第5期 徐建英等：PMSM的高精度感应电势状态观测器与位置估计 .541. magnet synchronous motors.IEEE Trans Ind Electron,2003. [5]武田洋次，松井信行，森本茂雄，等.埋二磁石同期毛一夕设 50(2):288 计上制御.东京：才一4社，2001 [3]Morimoto S.Kawamoto K.Sanada M.et al.Sensorless control [6]神名玲秀，森本茂雄，武田洋次.PM毛一夕又子人)才 strategy for salient pole PMSM based on extended emf in rotating 亻心ラメ一夕同定法∥社团法人电气学会.平成16年电 reference frame.IEEE Trans Ind Appl.2002.38(4):1054 气学会全国大会讲演论文集.东京：（社）电气学会，2004：118 [4]新中新二·PMSM)加速度项左有寸石最小次元·诱起电压· [7]新中新二·永久磁石同期毛一夕)最小次元D因子状态才了 状态才了步一，上二机花用大七计又心夕卜儿制御法 护一上二机在用大七>计又心夕卜儿制御法)提案. ∥社团法人电气学会，平成15年电气学会全国大会讲演论文 电学论D,2003,123(12):1446 集.东京：（社）电气学会，2003 An electromotive force observer and position estimation with high precision for a permanent magnet synchronous motor XU Jianying.LIU Heping 1)Information Engineering School.University of Seience and Technology Beijing.Beijing 100083.China 2)School of Electronic and Information Engineering.Liaoning University of Science and Technology,Anshan 114044,China ABSTRACI Taking parameter variation into account,a new model of the induced electromotive force relation of a permanent magnet synchronous motor (PMSM)was presented.Two kinds of induced electromotive force observers with high precision,differential and non-differential,were established.The stability and astringency of the induced electromotive force observers was proved.The effect of parameter variation on their position esti- mation was analyzed.For a sensorless vector control system,the interior permanent magnet synchronous motor for instance was systematically simulated.The results show that the induced electromotive force observers have excellent performance. KEY WORDS permanent magnet synchronous motor;induced electromotive force;observer;position estima- tion:parameter variationmagnet synchronous motors．IEEE Trans Ind Electron‚2003‚ 50（2）：288 ［3］ Morimoto S‚Kawamoto K‚Sanada M‚et al．Sensorless control strategy for salient-pole PMSM based on extended emf in rotating reference frame．IEEE Trans Ind Appl‚2002‚38（4）：1054 ［4］ 新中新二．PMSMの加速度项を有する最小次元·诱起电压· 状态オブザ—バとこれを用いたセンサレスベクトル制御法 ∥社团法人电气学会．平成15年电气学会全国大会讲演论文 集．东京：（社）电气学会‚2003 ［5］ 武田洋次‚松井信行‚森本茂雄‚等．埋ごみ磁石同期モ●タ设 计と制御．东京：オ●ム社‚2001 ［6］ 神名玲秀‚森本茂雄‚武田洋次．PMモ●タシステムのオン ラインバラメ●タ同定法∥社团法人电气学会．平成16年电 气学会全国大会讲演论文集．东京：（社）电气学会‚2004：118 ［7］ 新中新二．永久磁石同期モ●タの最小次元 D 因子状态オブ ザ●バとこれを用いたセンサレスベクトル制御法の提案． 电学论D‚2003‚123（12）：1446 An electromotive force observer and position estimation with high precision for a permanent magnet synchronous motor XU Jianying 1‚2）‚LIU Heping 1） 1） Information Engineering School‚University of Science and Technology Beijing‚Beijing100083‚China 2） School of Electronic and Information Engineering‚Liaoning University of Science and Technology‚Anshan114044‚China ABSTRACT Taking parameter variation into account‚a new model of the induced electromotive force relation of a permanent magnet synchronous motor （PMSM） was presented．Two kinds of induced electromotive force observers with high precision‚differential and non-differential‚were established．The stability and astringency of the induced electromotive force observers was proved．The effect of parameter variation on their position esti￾mation was analyzed．For a sensorless vector control system‚the interior permanent magnet synchronous motor for instance was systematically simulated．The results show that the induced electromotive force observers have excellent performance． KEY WORDS permanent magnet synchronous motor；induced electromotive force；observer；position estima￾tion；parameter variation 第5期 徐建英等： PMSM 的高精度感应电势状态观测器与位置估计 ·541·