The present invention relates to a charging method for an electric freight vehicle, including the steps of: (a) receiving CP voltage from electric vehicle supply equipment (EVSE) in an on-board charging unit; (b) calculating an average value by sampling the CP voltage in a battery control unit; (c) determining whether a main battery is charged using the average value; (d) charging the main battery when it is determined that charging is necessary in the step (c).
본 발명은 전기 화물차의 충전 방법에 관한 것으로, a) 온보드 충전부에서 EVSE(Electric Vehicle Supply Equipment)로부터 CP 전압을 입력받는 단계와, b) 배터리 제어부에서 상기 CP 전압을 샘플링하여 평균값을 산출하는 단계와, c) 상기 평균값을 이용하여 주배터리의 충전여부를 판단하는 단계와, d) 상기 c) 단계에서 충전이 필요하다고 판단된 경우, 주배터리를 충전하는 단계를 포함한다.
Charging method for an electric truck
전기 화물차의 충전 방법
2020-12-28
Patent
Electronic Resource
Korean
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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