SPM Motor
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[JAC261] SPM Motor Magnet Coercive Force Optimization For Obtaining Sinusoidal Magnetization
In this example, a magnet is segmented into blocks and coercive force is defined. The coercive force of each block is calculated so that the induced voltage waveform approaches a …
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[JAC274] 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…
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[JAC230] 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.
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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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[JAC226] Vibration Characteristics Analysis of SPM Motors
In this example, the acceleration is evaluated by obtaining the electromagnetic force generated in the stator core of the SPM motor at multiple rotation speeds and coupling with t…
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[JAC115] Eccentricity Analysis of an SPM Motor
This Application Note presents how to evaluate the cogging torque waveform and effects on the electromagnetic force acting on the stator in an SPM motor with and without eccentric…
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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…
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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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[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.
