The invention discloses a wheel cylinder hydraulic pressure estimation method of an electronic hydraulic braking system, a storage medium and a vehicle, the electronic hydraulic braking system comprises a main wheel cylinder, an oil storage pot and a plurality of branch wheel cylinders, a pressure increasing valve is connected between each branch wheel cylinder and the main wheel cylinder, and a pressure release valve is connected between each branch wheel cylinder and the oil storage pot; the method comprises the steps that the first flow of each pressure increasing valve and the second flow of each pressure releasing valve are determined; according to the first flow, the second flow and the initial hydraulic volume of the wheel cylinder, the total hydraulic volume is obtained; and according to the hydraulic total volume and a pre-constructed pressure-volume corresponding relation, the hydraulic pressure of the wheel cylinder is obtained. According to the method, the hydraulic pressure of the wheel cylinder can be accurately obtained.

    本发明公开了一种电子液压制动系统的轮缸液压估算方法、存储介质、车辆,其中,电子液压制动系统包括主轮缸、储油壶和多个支轮缸,每个支轮缸与主轮缸之间连接有增压阀,每个支轮缸与储油壶之间连接有泄压阀,方法包括:确定各增压阀的第一流量和各泄压阀的第二流量;根据第一流量、第二流量和轮缸液压初始体积,得到液压总体积;根据液压总体积和预先构建的压力‑体积对应关系,得到轮缸液压压力。该方法,可以精确地获取轮缸液压压力。


    Access

    Download


    Export, share and cite



    Title :

    Wheel cylinder hydraulic pressure estimation method of electronic hydraulic brake system, storage medium and vehicle


    Additional title:

    电子液压制动系统的轮缸液压估算方法、存储介质、车辆


    Contributors:
    LING HEPING (author) / WU BAOLIANG (author) / WANG NING (author) / LI GUIZHONG (author) / FU LUO (author)

    Publication date :

    2023-10-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



    Wheel cylinder hydraulic pressure control method based on mechanical electronic hydraulic brake system

    XIONG LU / XU SONGYUN / LIU TIANYANG et al. | European Patent Office | 2015

    Free access

    Brake system pressure buildup unit and wheel cylinder hydraulic pressure control method

    YU ZHUOPING / LIU TIANYANG / HUANG JIE et al. | European Patent Office | 2015

    Free access

    Active Brake Wheel Cylinder Pressure Control Based On Integrated Electro-Hydraulic Brake System

    Jiang, Hongwei / Wu, Jian / Zhang, Jian et al. | SAE Technical Papers | 2022



    Active Brake Wheel Cylinder Pressure Control Based On Integrated Electro-Hydraulic Brake System

    Zhang, Jian / Li, Linrun / Jiang, Hongwei et al. | British Library Conference Proceedings | 2022