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根据交交和交直交轧机传动的各自特点,提供了一种基于三电平交直交电路的气隙磁场定向电励磁同步电机矢量控制解决方案,它包括一种能在全速范围内观测电机磁链的混合模型观测方法、励磁系统的主电路拓扑和控制以及三电平空间矢量脉宽调制算法。仿真和实验结果验证了该控制方案具备良好的动态和稳态性能。
According to the characteristics of AC and DC transmission, a vector control solution based on three-level AC / DC circuit for air-gap field-oriented electric excitation synchronous motor is provided, which includes a method of observing motor flux linkage at full speed Hybrid model observation method, the excitation system of the main circuit topology and control and three-level space vector pulse width modulation algorithm. Simulation and experimental results show that the control scheme has good dynamic and steady state performance.