矩阵变换器实现感应电机矢量控制系统方法

Research on Methods for Matrix Converter to Achieve Vector Control on Induction Motor

论述了空间矢量调制矩阵变换器的基本原理,给出了矩阵变换器-异步电动机调速系统组合控制模型,分析了空间矢量调制策略,并且在Matlab/Simulink平台上,针对矩阵变换器-异步电机矢量控制系统的电机起动运行进行了仿真。仿真结果表明:该策略方法具有良好的起动调速性能,具有很大的应用前景;验证了矩阵变换器空间矢量调制策略的可行性和正确性。

The basic principle of matrix converter based on space vector modulation is discussed and the model of the speed control system on matrix converter-induction motor is presented. The space vector modulation scheme of matrix converter is analyzed. Simulation for the system of vector control on starting - up process for matrix converter - induction motor is done. Simulation results demonstrate the correctness and availability of the space vector modulation scheme of matrix converter, and show that its strategy method has good start- up speed regulating performance and great prospect of application.