Transformer / Reactor
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[JAC148] Loss Analysis of a Power Transformer (Flyback Converter)
A magnetic field analysis simulation based on the finite element method (FEM) can precisely evaluate the complex loss distributions of the coil and core, so it is optimal for an a…
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[JAC203] No-Load Test Analysis of Power Transformer
This example focuses on modeling in the analysis of no-load tests in JMAG and obtains the magnetic flux line, current, excitation conductance, and excitation susceptance that can …
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[JAC235] Reactor Core Stray Loss Analysis
In this example, reactor core stray loss is described.
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[JAC221] Confirmation of the Influence from the Reduction of High-Frequency Resistance of a Magnetically Plated Wire Choke Coil
In this example, high frequency resistance values are obtained from choke coil copper loss analysis results using JMAG’s layer coating mesh function, and the effectiveness of redu…
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[JAC202] Core Stray Loss Analysis of Power Transformer
This document introduces runs analysis by modeling the short-circuit test that is conducted when evaluating stray loss and obtains stray loss distribution in the core close to the…
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[JAC238] Hysteresis Loss Analysis in a Reactor with DC Bias
In this example, we will observe the difference between the hysteresis losses calculation method loop count and the play model for the model that is subjected to a DC bias filed o…
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[JAC232] Reactor Joule Loss Analysis
In this example, investigating Joule loss with respect to the positions of air gaps in a reactor is presented.
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[JAC206] Temperature Analysis of an Oil-Immersed Transformer Using a Coupled Magnetic Field and Thermal Fluid Analysis
This document introduces, examples and steps will be shown to obtain heat distribution in a magnetic field analysis for a forced circulation type oil-immersed transformer, map the…
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[JAC185] Analysis of Stray Loss in a Power Transformer
This note obtains loss distribution for each component in drive condition and checks local overheating.
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[JAC146] Analysis of Stray Loss in a Transformer
This Application Note explains how to obtain losses in a transformer tank and use them to evaluate the temperature distribution in each part.
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[JAC132] Loss Analysis of a Three-phase Transformer
This note presents how to obtain the iron and copper losses of a three-phase transformer.
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[JAC078] Loss Analysis of a Sheet Coil Transformer
This Application Note shows how to obtain the iron loss of a sheet coil transformer.
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[JAC117] Iron Loss Analysis of a Transformer
This Application Note presents how to obtain the iron loss and the ratio of hysteresis loss and joule loss within that iron loss for a three-phase transformer.
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[JAC110] Loss Analysis of a Choke Coil
This Application Note shows how to obtain the iron loss and copper loss in a choke coil.
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[JAC075] Iron Loss Analysis of a Reactor
This Application Note analyzes the iron loss of a reactor.
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