IPM Motor

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  1. 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…

  2. 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…

  3. 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…

  4. 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…

  5. 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.

  6. 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.

  7. 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.

  8. 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.

  9. 173 – Basic Characteristic Analysis of an IPM Motor

    This Application Note demonstrates an analysis in which an IPM motor's cogging torque, torque, magnetic flux density distribution, and iron loss in the stator core are obtained.

  10. 156 – Segregation Analysis of Torque Components for an IPM Motor

    In this Application Note, the torque components are separated and the magnetic flux density distributions created by each magnetomotive force are confirmed.

  11. 157 – Analysis of Eddy Currents in an IPM Motor Using the Gap Flux Boundary

    This Application Note explains how to use the gap flux boundary condition to evaluate the eddy current loss in the magnet by changing the number of magnet divisions. This will mak…

  12. 131 – Stray Capacitance Analysis of a Motor

    This note presents the use of analysis to obtain the stray capacitance between an IPM motor’s coil and stator core, between its rotor core and stator core, and between the inner a…

  13. 91 – Iron Loss Analysis of an IPM Motor Including the Effects of the Press Fitting Stress

    This Application Note presents modeling the press fitting of a core and frame with the Press Fit condition and then obtaining the iron loss density of an IPM motor with and withou…

  14. 87 – Iron Loss Analysis of an IPM Motor Including the Effect of Shrink Fitting

    This document will compare the results of iron loss accounting for only the size of stress, and iron loss accounting for changes in magnetic flux density over time for each princi…

  15. 122 – Inductance Analysis of an IPM Motor -d/q-axis Inductance Obtained by Actual Measurement-

    This Application Note presents an analysis that obtains d/q-axis inductance in an IPM motor while assuming actual measurements in a stationary rotor.

  16. 59 – Iron Loss Analysis of an IPM Motor Accounting for a PWM -Direct Link-

    In this analysis, the iron losses of the IPM motor that accounts for the carrier harmonic are obtained by directly linking to a circuit/control simulator.

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