SPM Motor
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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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Development of High-Power-Density Machines for Aircraft Applications
Dheeraj Bobba, University of Wisconsin-Madison
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New Opportunities for Motor Design – Electric and Hybrid Propulsion of Aircraft
Bulent Sarlioglu, University of Wisconsin-Madison
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[W-MB-64] Modeling Loss in JMAG-RT
In this paper, we explain how loss is modeled in a JMAG-RT model.
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[W-MO-85] Efficiency Map Evaluations Considering Harmonic Loss
In this paper, we propose a method that combines two approaches to calculate the efficiency at various operating points considering the influence of time harmonics and other effec…
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[L-MO-54] JMAG-Express Online
JMAG-Express Online is a Web service to support your motor design work anytime, anywhere.
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[W-SE-113] Reduction of Calculation Time Using Equivalent Circuit Model
In electrical machine design, the use of coupled analysis between the electromagnetic FEA and the motor drive control circuit is necessary in order to have an understanding of the…
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[L-MO-105] System Design with Model-based Efficiency Map (Speed Priority Mode)
Electrical Vehicle drive require high efficiency of 95% or more over a wide operating range.
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[L-MO-106] Prototype and Performance Evaluation with Model-based Efficiency Map (Accuracy Priority Mode)
The maximum efficiency of the drive motor for EV vehicles exceeds 95%. As further efficiency improvement is in the order of 1%, the efficiency error with the actual machine in the…
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[L-MU-110] Reaching Steady-State at an Early Stage Using a Control Circuit Containing a JMAG-RT Model
Many motor performance evaluations are performed at steady-state. If transients occur during control/circuit coupling, it is necessary to calculate the number of electrical angle …
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[JAC030] Magnetization Field Evaluation of an SPM motor
In this example, carry out SPM motor's magnetization to obtain the magnetization field and magnet's surface magnetic flux density.
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FET Switching Control of PAM Inverter Circuit and Motor Characteristics Optimization of PWM Inverter Circuit
Manabu Kawaji, Aisin Seiki Co., Ltd.
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Electromagnetic Excitation Force Generated on High Power Density High Rotation SPM Motor Rotor of Rocket Engine Propellant Supply Electric Pump
Mitsuru Shimagaki, Japan Aerospace Exploration Agency
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Fuel Consumption Simulations for Vehicles Equipped with HUB Bearings with Motor Generator (eHUB)
Mitsuo Kawamura, NTN Corporation
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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…
