Eccentricity Analysis

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  1. 217 – Creating Efficiency Maps for 3-Phase Induction Motors

    In this example, the use of JMAG-RT Viewer to create efficiency maps for three-phase induction motors when drive temperatures change.

  2. 207 – Transfer Torque and Efficiency Analysis of Magnetic Gear

    OverviewGears are used to transfer power. Velocity and torque are transformed depending on the gear ratio. Originally, mechanical gears using conventional wheels had issues with n…

  3. 199 – Efficiency Analysis of Wireless Power Transfer via Electromagnetic Induction Method using Resonance Circuits

    OverviewIn recent years, electromagnetic induction type transmission is considered for applied use in wireless power supply systems for electric vehicles (hereinafter, referred to…

  4. 93 – Cogging Torque Analysis of a Motor with 8 Poles and 9 Slots Accounting for Eccentricity

    OverviewEccentricity can occur on the center axis or the rotation axis of a motor. It is advantageous to evaluate the effects of eccentricity because it can cause vibrations and n…

  5. 115 – Eccentricity Analysis of an SPM Motor

    OverviewMotors have many parts, which must be assembled correctly for a usable product. Even if each part is made within acceptable limits for manufacturing errors, when various p…

  6. 58 – Efficiency Analysis of an IPM Motor

    OverviewAn IPM motor's features are in its rotor geometry, where its magnets are embedded. When the stator's rotating magnetic field is applied in a direction that runs perpendicu…

  7. 23 – Eccentricity Analysis of an IPM Motor

    OverviewRotor eccentricity is one cause of vibration and noise in motors. It is well known that motor torque is produced by electromagnetic attraction and repulsion between the st…

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