感应电机空间矢量调制DTC算法研究及实现（仅指出PI调节器和UN观测器）.pdf

DTC , : TM 346 : A : 1001-6848( 2009) 10-0053-04 DTC 陈慧胜, 王 京, 张勇军, 张智密 ( , 100083) : 分析了基于空间矢量调制 ( SVM ) 的异步电机直接转矩控制算法的原理, 并加以改进, 引 磁链观测全速度模型, 使磁链观测更加准确通过M atlab/Smi u link仿真研究, 验证了算法 的有效性在此基础上实际应用于基于 V W orks嵌 式系统的变频调速系统平台, 取得了良好 的控制效果, 证明此算法在工程中具有很好的应用前景 : 感应电动机; 直接转矩控制; 空间矢量调制; 磁链全速度模型; 嵌 式系统; 实验 Research andRealization ofDTCAlgorithm Based on SpaceVectorModulation CHEN Hu-i sheng, WANG Jing, ZHANG Yong-jun, ZHANG Zhi-m i ( NationalEngineering Research Center for Advanced Rolling Technology in USTB, Beijing 100083, China) Abstract: A algorithm of direct torque control ( DTC) of induction motor drives based on space vector modulation ( SVM ) w as analyzed deeply and mi proved, The flu full speed modelw as adopted, wh ich made the flu observation more accurate. Though the smi u lation research, its effectiveness w as proved. Then, the algorithm w as applied on a system wh ich base on V W orks embedded OS, though actual oper- ation, a good resultw as ach ieved, wh ich can indicate the algorithm has a good app lication prospects in project. Key ords: Induction motor; D irect torque contro;l Space vector modu lation; F lu fu ll speed model; Embedded system; E permi ent 0 ( SVM ) , , , , DTC [ 1] Lascu[ 3] 2000 PI ( DTC) ( SVM_DTC) , DTC M atlab DSP , [ 4-5] M atlab , PI, [ 2]