Basic Characteristic Analysis

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  1. [JAC043] Torque Analysis of a Coreless Motor

    This Application Note presents an evaluation of the torque waveform of a coreless motor when current is running.

  2. [JAC028] 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. [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.

  4. [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…

  5. [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.

  6. [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…

  7. [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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