The invention discloses a rail transit permanent magnet traction system based on safety guidance. The rail transit permanent magnet traction system comprises a permanent magnet auxiliary traction motor M, an isolation contactor B, a three-phase inverter, a chopper module and a direct current support capacitor C; the system comprises a controller, and the controller comprises a current distribution module, a current control module, a coordinate transformation module and a PWM modulation module; the permanent magnet auxiliary traction motor M is provided with a position sensor; the position sensor outputs rotor information to the controller; the position sensor outputs rotor information to the controller; the controller collects capacitor voltage on the direct-current side of the traction inverter and output current of the inverter, inverter control pulses are obtained through operation, and permanent magnet auxiliary motor control is achieved. The system is reasonable in design and has good practical application value.

    本发明公开了一种基于安全导向的轨道交通永磁牵引系统,包括永磁辅助牵引电机M,隔离接触器B,三相逆变器,斩波模块及直流支撑电容C;包括控制器,所述控制器包括电流分配模块、电流控制模块、坐标变换模块以及PWM调制模块;所述永磁辅助牵引电机M安装位置传感器;所述位置传感器输出转子信息至控制器;所述位置传感器输出转子信息至控制器;控制器从采集牵引逆变器直流侧电容电压、逆变器输出电流,经过运算得到逆变器控制脉冲,实现永磁辅助电机控制。本发明设计合理,具有很好的实际应用价值。


    Access

    Download


    Export, share and cite



    Title :

    Rail transit permanent magnet traction system based on safety guidance


    Additional title:

    一种基于安全导向的轨道交通永磁牵引系统


    Contributors:
    ZHANG CAIXIA (author) / HOU XIAOJUN (author) / GAO CHUANG (author) / LU JIAN (author) / SHANG QIANBO (author)

    Publication date :

    2021-04-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B61C Lokomotiven , LOCOMOTIVES



    RAIL TRANSIT TRACTION SYSTEM BASED ON FLUX-SWITCHING PERMANENT MAGNET LINEAR MOTOR

    CAO RUIWU / LU MINGHANG / SU ENCHAO et al. | European Patent Office | 2020

    Free access

    Energy Saving Analysis for Permanent Magnet Traction System in Urban Rail Transit

    Gengyu, Li / Yan, Li / Shifeng, Wang et al. | Springer Verlag | 2023


    Permanent magnet maglev rail transit system

    FAN KUANGANG / WANG YONGCHAO / YANG BIN et al. | European Patent Office | 2022

    Free access

    Active permanent magnet braking system for rail transit

    ZONG ZE | European Patent Office | 2020

    Free access

    Permanent magnet maglev rail transit reservation vehicle system

    ZENG LU / CHEN JUNJIE / LI ZINUO et al. | European Patent Office | 2022

    Free access