Nonlinear Power Inductors for Large Current Crest Factors

A practical method is presented: how to adjust the inductance curve of a nonlinear (saturable) inductor with respect to a desired shape. For this purpose, a nonlinear model was developed based on finite element method (FEM). It is shown how a highly efficient construction with low stray fields and m...

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Main Authors: Alexander Stadler, Tobias Stolzke, Christof Gulden
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Journal of Engineering
Online Access:http://dx.doi.org/10.1155/2013/687581
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author Alexander Stadler
Tobias Stolzke
Christof Gulden
author_facet Alexander Stadler
Tobias Stolzke
Christof Gulden
author_sort Alexander Stadler
collection DOAJ
description A practical method is presented: how to adjust the inductance curve of a nonlinear (saturable) inductor with respect to a desired shape. For this purpose, a nonlinear model was developed based on finite element method (FEM). It is shown how a highly efficient construction with low stray fields and maximum package density can be achieved. Different prototype inductors were realized to illustrate the practical capability of photovoltaic (PV) inverters as well as active power factor correction (PFC) applications. All simulations are verified by means of experimental data drawn from electrical measurements.
format Article
id doaj-art-5da59ff2b2e249a3a15b6c4f43638f77
institution Kabale University
issn 2314-4904
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language English
publishDate 2013-01-01
publisher Wiley
record_format Article
series Journal of Engineering
spelling doaj-art-5da59ff2b2e249a3a15b6c4f43638f772025-02-03T01:21:59ZengWileyJournal of Engineering2314-49042314-49122013-01-01201310.1155/2013/687581687581Nonlinear Power Inductors for Large Current Crest FactorsAlexander Stadler0Tobias Stolzke1Christof Gulden2STS Spezial-Transformatoren-Stockach GmbH & Co. KG, Am Krottenbühl 1, 78333 Stockach, GermanySTS Spezial-Transformatoren-Stockach GmbH & Co. KG, Am Krottenbühl 1, 78333 Stockach, GermanySTS Spezial-Transformatoren-Stockach GmbH & Co. KG, Am Krottenbühl 1, 78333 Stockach, GermanyA practical method is presented: how to adjust the inductance curve of a nonlinear (saturable) inductor with respect to a desired shape. For this purpose, a nonlinear model was developed based on finite element method (FEM). It is shown how a highly efficient construction with low stray fields and maximum package density can be achieved. Different prototype inductors were realized to illustrate the practical capability of photovoltaic (PV) inverters as well as active power factor correction (PFC) applications. All simulations are verified by means of experimental data drawn from electrical measurements.http://dx.doi.org/10.1155/2013/687581
spellingShingle Alexander Stadler
Tobias Stolzke
Christof Gulden
Nonlinear Power Inductors for Large Current Crest Factors
Journal of Engineering
title Nonlinear Power Inductors for Large Current Crest Factors
title_full Nonlinear Power Inductors for Large Current Crest Factors
title_fullStr Nonlinear Power Inductors for Large Current Crest Factors
title_full_unstemmed Nonlinear Power Inductors for Large Current Crest Factors
title_short Nonlinear Power Inductors for Large Current Crest Factors
title_sort nonlinear power inductors for large current crest factors
url http://dx.doi.org/10.1155/2013/687581
work_keys_str_mv AT alexanderstadler nonlinearpowerinductorsforlargecurrentcrestfactors
AT tobiasstolzke nonlinearpowerinductorsforlargecurrentcrestfactors
AT christofgulden nonlinearpowerinductorsforlargecurrentcrestfactors