Magnetic Field

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  1. [JAC246] Analysis of Electromagnetic Force Acting Between a Coil and a Magnet

    This case study obtains electromagnetic force acting between a coil and magnet using the electromagnetic force calculation correction method and the adaptive mesh function.

  2. [JAC222] Irreversible Thermal Demagnetization Analysis of Incompletely Magnetized Magnets

    In this example, analysis is performed while varying the temperature of magnetized magnets, and then the influence on the torque waveform and magnetic flux density distribution is…

  3. [JAC245] Injector Control and Eddy Current Effects

    In this example, an example of evaluating the difference in responsiveness of an injector when eddy currents are taken into account or not is presented.

  4. [JAC252] Geometry Optimization of a Solenoid Valve

    In this example, an example where the geometry of a solenoid valve is optimized using a multi-objective optimization algorithm is presented.

  5. [JAC226] Vibration Characteristics Analysis of SPM Motors

    In this example, the acceleration is evaluated by obtaining the electromagnetic force generated in the stator core of the SPM motor at multiple rotation speeds and coupling with t…

  6. [JAC211] IPM Motor Wire Joule Loss Analysis

    In this example, evaluation of coil joule loss that includes eddy currents during motor rotation is introduced here.

  7. [JAC251] Alternator Vibration Analysis

    In this example, the electromagnetic force generated in the stator core of a claw pole alternator is obtained, and acceleration is evaluated with an electromagnetic force - struct…

  8. [JAC237] AC Loss Analysis of an IPM Motor

    In this example, we introduce the case study that evaluates AC losses in coils of an IPM motor.

  9. White Papers

    [W-MB-65] The Necessity of JMAG-RT 3D Models

    In this paper, the necessity of 3D FEA models in plant model generation will be discussed.

  10. [JAC238] Hysteresis Loss Analysis in a Reactor with DC Bias

    In this example, we will observe the difference between the hysteresis losses calculation method loop count and the play model for the model that is subjected to a DC bias filed o…

  11. [JAC232] Reactor Joule Loss Analysis

    In this example, investigating Joule loss with respect to the positions of air gaps in a reactor is presented.

  12. [JAC212] AC Loss Analysis of a Claw Pole Alternator

    In this example, we introduce the case study that evaluates AC losses in coils of claw pole alternator.

  13. [JAC229] Analysis of the Effect of PWM on the Iron Loss of an Induction Motor

    In this example, we introduce a case study to obtain the iron losses of the induction motor that accounts for the PWM input.

  14. [JAC199] Efficiency Analysis of Wireless Power Transfer via Electromagnetic Induction Method using Resonance Circuits

    This example presents, an electromagnetic induction-type wireless power supply system using an excitation circuit positioned with a parallel resonance condenser on the receiving e…

  15. [JAC194] Analysis of High-Speed Rotation Motors Accounting for Eddy Current

    Here we discuss the steps for accounting for eddy current loss occurring in the magnetic steel sheets during a magnetic field analysis, and then analyze the effects on torque.

  16. [JAC204] Copper Loss Analysis of Switching Transformers using Litz Wire

    This document introduces confirms the effects on copper loss due to the presence or absence of a twisted structure in the winding regarding the copper loss that occurs in the smal…

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