DP
Transient Magnetic (2D/Axisymmetric)
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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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[JAC210] Torque Decoupling of In-out Magnet Coupling
This document, presents an analysis for finding holding torque and an analysis for transient response during torque decoupling.
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[JAC240] NT Characteristics Analysis of an IPM Motor Using PAM Drive
In this example, an example of evaluating the performance of an IPM with PAM operation is presented.
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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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[JAC241] Single-Phase Synchronous Motor N-T-I Characteristics Analysis
In this example, a use case in which the N-T-I characteristics for a single-phase synchronous motor are obtained is presented.
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[JAC165] 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.
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[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…
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[JAC103] Efficiency Analysis of a Permanent Magnet Synchronous Motor
In this example, how to obtain the efficiency with a sinusoidal wave voltage drive at a rotation speed of 1,800 r/min and voltage amplitude of 40 V.
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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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[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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[JAC122] Inductance Analysis of an IPM Motor -d/q-axis Inductance Obtained by Actual Measurement-
This Application Note presents an analysis that obtains d/q-axis inductance in an IPM motor while assuming actual measurements in a stationary rotor.
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[JAC104] Thrust Force Analysis of a Linear Induction Motor
This Application Note presents how to obtain thrust force characteristics for a linear inductance motor.
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[JAC273] Creating IPM Motor Efficiency Maps Accounting for AC Loss
In this example, an IPM motor efficiency map that accounts for AC loss from a PWM is created, and a comparison with an efficiency map that does not account for AC loss is performe…
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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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[JAC059] Iron Loss Analysis of an IPM Motor Accounting for PWN –Direct Link-
In this analysis, the iron losses of the IPM motor that accounts for the carrier harmonic are obtained by directly linking to a circuit/control simulator.
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[JAC090] Analysis of the Effect of PWM on the Iron Loss of an IPM Motor
This Application Note demonstrates a case study where the effects of a carrier harmonic against an IPM motor’s iron loss is confirmed using estimated harmonic current waveform as …
