Magnetic Field

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  1. 272 – Thrust Analysis of Linear Actuator with a Curved Section

    In this example, the thrust characteristics of a linear actuator with a curved section are obtained via analysis, and thrust at the transition from a linear motion to a curved mot…

  2. 205 – Analyzing the Torque Characteristics of IPM Motors Using a Thermal Equivalent Circuit

    Here, we confirm a situation where temperature increases due to eddy current of the iron loss and magnet, which causes demagnetization of the magnet and torque reduction.

  3. 165 – Creating IPM Motor Efficiency Maps

    In this example, an efficiency map of an IPM motor is created and the loss ratios at each operating point are evaluated.

  4. 271 – Axial Gap Type Motor AC Copper Loss Analysis

    In this example, the AC copper loss of an axial gap type motor using square wire is evaluated.

  5. 230 – 6-Phase SPM Motor Inverter Fault Simulation

    In this example, a JMAG-RT model of a 6-phase SPM is loaded into a control/circuit simulator, and circuit simulation for an inverter failure is carried out.

  6. 257 – IPM Motor Topology Optimization

    In this example, rotor core maximum stress and radial direction maximum displacement in the radial direction are set to certain values or less, and rotor geometry is designed that…

  7. 265 – Creating Synchronous Reluctance Motor Efficiency Maps

    OverviewWith the increase in price for rare earth magnets, synchronous reluctance motors that do not utilize permanent magnets have been attracting attention for the likes of indu…

  8. 264 – Creating 6-Phase IPM Motor Efficiency Maps

    In this example, the efficiency map of a 6-phase IPM motor is created with loss ratios at each operating point also evaluated.

  9. [W-SE-145] Highly Parallel Solver Performance Evaluation (Induction Heating)

    This document uses as an example an induction heating model to evaluate the performance of the highly parallel solver. As a result, it was found that even in thermal-magnetic fiel…

  10. 225 – Induced Voltage Analysis on Memory Motors Using Variable Magnets

    In this example, the change in motor characteristics are checked as the memory motor variable magnet magnetization is changed using the three-phase coil current. One example of mo…

  11. 259 – Automatically Searching for Current Phase that Obtains Maximum Torque and Evaluating Torque Characteristics

    In this example, a search is performed for the current phase that maximizes torque for each of 3 rotor geometries. Motor average currents and torque ripples are evaluated using th…

  12. [W-SE-101] Detailed Eddy Current Analysis of End Winding with Parallel Processing

    To accurately obtaining the end-winding eddy current loss at high rotation speed, the influence of the magnetic field flux generated by the eddy current flow in every part of the …

  13. [W-OP-96] Necessity of GA for Multi-Objective Optimization of Drive Motor

    Tractions motors for HEVs and EVs require different performances depending on the driving conditions and may be restricted not only in terms of magnetic fields performance but als…

  14. Initiatives in Toyota Vehicle Electrification and Developing Electrified Vehicles: Anticipating JMAG’s Support in the Development of Electrified Vehic…

    Hideto Hanada, TOYOTA MOTOR CORPORATION

  15. Development of Wireless in-wheel Motors with in-motion Charging

    Hiroshi Fujimoto, The University of Tokyo

  16. Comprehensive System to Component xEV Simulation Using Gamma Technologies and JMAG

    Joe Wimmer, Gamma Technologies, LLC

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