Transient Magnetic (3D)

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  1. 27 – Head Field Analysis of a Recording Write Head That Accounts for Eddy Currents

    This Application Note shows how to obtain the responsiveness of recording head field that is generated in the magnetic head.

  2. 28 – Magnetic Field Analysis of a Speed Sensor

    This Application Note presents the use of magnetic field analysis to evaluate the variation of the voltage signal of a magnetic speed sensor for a range of air gap distances.

  3. 16 – Analysis of a Hybrid Stepper Motor

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

  4. 11 – 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 …

  5. 4 – Sound Pressure Analysis of a Reactor

    This Application Note shows an example of an evaluation of a reactor’s sound pressure when a part of a spacer has been removed.

  6. 2 – 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.

  7. 1 – 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.

  8. 9 – 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.

  9. 10 – Thermal Analysis of a Radiant Heater

    This Application Note explains how to carry out a thermal analysis using the thermal radiation phenomenon between a heater and a heated body to obtain the differences in temperatu…

  10. Alternator Three-dimensional Analysis that Incorporates Rectifier Circuit

    Yuji Naruse,Masao Ichikawa,Atsuo Ishizuka, DENSO CORPORATION,NIPPON SOKEN,INC.

  11. Magnetic Field and Thermal Analysis of Motors Using JMAG


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