交-交变频交流励磁发电机仿真与谐波分析

交流励磁发电机的谐波影响电能质量、网损和发电机自身效率，但常见模型较为粗略，仿真结果不能真实反映交流励磁发电机的谐波状况。为提高交流励磁发电机的仿真精度，真实反映其谐波状况，研究谐波抑制措施，构建了基于Matlab Simulink元件模型和电力系统工具箱元件模型的交-交变频交流励磁发电机的整体仿真模型及滤波器模型，采用该模型对交-交变频交流励磁发电机系统进行了仿真、谐波分析和谐波抑制研究。结果表明，采用基于Matlab 电力系统工具箱相关模块搭建的交-交变频器能够更加真实地反映实际电路的工作情况；在交流励磁发电机转子侧和定子侧加装滤波器具有很好的滤波效果。

Simulation and harmonic analysis of AC excited generator adopting AC-AC frequency converter

In order to enhance the accuracy of AC excited generator simulation,reflect the harmonic situation and study its suppression measure,the AC excited generator adopting AC-AC frequency converter and filter models are built up based on MATLAB Simulink and power system block.Using the simulation models,the harmonic analysis and suppression are researched.The result shows that the AC-AC frequency converter based on MATLAB/power system block can reflect the actual work of the circuit more realistically,the filter...