The invention discloses a vehicle controller and a noise reduction method of a differential gear. A vehicle controller according to a preferred embodiment of the present invention is a noise reduction controller for a differential gear of a vehicle, the differential gear including: a ring gear engaged with a motor reducer; the differential gear box is connected to the gear ring; a differential assembly having a differential gear provided inside the differential gear box; and a disconnector connected to at least one of the differential gears, in which the vehicle includes: an RPM measurement unit that measures the speed of one wheel when the vehicle is driven by two wheels; a speed calculation unit that calculates the speed of the ring gear in consideration of the speed of the one-side wheel; and a driving part which controls the motor reducer to drive the ring gear according to the speed of the ring gear.

    本发明公开了车辆控制器以及差动齿轮的降噪方法。根据本发明的优选实施例的车辆控制器是车辆的差动齿轮的降噪控制器,所述差动齿轮,包括:齿圈,其啮合于马达减速器;差动齿轮箱,其连接于所述齿圈;差动组件,其具备设置在所述差动齿轮箱的内部的差动齿轮;以及断接器,连接于所述差动齿轮中的至少一个齿轮,其中,包括:RPM测量部,在车辆进行两轮驱动时,测量一侧车轮的速度;速度计算部,考虑所述一侧车轮的速度,计算所述齿圈的速度;以及驱动部,根据所述齿圈的速度控制所述马达减速器以驱动所述齿圈。


    Access

    Download


    Export, share and cite



    Title :

    Vehicle controller and noise reduction method for differential gear


    Additional title:

    车辆控制器以及差动齿轮的降噪方法


    Contributors:
    KIM YOUNG KYU (author) / KIM YEON-HO (author) / AHN JONG-BAE (author)

    Publication date :

    2023-03-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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 / F16H Getriebe , GEARING



    Vehicle controller and noise reducing method of differential gear

    KIM YOUNGKYU / KIM YEONHO / AHN JONG BAE | European Patent Office | 2025

    Free access

    VEHICLE CONTROLLER AND NOISE REDUCING METHOD OF DIFFERENTIAL GEAR

    AHN JONG BAE / KIM YOUNG KYU / KIM YEON HO | European Patent Office | 2023

    Free access

    REDUCTION DIFFERENTIAL GEAR APPARATUS FOR ELECTRIC VEHICLE

    FUKAMI RINO / ABE KATSUFUMI | European Patent Office | 2017

    Free access

    Steering gear noise reduction part, steering gear assembly and vehicle

    SUN XINGYU | European Patent Office | 2024

    Free access