t both instantaneous stator flux vector, and ic torque produced in a PMSM, can be estimated directly from the currents and voltages sensed in terminals of the motor. Р12.ReferencesР[1] Casadei D,Filippetti F,Rossi C,stefani A.s Faults Characterization for Permanent Synchronous Motors[J].IEEE Trans on ics,2009 ,42(6):1307-1314.Р[2] Kang G,Hur J,Nam H,et al.Analysis of Irreversible ization in Line-Start Motors Based on the Finite-Element Method[J] .IEEE Trans on ics,003,33(6):1488-1491 .Р[3] Chen Zhiqian,Tomita Mutuwo,Doki Shinji,et al.An extended electromotive force model for sensorless control of Interior permanent- synchronous motors[J].РIEEE Trans.on IE,2003,50(2):288-295 .Р[4]Q Fengchun.ic stability of permanent materials[J].Journal of Magn Mater.Devices,1999,29(5):26-31(in Chinese).
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