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Transient Magnetic (2D/Axisymmetric)

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  1. [JAC181] Analysis of SR Motor Drive Characteristics

    This example presents how to confirm drive characteristics such as torque, loss, and efficiency in a motor when its switch timing changes for each rotation speed.

  2. [JAC020] Sound Pressure Analysis of an SPM Motor

    This Application Note shows an example of an evaluation of a reactor’s sound pressure, when acquiring electromagnetic force generated by a stator core for a SPM motor and linking …

  3. [JAC195] Torque characteristics analysis of three-phase induction motors using 3D correction function

    This document introduces introduces a case study which obtains inductance correction values, and then obtains N-T characteristics (revolution speed-torque characteristics) using t…

  4. [JAC167] Iron Loss Analysis of a Three Phase Induction Motor

    This Application Note presents an example of how to find the iron loss in the stator core and rotor core at a rotation speed of 3,300 r/min.

  5. [JAC222] 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…

  6. [JAC226] Vibration Characteristics Analysis of SPM Motors

    In this example, the acceleration is evaluated by obtaining the electromagnetic force generated in the stator core of the SPM motor at multiple rotation speeds and coupling with t…

  7. [JAC211] IPM Motor Wire Joule Loss Analysis

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

  8. [JAC245] Injector Control and Eddy Current Effects

    In this example, an example of evaluating the difference in responsiveness of an injector when eddy currents are taken into account or not is presented.

  9. [JAC238] Hysteresis Loss Analysis in a Reactor with DC Bias

    In this example, we will observe the difference between the hysteresis losses calculation method loop count and the play model for the model that is subjected to a DC bias filed o…

  10. [JAC229] Analysis of the Effect of PWM on the Iron Loss of an Induction Motor

    In this example, we introduce a case study to obtain the iron losses of the induction motor that accounts for the PWM input.

  11. [JAC194] 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.

  12. [JAC191] Torque Analysis of Three-Phase Induction Motors Accounting for the Skew Using the Multi-slice Method

    In this document, the multi-slice method is used to compare torque waveforms of a cage three-phase induction motor with and without skew, and is then used to verify the effects of…

  13. [JAC189] Response Characteristics Analysis of Injectors Accounting for Collision

    For this case, direct current voltage is applied to the solenoid type injector and the response characteristics is obtained after accounting for the effect of the collision and ed…

  14. [JAC188] 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.

  15. [JAC180] Analysis of SR Motor Dynamic Characteristics

    This example presents how to carry out an analysis with different switch timings to evaluate torque and current in SR motors.

  16. [JAC179] Analysis of SR Motor Static Characteristics

    This example presents an evaluation for each rotor position of the effect on flux linkage (shown as I-Psi characteristics below) when excitation current is changed.

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