基于MRAS变参数无速度传感器矢量控制系统的研究王丹.pdfVIP

33 8 Vol. 33, №. 8 2006 8 App lied　Science　and　Technology Aug. 2006 :1009 - 671X (2006)08 - 0022 - 03 MRAS 　, , , 　 ( , 150001) 　:(MRAS), M RAS, , MRAS. :;;; :TM 3 3　　　:A The research of speed-sensorless vector control sy stem based on variab le param eterMRA S WANG Dan, YAO Xu-liang,WANG X iao-san, HUO W ei (C ollege of Au tom ation, H arbin Engineering University, H arbin 150001, China) Ab stract:According to the reduced ordermodel of induction moto,r a model reference adaptive speed identification algorithm w as obtained from the equations ofmotor stator voltages and currents. An mi proved MRASmodelw as built w ith variable parameters. The detailed smi ulation researchesw ere tested on the speed-sensorless vector contro.l The smi ulation resu lts show that this mi provedMRAS speed identification modelhas satisfied identification precision and dynamic performance. K eyword s:induction motor;vector control;speed-sensorless;model reference adaptive system 　　, 1　 . , 、, ,, ,:、 PI、、 , 、, . . MRAS, , 、 ,. 2 . , PI M RAS, [1] Simu link . MRAS, . :2005 - 11 - 10. :　(1982 - ), , , :, E-m ail:zhangphuwi d@163. com. 8 　, : MRAS 23