SPM Motor
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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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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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[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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[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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[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-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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[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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[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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[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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New Opportunities for Motor Design – Electric and Hybrid Propulsion of Aircraft
Bulent Sarlioglu, University of Wisconsin-Madison
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Development of High-Power-Density Machines for Aircraft Applications
Dheeraj Bobba, University of Wisconsin-Madison
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[JAC020] Sound Pressure Analysis of an SPM Motor
This Application Note shows an example of an evaluation of a reactor’s sound pressure, when acquiring electromagnetic force generated by a stator core for a SPM motor and linking …
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[L-MB-36] Highly-Accurate Estimation of Motor Behavior Using Detailed Motor Characteristics Obtained from JMAG-RT
In order to achieve high responsiveness in motor control, it is necessary to accurately predict the behavior of a running motor. Since motor parameters used in observer models are…
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[L-MB-33]Supporting Motor Drive Development with a JMAG-MATLAB/Simulink Coupling
Together with Mathworks, the company that develops MATLAB/Simulink (hereafter referred to as "Simulink"), JMAG strongly supports model-based development (hereafter referred to as …
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[L-MO-29] Creating Efficiency Maps with JMAG (FEA)
JMAG now offers a tool which uses finite element analysis (FEA) calculations to output an efficiency map. The advantage of using FEA to calculate an efficiency map is accuracy. In…
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[L-MO-89]JMAG-Express Motor Design Tool
JMAG-Express is a motor design tool that instantly calculates unique motor characteristics in order to output design specifications to meet design requirements. As it uses the fin…
