Material Modeling / Loss Analysis
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[JAC317] Optimization via a Surrogate Model Using Materials as Design Variables
This case study runs a material optimization of an IPM motor that minimizes the iron losses and material costs to select the best core from three types of materials: electromagnet…
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[JFT212] Hysteresis Curve Distortion Correction When Using Measured Results
This tutorial describes the procedures to correct measured hysteresis curve data using the JMAG Hysteresis Curve Creator to generate data compatible with analyses.
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[JAC316] AC Loss Analysis of a CORC Cable
This case study evaluates the changes in losses produced in CORC cables with different pitches by a transverse magnetic field.
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Modeling the Life Cycle of PM Rotor Performance from Magnetizing to Demagnetizing
Alireza Fatemi, General Motors
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A Comprehensive Overview of Excess Loss Modelling Including Skin and Thermal Effects in a Permanent Magnet Assisted Synchronous Reluctance Machine Example…
Sigrid Jacobs / Jan RENS, ArcelorMittal
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[L-HT-217] Modeling Forced Air Cooling
This case study simulates a forced air cooling system inside an induction machine using two different types of fans. The results illustrated how different airflow rates of the fan…
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[L-MB-202] Driving the Future with Precision -JMAG powers the complex motion of humanoids-
To achieve smooth and powerful motion that closely resembles the movement of human joints, including the neck, shoulders, elbows, wrists, fingers and hips it is essential to accur…
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[JAC310] Quench Characteristics Analysis of a Pancake Superconducting Coil
This case study evaluates a pancake superconducting coil to obtain the temperature and current density variations.
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[JAC308] Thermal Analysis of a Three-phase Induction Motor Accounting for Ventilation Cooling
This case study evaluates the temperature variations when using two different fans in an induction motor by taking into account the ventilation cooling.
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[W-MA-195] Influence of Symmetric BH Loop Fluctuations on Hysteresis Loss by Play Model
In this paper, we clarify the influence mechanism from fluctuations of the symmetric BH loops to a resulting minor loop and estimate errors caused by the fluctuations.
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[W-MA-196] Modeling of Excess Loss for Arbitrary Magnetic Flux Density Waveforms
Building upon the Bertotti model, this paper proposes a new modeling technique. More precisely, this approach is grounded in the power of the time derivative of the magnetic flux …
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[JAC305] Loss Analysis of IPM Motor During Driving Cycle Considering Temperature Variation
In this example, we evaluate the time variation of losses and temperature during WLTC driving cycles when using an efficiency map with temperature dependency in an IPM motor.
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[L-MA-185] Virtual Prototyping Enables Immediately to Validate the Machine Performance
In this case, invisible losses were confirmed at the operating point in the high-speed range (12,000 rpm), where phenomena are complicated by weak field magnetization and high fre…
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Large-scale Loss Analysis of Large Capacity Synchronous Motors and Comparison with Actual Measurements.
Kohei Matsuura, TMEIC Corporation
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Optimization and High-precision Modeling of Permanent Magnet-free Motors
Daisuke Sato, Nagaoka Motor Development Co., Ltd.
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Best of Bosch – The Computational Concerto Orchestrating Finite Element Analysis, Network Methods, and Machine Learning
Stefan KURZ, Robert Bosch GmbH
