IPM Motor

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  1. 18 – Thermal Analysis of a Motor

    This Application Note explains how to evaluate a motor’s temperature distribution by creating a thermal analysis model that can investigate the loss analysis and temperature distr…

  2. 215 – Simulation of an IPM Motor with a Delta Connection Using a Control Simulator and JMAG-RT

    In this example, a JMAG-RT model is incorporated into a control/circuit simulator to monitor the circulating current when an IPM motor is being driven.

  3. 240 – NT Characteristics Analysis of an IPM Motor Using PAM Drive

    In this example, an example of evaluating the performance of an IPM with PAM operation is presented.

  4. 255 – Evaluating the N-T Curve of an IPM motor Using 3D Correction

    In this example, obtains N-T curves using the correction function.

  5. 223 – Multi-Objective Optimization of IPM Motors Considering Stress at High Rotation

    In this example, presented where a rotor geometry is designed by a multi-objective genetic algorithm with objective functions for torque characteristics (5,000 r/min) and for the …

  6. 222 – Irreversible Thermal Demagnetization Analysis of Incompletely Magnetized Magnets

    In this example, analysis is performed while varying the temperature of magnetized magnets, and then the influence on the torque waveform and magnetic flux density distribution is…

  7. 214 – Monitoring the Radial Force Acting on the Teeth of IPM Motors Using Circuit Control Simulation

    In this example, an IPM motor as a JMAG-RT model is captured in a control/circuit simulator, and radial forces acting on the teeth during motor driving is monitored while changing…

  8. 225 – Induced Voltage Analysis of Memory Motor using Variable Magnetized Magnet

    In this example, the change in motor characteristics are checked as the memory motor variable magnet magnetization is changed using the three-phase coil current. One example of mo…

  9. 200 – Iron Loss Analysis of IPM Motor using Hysteresis Model

    Therefore, in this case study, a hysteresis model accounting for minor loops of the direct current bias magnetism and the lamination analysis function accounting for eddy current …

  10. 142 – Press Fit Analysis of a Divided Core

    This Application Note presents how to use the Press Fit condition to model an analysis of the stress from fitting a core to a frame, and then obtain the iron loss density of an IP…

  11. 239 – Fault Analysis in an IPM Motor

    In this example, we introduce the case study that simulate the fault of an IPM motor using JMAG-RT. The fault simulated in this case study is an open circuit fault which is caused…

  12. 237 – AC Loss Analysis of an IPM Motor

    In this example, we introduce the case study that evaluates AC losses in coils of an IPM motor.

  13. 211 – IPM Motor Wire Joule Loss Analysis

    In this example, evaluation of coil joule loss that includes eddy currents during motor rotation is introduced here.

  14. 205 – Analysis of IPM Motor Characteristics using Thermal Equivalent Circuit

    Here, we confirm a situation where temperature increases due to eddy current of the iron loss and magnet, which causes demagnetization of the magnet and torque reduction.

  15. 194 – Analysis of High-Speed Rotation Motors Accounting for Eddy Current

    Here we discuss the steps for accounting for eddy current loss occurring in the magnetic steel sheets during a magnetic field analysis, and then analyze the effects on torque.

  16. 188 – Thermal Demagnetization Analysis of IPM Motors Accounting for Coercive Force Distribution of Magnets

    This example presents whether or not the demagnetization region can be smaller by assigning distribution to the coercive force of permanent magnets.

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