Motor

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  1. The Axial Air Gap Permanent Magnet Motor for Air Conditioners

    Takushi Fujioka, FUJITSU GENERAL LIMITED

  2. Comparing Coupled Analysis with Experimental results for IPMSM

    Kan Akatsu, Tokyo University of Agriculture and Technology

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

    In this example, an evaluation of a reactor's sound pressure, when acquiring electromagnetic force generated by a stator core for a SPM motor and linking the eigenmodes of a motor.

  4. [JAC016] Analysis of a Hybrid Stepper Motor

    This document introduces how the detent torque and stiffness torque can be calculated for a hybrid stepper motor.

  5. [JAC011] Pull-in/pull-out Analysis of a PM Stepper Motor Using a Control Simulator and the JMAG-RT

    This note presents how JMAG-RT can be used to calculate holding torque and coil inductance that varies with current. The result is the JMAG-RT motor model used as a reference for …

  6. [JAC008] Analysis of an Axial Gap Motor

    In this example, how to use JMAG's 3D magnetic field analysis to carry out a load analysis of an axial gap motor, and then obtain the Torque-Speed curve and the Torque-Current cur…

  7. [JAC002] Cogging Analysis of a PM Linear Motor

    This note presents how to obtain cogging torque, a cause of thrust variation, and evaluate the thrust force and attraction force during drive.

  8. [JAC001] Torque Characteristic Analysis of a Three Phase Induction Motor

    This Application Note introduces a case example of how to obtain the current density distribution of an auxiliary conductor and its rotation speed versus torque characteristics.

  9. [JAC009] Sound Pressure Analysis of a Loudspeaker

    This Application Note presents how the frequency characteristics of sound pressure can be obtained using the constant Lorenz force on the voice coil, regardless of the frequency.

  10. [JAC018] Thermal Analysis of a Motor

    In this example, how to evaluate a motor's temperature distribution by creating a thermal analysis model that can investigate the loss analysis and temperature distribution in ord…

  11. [JAC017] Inductance Analysis of an IPM Motor

    This Application Note explains how to obtain the current phase angle characteristics of a dq axis inductance that accounts for magnetic saturation and flux leakage in an IPM motor.

  12. [JAC006] Analysis of the SR Motor Torque Ripple

    This Application Note explains how to carry out a torque analysis that changes the switch conversion timing and evaluate both the torque ripples and average torque in an SR motor.

  13. [JAC021] Iron Loss Analysis of an SPM Motor Including the Effect of Shrink Fitting

    This note presents an analysis to obtain the iron loss density of an SPM motor both including and not including the stress caused by shrink fitting.

  14. [JAC003] Analysis of a Permanent Magnet Brush Motor

    This document introduces how the characteristics of the brush-type PM motor can be obtained, including torque versus current (T-I), torque versus speed (T-N), and magnetic flux de…

  15. [JAC019] Analysis of the Centrifugal Force in an IPM motor

    This Application Note presents examples of cases that obtain changes and stress distribution from the centrifugal force in the rotor.

  16. [JAC007] Analysis of a Spindle Motor

    In this example, how the Speed-Torque curve, the Torque-Current curve and the magnetic flux density distribution of a spindle motor can be obtained.

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