Transient Magnetic (2D/Axisymmetric)
231 – Vector Control Simulation of a Synchronous Reluctance Motor
In this example, circuit simulation is carried out simulating the control of current and speed by loading a JMAG-RT model for a SynRM into a control/circuit simulator. In addition…
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.
275 – IPM Motor Iron Loss Analysis Accounting for the Effect of Residual Strain
In this document, an analysis of an IPM motor accounting for the residual strain that occurs as a result of punching processes, and evaluates the effect on torque, magnetic flux d…
274 – SPM Motor Thermal Demagnetization Analysis Using Bonded NdFeB Magnets
In this example, an SPM motor thermal demagnetization analysis is performed using bonded NdFeB magnets. Both the influence on torque waveforms when changing rotor magnet temperatu…
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.
38 – Starting Performance Analysis of a Single Phase Induction Motor
The purpose of this Application Note is to introduce an example of a single phase induction motor that uses a capacitor to set up an auxiliary winding and show its rotation speed …
268 – 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…
273 – 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…
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.
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…
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…
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.
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…
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…
262 – IPM Motor Thermal Demagnetization Analysis with Incomplete Magnetization of Dy Diffusion Magnets
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…
223 – Multi-Objective Optimization of an IPM Motor Account 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…