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[W-MA-88] Improvements in Accuracy of Anomalous Eddy Current Loss Calculations
In this paper, the improvements in the accuracy of anomalous eddy current loss calculations are described.
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[W-SE-72] Reduction of Time Steps by Using Time Periodic Explicit Error Correction Method
In electrical equipment design, Computer Aided Engineering (CAE) software is used to make the best possible products within allowable timelines.
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[W-SE-74] Electromagnetic Force Calculations Using the Adaptive Function
In this report, we clarify the causes of measurement errors for electromagnetic force as well as show that adaptive analysis can be the way to solve this issue. As a calculation m…
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[W-MA-70] Mesh Modeling for Coil AC Loss Analysis
In this report, coil AC loss analysis is examined from the perspective of mesh modeling.
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[W-SE-75] Iterative Calculations and Convergence Characteristics
In this report, we will explain the convergence criteria of a local quantity and the improvement of the determination of convergence of ICCG. And then, we describe that these idea…
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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-SE-73] Influence of Element Shapes Near the Coil on Convergence
Mesh is essential for the accuracy and convergence of iterative calculations such as ICCG in the finite element method.
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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-HU-71] Notes on Performance Evaluation and Hardware Selection of JMAG Parallel Solver
This document can be thought of as pointers and precautions for hardware selection and software operation.
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[W-MA-67] On the Geometry Edge Effects in Laminated Steel Sheet Eddy Current Loss Analysis
As rotating machines increase in speed and geometries become more complicated, prediction of performance by loss calculations become increasingly important.
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[W-MA-51] Understanding Electromagnetic Phenomena in Steel Sheets Through Simulation
Overview1. IntroductionDiscussions so far have focused on the degree to which agreement was found with respect to total loss on actual measurements and analysis in iron loss evalu…
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[W-SE-53] Transition to Steady State in a Short Time
In the following, it is shown that the steady state analysis results can be obtained with less number of time steps by using the TP-EEC method.
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[W-MO-23] Measurement of PM Motor Vibration/Noise and Analysis Modeling
Overview1. IntroductionWhile miniaturization and efficiency optimization are always in demand in motor development, demand is also increasing for the reduction of vibration and no…
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[W-TR-15] Loss Evaluation of a Transformer Shield Based on the Homogenization Method
In this paper, each electromagnetic steel sheet of the shield is not modeled; by applying the homogenization method which replaces magnetically and electrically equivalent materia…
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[W-MA-50] Effectiveness and Limits of 2D Analysis from Loss Analysis
In electromagnetic field analysis, 2D analysis (FEM) that include iron loss evaluations are widely used as a way to find a balance between finely detailed analysis and convenient …
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[W-MB-63] Method for Determining the Optimum Resolution of JMAG-RT Model
In this paper, we present a method to increase the resolution of a JMAG-RT model iteratively while performing system simulation.
