DP
Transient Magnetic (2D/Axisymmetric)
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[JAC134] Speed Control Analysis of a Permanent Magnet Linear Motor Using the Control Simulator and the JMAG-RT
This Application Note presents how to use JMAG-RT to obtain the spatial harmonics and current dependency of the thrust and coil inductance, and import them to a circuit/control si…
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[JAC291] Control Simulation of Switching Number of Poles in a 6-Phase Induction Machine
In this document, the behavior of a 6-phase induction motor during the switching of the number of poles is evaluated by simulation.
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[JAC215] Simulation of an IPM Motor with a Delta Connection Using a Control Simulator and JMAG-RT
In this example, a JMAG-RT model is incorporated into a control/circuit simulator to monitor the circulating current when an IPM motor is being driven.
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[JAC162] Drive Simulation of an SR Motor using a Control Simulator and JMAG-RT
In this Application Note, after using JMAG-RT to obtain an SR motor’s torque and inductance characteristics, the JMAG-RT model is imported into a circuit/control simulator, voltag…
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[JAC239] Fault Analysis in an IPM Motor
In this example, we introduce the case study that simulate the fault of an IPM motor using JMAG-RT. The fault simulated in this case study is an open circuit fault which is caused…
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[JAC243] Voice Coil Motor Control Simulation Using a Control Simulator and JMAG-RT
In this example, circuit simulation is performed to control the position of a mover by loading a JMAG-RT model for a voice coil motor into a control/circuit simulator.
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[JAC285] Integrated Magnetization Analysis of an SPM Motor by Magnetizing Multiple Times
In this example, the magnets are magnetized more than once with the rotor at different positions to evaluate the magnetization distribution in the magnets while also accounting fo…
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[JAC269] Creating Three-Phase Induction Motor Efficiency Maps Accounting for Harmonics
In this example, efficiency maps are created for a three-phase induction motor accounting for PWM carrier and slot harmonics. These are compared with efficiency maps when harmonic…
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[JAC205] 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.
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[JAC262] IPM Motor Thermal Demagnetization Analysis Accounting for Dy-Diffusion Magnet Incomplete Magnetization
In this example, a motor using Dy diffused magnets the thermal demagnetization resistance of the Dy diffused magnets with a coercive force distribution when there is incomplete ma…
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[JAC267] IPM Motor Topology Optimization Using the Density Method
Magnetic field and structural coupled analysis is run in this example. While accounting for rotor core strength, topology optimization that uses the density method is used to perf…
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[JAC017] Inductance Analysis of an IPM Motor
This Application Note explains how to obtain the current phase angle characteristics of a dq axis inductance that accounts for magnetic saturation and flux leakage in an IPM motor.
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[JAC138] Vibration Analysis of an SR Motor
This Application Note presents an example of how to obtain the electromagnetic force generated in the stator core of an SR motor and evaluate the sound pressure by linking it to t…
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[JAC223] Multi-Objective Optimization of an IPM Motor Accounting for Stress at High-Speed Rotation
In this example, the optimum current phase that achieves high torque per each geometry is obtained, and the torque characteristics (1,000 r/min) and stress due to centrifugal forc…
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[JAC213] Circuit/Control Simulation of a Wound-Field Synchronous Motor
In this example, JMAG-RT is used to obtain the torque of a wound-field synchronous motor (below WFSM) and the coil inductance current dependence, and the spatial harmonic componen…
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[JAC268] SPM Motor Teeth Geometry Topology Optimization
In this example, the on / off method is used to search for stator teeth geometry that maximizes average torque and minimizes torque ripple with the entire areas of stator teeth ti…
