The invention provides an isolating switch controller, an automobile power supply network management system with the isolating switch controller and a method, and the isolating switch controller comprises an MCU (Microprogrammed Control Unit), a conduction circuit, an operational amplifier, a driving chip, a power supply circuit and two groups of voltage sampling circuits; the conduction circuit comprises two metal-oxide-semiconductor field effect transistors and a current detection resistor. the two metal-oxide-semiconductor field effect transistors are respectively connected with a main power supply circuit and an auxiliary power supply circuit, the two metal-oxide-semiconductor field effect transistors are connected in series with the current detection resistor, one end of the driving chip is electrically connected with the MCU, the other end of the driving chip is electrically connected with the metal-oxide-semiconductor field effect transistors. According to the isolating switch controller, the automobile power supply network management system with the disconnecting switch controller and the automobile power supply network management method provided by the invention, the fault diagnosis of the power supply network is realized by detecting the voltage and current values of the nodes of the power supply network, and the isolating switch is disconnected after the fault occurs; therefore, the automatic driving part and the safety part of the automobile can still complete the functions according to the set design requirements.

    本发明提出了隔离开关控制器、具有其的汽车电源网络管理系统及方法,包括MCU、导通电路、运算放大器、驱动芯片、供电电路与两组电压采样电路,所述导通电路包括两个金氧半场效晶体管与检流电阻,两个所述金氧半场效晶体管分别与主供电电路与辅助供电电路相连接,两个所述金氧半场效晶体管与所述检流电阻相串联,所述驱动芯片的一端与所述MCU电连接,所述驱动芯片的另一端与所述金氧半场效晶体管电连接,本发明提出的隔离开关控制器、具有其的汽车电源网络管理系统及方法,通过检测电源网络节点的电压和电流值,实现对电源网络故障的诊断,并在故障发生后断开隔离开关,使得自动驾驶部件、汽车的安全部件仍能按照既定的设计要求完成其功能。


    Access

    Download


    Export, share and cite



    Title :

    Isolation switch controller, automobile power supply network management system with isolation switch controller, and method


    Additional title:

    隔离开关控制器、具有其的汽车电源网络管理系统及方法


    Contributors:
    ZHENG JIAWEI (author) / LIU HAIXIANG (author) / LEI YUAN (author) / GE YING (author) / CHEN ZHIQING (author)

    Publication date :

    2022-01-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



    Isolation controller applied to automobile power supply network and control method

    ZHENG JIAWEI / LEI YUAN / LIU HAIXIANG et al. | European Patent Office | 2022

    Free access

    New energy automobile power battery switch controller

    WU JIE / XIAO DEJUN | European Patent Office | 2022

    Free access

    SWITCH CONTROLLER, SWITCH CONTROL METHOD, AND ON-VEHICLE POWER SUPPLY SYSTEM

    TAKAHASHI ATSUSHI | European Patent Office | 2022

    Free access

    SAFETY SWITCH CONTROLLER, POWER SUPPLY SYSTEM AND METHOD

    TARHAN CENGIZ / ÖZVURAL GÖRKEM / USLU MUTLU | European Patent Office | 2022

    Free access

    Switch controller

    ZHU JIANGYE | European Patent Office | 2021

    Free access