高速磁浮列车长定子直线同步电机参数计算

arameter Calculation of Long-Stator Linear Synchronous Motor of High-Speed Maglev Train

高速磁浮列车牵引系统的核心部件是长定子直线同步电机。针对于TR08型高速磁浮列车长定子直线同步电机参数进行了理论计算,推导出电枢反应电抗、定子漏抗、定子电阻及电励磁电动势的解析表达式。建立基于长定子直线电机和线路参数的精确阻感等效电路模型。通过磁浮试验线长定子直线同步电机参数测试验证所提计算方法的正确性。为长定子直线同步牵引电机的控制和稳态性能分析奠定基础。

The core part of traction system of high-speed maglev train is the long-stator linear synchronous motor.Through theoretical calculation on the motor parameters of TR08 high-speed maglev train,the analytical expressions of armature reaction reactance,stator leakage reactance,stator resistance and electric excitation EMF are derived,and an accurate resistance-inductance equivalent circuit model based on long-stator linear motor and circuit parameters is established.The correctness of the proposed calculation method is verified by the parameter test of the motor of maglev test line.It lays the foundation for the control and steady-state performance analysis of long-stator linear synchronous traction motors.