[PDF] Top 20 Analysis of Harmonic Current in Permanent Magnet Synchronous Motor and Its Effect on Motor Torque

... Permanent magnet synchronous motor driven by in- verter is controlled ...the effect of harmonic cur- rents produced during SPWM modulating on the torque of ... See full document

... Fig. 3 shows the flux density distribution in the motor at the steady state conditions and at the instants of torque peaks occurring (h = 0.3, sag duration = 1.5 and 2 cycles). The figure depicts that at ... See full document

... DC motors have been the most widespread choice for use in high performance systems. The main reason for their popularity is due to the ability to control their torque and flux easily and independently. But it ... See full document

... Greater current ripple in steady- state, the modulation process generates undesired sub-harmonic components resulting in higher machine heating and no intercommunication between each hysteresis controller ... See full document

... Fourth, permanent magnet materials are more efficiently ...Interior permanent magnet synchronous motors are progressively becoming popular nowadays in different torque quality ... See full document

... stator current is nearly sinusoidal and use permanent magnets instead of electromagnets to generate a magnetic field of air ...losing permanent magnets can be restrictive in some applications. ... See full document

... the analysis of the operation characteristics, the fabrication and exploitation cost for brushless direct current motors rated at very low ...of permanent magnets having high specific energy in the ... See full document

... maximum torque and voltages allowed in the ...the torque or voltage values do not overpass their maximum ...the current values caused by the integrator ...the current reaches its ... See full document

... phase current in each PWM period. DC bus can get another phase current value through a simple addition and ...the motor phase current sampling method is feasible in order to obtain better ... See full document

... brushless permanent magnet motor, the proposed motor has concentrated windings so the produced back-EMF is almost ...The motor is supplied with the combined sinusoidal plus third ... See full document

... the effect of stator winding interturn faults have been ...logic analysis result, a series of dynamic simulation for these faults are established in simulink ...winding current of faulted phase and ... See full document

... higher torque levels, so battery utilization of this method is ...Dynamic torque control is achieved using this technique thus making it a good option to have as a final-step high-speed mode in motor ... See full document

... the motor volume can be reduced ...reluctance torque, in the field weakening range, so that they can be designed to have a wide constant power speed range ... See full document

... 3.1 Permanent Magnet Brushless Dc Motors (PMBLDCM) PMBLDCM are widely used in many applications such as motors, sensors, actuators, ...etc. Permanent magnet motors with trapezoidal back EMF ... See full document

... stator current (due to flux unbalance) harmonics at a frequency difference between them and the supply ...the motor running at 60rpm, the new current harmonics are at 50Hz minus fORF_B, ...of ... See full document

... of permanent magnet synchronous ...a Permanent Magnet Synchronous Motor (PMSM) Analyser where motor dimensions and topology are input to the programme in order to ... See full document

... Direct Torque Control (DTC) is an important alternative method for the PMSM motor drive, with its high performance and ...reduced torque ripple and decreased %THD value of stator ... See full document

... permanent magnet motors. The negative affect of the magnet brake torque is compensated by the eddy current torque, particularly at the initial run up period ...In motor ... See full document

... PMSM offers some advantages over IM like increased efficiency and smaller size. Modeling of the PMSM in both stationary and rotating reference frames were made and a Simulink model of the PMSM was proposed in the ... See full document

... PM synchronous motor is given in the ...stator current I s is resolved into the respective d and q-axis ...excitation current I ’ f is ... See full document