The present invention relates to an automatic transmission system for an electric vehicle. The automatic transmission system comprises: a transmitter; a first motor connected to the transmitter through a high gear having a constant gear ratio to provide driving force; a second motor connected to the transmitter and connected to a low gear having a gear ratio larger than the high gear by a predetermined value to provide driving force; a sensor mounted on a drive wheel of an electric vehicle for generating a signal on rotation; and a control unit sensing driving state of the electric vehicle to determine a transmission time and then selectively controlling the first motor or the second motor to perform transmission. Therefore, the automatic transmission system can efficiently improve fuel efficiency.

    본 발명은 전기자동차 자동변속시스템에 관한 것으로, 변속기와, 상기 변속기에 일정한 기어비를 갖는 고속기어를 통해 연결되어 구동력을 제공하는 제1 모터와, 상기 변속기에 연결되되 상기 고속기어보다 기설정 값만큼 더 큰 기어비를 갖는 저속기어로 연결되어 구동력을 제공하는 제2 모터와, 상기 전기자동차의 구동휠에 장착되어 회전에 대한 신호를 생성하는 센서 및 상기 전기자동차의 주행상태를 감지하여 변속시점을 판단한 후 상기 제1 모터 또는 제2 모터를 선택 제어함으로써 변속이 이루어지도록 하는 제어부를 포함하는 것을 특징으로 하는 전기자동차 자동변속시스템을 제공한다.


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    Titel :

    AUTOMATIC TRANSMISSION SYSTEM FOR ELECTRIC VEHICLE


    Weitere Titelangaben:

    전기자동차 자동변속시스템


    Beteiligte:
    YOON YOUNG HAN (Autor:in) / KIM JEONG EON (Autor:in) / SONG SOO YOUNG (Autor:in) / HAN HYEON JIN (Autor:in) / LEE CHUNG HYEON (Autor:in) / LIM KYOUNG PIL (Autor:in) / LIM SEONG GIL (Autor:in) / JANG IL MIN (Autor:in) / KWON JI WOO (Autor:in) / PARK JAE WOO (Autor:in)

    Erscheinungsdatum :

    10.08.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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