Magnetic Field
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[L-MA-227] Precise AC Loss Analyses Supporting Superconducting Machine Design
This case study analyzes the losses when applying alternating current to round superconducting wire.
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[L-TR-224] Impedance Characteristics Evaluation of Transformers in Resonant LLC Converters
This case study analyzes a transformer in a resonant LLC converter to obtain the frequency characteristics of the inductance and resistance.
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[JAC324] Core Material Optimization for a DC Reactor
A case study to optimize the dimensions of a DC reactor geometry, the number of turns and core materials simultaneously for minimizing both the maximum temperature and volume is i…
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[JAC318] Vent Duct Design Optimization of a Three-phase Induction Motor
This case study optimizes the vent duct layout of an induction motor by taking into account the ventilation cooling to minimize the core volume and airflow from the cooling fan wh…
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[L-TR-221] Impedance Characteristic Analysis of a Chopper Inductor Used in a DC-to-DC Converter
This case study examines the frequency characteristics of impedance in a chopper inductor with a laminated winding structure and one with a spiral winding structure. The results i…
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Electromagnetic Energy Conversion Device Laboratory, Department of Electrical, Electronics and Computer Engineering, Toyo University (Hane Research Labor…
The Endeavor of Innovative Research:Breathing New Life into the Long History of Electric Machine Research
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[L-MA-220] Evaluations of CORC Cable Characteristics Accounting for Anisotropy
This case study compares the critical current density distributions of CORC cable formed by helically winding REBCO tape around a core obtained through simulations with and withou…
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[L-MA-191] Prediction of Quenching Behavior in High-temperature Superconducting Coils
This case study runs an overcurrent analysis of a no-insulation pancake coil that uses rare-earth barium copper oxide (REBCO) tape as a high-temperature superconductor to predict …
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[W-MO-212] Wide-band Simulation Method for Inductors
This paper describes an approach for modeling a wide-band impedance analysis using an electromagnetic finite element analysis that takes into account displacement currents (Full-W…
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Ohguchi Lab, Department of Electrical and Electronic Engineering, School of Engineering, Tokai University
“Imagination Is More Important than Knowledge”Development of Human Resources with the Critical Thinking and Practical Skills to Contribute to Society
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[L-OP-218] Optimization of Materials as Design Variables
This case study runs a multi-objective geometry and material optimization of an IPM motor to minimize the iron losses and material costs. The material optimization evaluates nine …
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[W-VI-192] Proposal for System-level Noise/Vibration Design Process Using Transfer Functions
This paper proposes a new system-level noise and vibration design process that takes advantage of transfer functions to realize designs that account for the magnetic characteristi…
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[W-SC-215] Quench Analysis of a High-Temperature Superconducting Coil
This paper introduces a simulation to comprehensively analyze the physical phenomenon during a quench event. The case study analyzes a no-insulation pancake coil that uses Rare-ea…
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[W-SC-214] High-temperature Superconductor Analysis Accounting for Anisotropy
This paper examines the need to account for anisotropy in electromagnetic field simulations through the analysis of the CORC cable presented in Fig. 1. This case study evaluates t…
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[L-HT-219] N-T Curve Evaluations Accounting for Short-Time Operation Characteristics
This case study obtains the N-T curves for a nabla-shaped IPM motor under various duty cycles while taking into account the temperature limits of each part. The analysis results i…
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[JAC322] Loss Analysis of a Superconducting Generator
This case study describes a quantitative loss evaluation for the field winding of a low-temperature superconducting generator that uses a superconducting analysis model.
