基于定子磁链的双馈电机矢量控制系统的研究

以双馈电机为研究对象,定性分析了其速度调节和功率因数调节的基本原理,从主电路拓扑结构、定向矢量选择、磁链观测器结构和原理、前馈解耦控制等方面对双馈调速系统进行了研究,搭建了定子磁链定向双馈调速系统仿真模型,验证了双馈电机调速的先进性。在基于TMS320LF2812型DSP的实验平台上,初步完成有速度传感器定子磁场定向矢量控制实验,实验结果证明了矢量控制的可行性与优越性。

Study on Stator-flux Oriented Vector Controled System of Doubly Fed Induction Motor

Based on doubly fed induction motor(DFIM)as the research object,the basic principle of the DFIM speed regulation and power factor adjustment a qualitatively analyzed.Some research a made on DFIM speed regulation system,including the main circuit topology,selection of the oriented vector,flux observer structure and principles,feed forward decoupling control,etc.The simulation model of stator-flux oriented DFIM speed regulation system is established to validate its superiority.Stator field-orientation vector ...