基于Vienna整流器的直驱风力发电控制策略研究.pdfVIP

学兔兔 总第5O卷 第566期 电测与仪表 VoI．50 No．566 2013年 第2期 Electrical MeasurementInstrumentation Feb．2013 基于Vienna整流器的直驱风力发电控制策略研究 侯圣语，刘建坤 (中国矿业大学信息与电气工程学院，江苏徐州I 221116) 摘要：研究了基于Vienna整流器的直驱风力发电系统的控制原理及实现，分析了Vienna整流器的拓扑结构及其 T作原理，研究了空间矢量脉宽调制的脉冲实现方法，描述了永磁同步电机在两相同步旋转坐标系下的数学模 型、永磁发电机采用恒定子磁链控制策略和基于最佳叶尖速比的最大风能跟踪方法。基于以上理论，搭建了整 个系统的MATLAB／SIMULINK仿真模型，仿真结果表明了基于Vienna整流器的直驱风力发电系统拓扑结构及其 控制策略是有效的。 关键词：Vienna整流器；永磁同步发电机；风力发电；SVPWM；MATLAB仿真 中图分类号：TM614 文献标识码：A 文章编号：1001—1390(2013)02—0032—05 Study on Control Strategy for Direct-Driven Wind Generation System Based on Vienna Rectifier HOU Sheng—yu，LIU Jian—kun (School of Information and Electrical Engineering，China University of Mining and Technology，Xuzhou 22 1 1 1 6， Jiangsu，China) Abstract：The control principle and implementation of the direct—drive wind power generation system based on Vienna rectifier are mainly studied in this paper．The topology and working principle of Vienna rectifier are analyzed，and its implementation method of space vector pulse width modulation is researched．Permanent magnet synchronous generator’S mathematical model is described on two—phase synchronous rotating coordinates．The constant stator flux linkage control strategy and the method of maximum wind power point tracking based on optimum tip-speed ratio are adopted in PMSG．Based on the theories，a MATLAB／SIMULINK simulation model of the whole system iS established．The result shows that the reliability and efficiency of the topology a