Cogging Analysis

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  1. 219 – Axial Gap Motor Cogging Torque Analysis

    In this example, presents a case study to obtain the cogging torque in an axial flux motor.

  2. 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.

  3. 159 – Sensitivity Analysis of Dimensional Tolerance in an SPM Motor

    This Application Note presents how to assume a dimensional tolerance of ±0.4 mm for a chamfer, and find out whether changing dimensions within the tolerance range has an effect on…

  4. 124 – Cogging Torque Analysis of an SPM Motor Accounting for Uneven Stator Diameter

    This Application Note presents how to obtain the cogging torque with and without uneven displacement in the stator teeth, based on the displacement obtained in an analysis of stre…

  5. 80 – Cogging Torque Analysis of an SPM Motor with Skewed Magnetization

    This Application Note presents the use of a magnetic field analysis to obtain the flux density distribution, cogging torque, and induced voltage of an SPM motor that has skewed ma…

  6. 54 – Analysis of the Cogging Force of a Moving Coil Linear Motor

    This Analysis Note explains how to obtain the magnetic flux density distribution and cogging in a moving coil linear motor with skew applied to its magnets.

  7. 24 – Cogging Torque Analysis of an SPM Motor with a Skewed Stator

    This note presents the use of magnetic field analysis to evaluate the cogging torque of an SPM motor with a skewed stator.

  8. 15 – Cogging Torque Analysis of an SPM Motor with a Step Skewed Magnet

    This Application Note presents the use of magnetic field analysis to evaluate the magnetic flux density distribution and cogging torque in each part of an SPM motor with a step sk…

  9. 40 – Cogging Torque Analysis of an SPM Motor

    This Application Note presents the use of magnetic field analysis to obtain the cogging torque of an 8-pole, 9-slot SPM motor, which has relatively small period.

  10. 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.

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