DP
Transient Magnetic (2D/Axisymmetric)
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[JAC207] Transfer Torque and Efficiency Analysis of Magnetic Gear
In this example, the transfer torque and transfer efficiency are obtained with magnetic field analysis for the flux modulated type magnetic gear using permanent magnets for the in…
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[JAC289] Efficiency Map Creation for Wound-Field Synchronous Motors
In this example, efficiency maps for a wound-field synchronous motor are created to check the combinations of currents that result in maximum efficiency. In addition, the loss bre…
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[JAC295] Inverter Changeover Control for an Open-end Winding Motor
This case study runs a circuit simulation of an open-end winding motor drive system that switches from using a single inverter to dual inverters during operation in order to mitig…
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[JAC148] Loss Analysis of a Power Transformer (Flyback Converter)
A magnetic field analysis simulation based on the finite element method (FEM) can precisely evaluate the complex loss distributions of the coil and core, so it is optimal for an a…
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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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[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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[JAC034] Demagnetization Analysis of an SPM Motor
This note presents the use of a magnetic field analysis to evaluate the demagnetizing ratio distribution of an of an SPM motor by changing the current flow.
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[JAC292] Evaluating Energy Consumption During Drive Cycle Using Loss Maps with Temperature Dependency for IPM Motors
In this example, loss maps with temperature dependency for an IPM motor are used to compare and evaluate the energy consumption and efficiency during a WLTC drive cycle while usin…
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[JAC286] IPM Motor Iron Loss Analysis Accounting for PWM -Evaluation with Different Modulation Methods-
In this example, the effects on iron loss when the modulation method for PWM control is changed are evaluated.
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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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[JAC253] Analysis of an Induction Generator
In this example, the relationship between the output power and efficiency of the induction generator is shown here.
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[JAC288] Synchronous Reluctance Motor Topology Optimization
In this example, topology optimization is used to minimize the torque ripple and maximize the average torque when exploring the rotor geometry.
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[JAC214] Monitoring the Radial Force Acting on the Teeth of IPM Motors Using Circuit Control Simulation
In this example, an IPM motor as a JMAG-RT model is captured in a control/circuit simulator, and radial forces acting on the teeth during motor driving is monitored while changing…
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[JAC098] Response Analysis of a Solenoid Valve Using a Control Simulator and the JMAG-RT
This note presents how JMAG-RT can be used to calculate attraction forces and coil inductance that varies with harmonic and current. The result is the JMAG-RT model used as a refe…
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[JAC287] Analysis of Current Conditions for the Maximum Efficiency of a WFSM
In this example, we determine the motor efficiency in relation to the field current for a WFSM when the motor output is kept constant.
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[JAC037] Vector Control Analysis of an IPM Motor Using Control Simulator and the JMAG-RT
The purpose of this Application Note is to demonstrate how to import a JMAG-RT model to a control/circuit simulator after using the JMAG-RT to obtain the inductance spatial harmon…
