The purpose of the present invention is to provide a charging system for electric construction machinery which can increase charging efficiency during slow charging. A charging system for electric construction machinery according to various embodiments of the present invention comprises: a battery; a first charging port and a second charging port each receiving power from an external power source; a first OBC connected to the first charging port; a second OBC disposed in parallel with the first OBC and connected to the second charging port; and a control unit receiving charging signals input from the first OBC and the second OBC, respectively, and controlling charging of the battery according to each received charging signal.

    본 발명의 다양한 실시예에 따른 전기건설기계 충전 시스템은, 배터리; 외부 전원으로부터 각각 전력을 공급받는 제1 충전포트 및 제2 충전포트; 상기 제1 충전포트와 연결되는 제1 OBC; 상기 제1 OBC와 병렬로 배치되고 상기 제2 충전포트와 연결되는 제2 OBC; 및 상기 제1 OBC 및 상기 제2 OBC 로부터 입력되는 충전 신호를 각각 수신하고, 수신되는 각각의 충전 신호에 따라 상기 배터리의 충전을 제어하는 제어부를 포함할 수 있다.


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    Title :

    CHARGING CONTROL APPARATUS FOR ELECTRIC CONSTRUCTION MACHINERY


    Additional title:

    전기건설기계 충전 제어장치


    Contributors:

    Publication date :

    2023-07-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / E02F Baggern , DREDGING




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