2D versus 3D Core FEA: Choose by the Question
Choose two-dimensional or three-dimensional f…
Ler artigo completoBIBLIOTECARecursos de engenharia
Biblioteca técnica
Artigos de engenharia aplicados à seleção, ao projeto e à produção de núcleos de transformadores.
324 artigos
Magnetic Equivalent Circuits for Transformer Cores: Useful Simplifications
A magnetic equivalent circuit is useful when …
Ler artigo completoCore Loss under Distorted Excitation: Data Required before Prediction
Predicting core loss under distorted excitati…
Ler artigo completoMeasuring Voltage Waveforms for Magnetic Model Validation
Voltage-waveform measurements used to validat…
Ler artigo completoFlux Walking: Identify the Converter and Core Boundary
Flux walking is a progressive displacement of…
Ler artigo completoSubharmonic Excitation in Transformer Cores
A small subharmonic voltage component can pro…
Ler artigo completoFrequency Scaling of Core Models: Where Simple Rules Break Down
Changing frequency can change flux excursion,…
Ler artigo completoMinor Hysteresis Loops under Ripple Excitation
Ripple can create smaller magnetic reversals …
Ler artigo completoHarmonic Phase Angles and Core Flux Waveforms
Harmonic phase angles can change the peak and…
Ler artigo completoPeak Flux from Distorted Voltage: Beyond RMS Measurements
Peak flux under distorted voltage is determin…
Ler artigo completoPWM Voltage Applied to Utility-Frequency Transformers: Define the Actual Boundary
A utility-frequency transformer connected to …
Ler artigo completoVolt-Second Balance in Transformer Cores: Waveform Area Matters
Core flux follows voltage-time area per turn.…
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