基于三点式转矩调节的交流电机直接转矩控制系统仿真研究

Research on Simulation of Direct Torque Control System of AC Motor Based on Three-Value Torque Regulating

文章运用MATLAB这一高性能仿真软件构建了一个交流电机直接转矩控制系统,采用三点式转矩调节方法优化空间电压矢量的选择,给出了较为详细的设计步骤。仿真结果表明该控制方法较传统的直接转矩控制方法具有更好的动态、稳态性能,为实际系统设计提供了依据。

This paper deals with a direct torque control （DTC） system of induction motor by utilizing the highperformance simulation software-MATLAB.This system,applying three-value torque regulating method,can optimize the options of space voltage vectors and provide relatively detailed design procedure.The simulation results show that this method has better dynamic capability and stability than the conventional DTC method and offers bases for the pratical system design.