Modelling of High Frequency Converter Transformer with Floating Active Inductor

As number of digital electronics and power electronics based devices has risen recently, the fields of application for high frequency transformers have been increased. Aircraft industry, solar converters, electric drives, medical imaging systems and similar applications contain high frequency transf...

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Main Authors: Mustafa Konal, Mehmet Onur Gulbahce, Cengiz Polat Uzunoglu, Fırat Kacar
Format: Article
Language:English
Published: Kaunas University of Technology 2018-12-01
Series:Elektronika ir Elektrotechnika
Subjects:
Online Access:http://eejournal.ktu.lt/index.php/elt/article/view/22291
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author Mustafa Konal
Mehmet Onur Gulbahce
Cengiz Polat Uzunoglu
Fırat Kacar
author_facet Mustafa Konal
Mehmet Onur Gulbahce
Cengiz Polat Uzunoglu
Fırat Kacar
author_sort Mustafa Konal
collection DOAJ
description As number of digital electronics and power electronics based devices has risen recently, the fields of application for high frequency transformers have been increased. Aircraft industry, solar converters, electric drives, medical imaging systems and similar applications contain high frequency transformer operations. To express proper operation of transformers, equivalent circuit based analysis is conducted for typical transformers in which circuit parameters obtained. Rather than a conventional equivalent circuit analysis, a delicate analysis based on novel floating active inductor employed equivalent circuit is proposed for modelling of high frequency transformer characteristics. In this study, high frequency operated 2500 W 311 V/200 V transformer is investigated for frequency spectrum between 20 kHz and 200 kHz. Measured characteristics of investigated transformer are compared with the characteristics of proposed equivalent circuit. Proposed floating active inductor is designed with MOSFETs and can be tuned for wide frequency spectrum adaptively. In addition, proposed equivalent circuit is capable of modelling various high frequency transformers for different frequency values. DOI: http://dx.doi.org/10.5755/j01.eie.24.6.22291
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spelling doaj.art-b98257ee68ab4057b55bbdf4e81184ac2022-12-21T23:52:37ZengKaunas University of TechnologyElektronika ir Elektrotechnika1392-12152029-57312018-12-01246505410.5755/j01.eie.24.6.2229122291Modelling of High Frequency Converter Transformer with Floating Active InductorMustafa KonalMehmet Onur GulbahceCengiz Polat UzunogluFırat KacarAs number of digital electronics and power electronics based devices has risen recently, the fields of application for high frequency transformers have been increased. Aircraft industry, solar converters, electric drives, medical imaging systems and similar applications contain high frequency transformer operations. To express proper operation of transformers, equivalent circuit based analysis is conducted for typical transformers in which circuit parameters obtained. Rather than a conventional equivalent circuit analysis, a delicate analysis based on novel floating active inductor employed equivalent circuit is proposed for modelling of high frequency transformer characteristics. In this study, high frequency operated 2500 W 311 V/200 V transformer is investigated for frequency spectrum between 20 kHz and 200 kHz. Measured characteristics of investigated transformer are compared with the characteristics of proposed equivalent circuit. Proposed floating active inductor is designed with MOSFETs and can be tuned for wide frequency spectrum adaptively. In addition, proposed equivalent circuit is capable of modelling various high frequency transformers for different frequency values. DOI: http://dx.doi.org/10.5755/j01.eie.24.6.22291http://eejournal.ktu.lt/index.php/elt/article/view/22291high-frequency transformersactive inductorstransconductanceequivalent circuits.
spellingShingle Mustafa Konal
Mehmet Onur Gulbahce
Cengiz Polat Uzunoglu
Fırat Kacar
Modelling of High Frequency Converter Transformer with Floating Active Inductor
Elektronika ir Elektrotechnika
high-frequency transformers
active inductors
transconductance
equivalent circuits.
title Modelling of High Frequency Converter Transformer with Floating Active Inductor
title_full Modelling of High Frequency Converter Transformer with Floating Active Inductor
title_fullStr Modelling of High Frequency Converter Transformer with Floating Active Inductor
title_full_unstemmed Modelling of High Frequency Converter Transformer with Floating Active Inductor
title_short Modelling of High Frequency Converter Transformer with Floating Active Inductor
title_sort modelling of high frequency converter transformer with floating active inductor
topic high-frequency transformers
active inductors
transconductance
equivalent circuits.
url http://eejournal.ktu.lt/index.php/elt/article/view/22291
work_keys_str_mv AT mustafakonal modellingofhighfrequencyconvertertransformerwithfloatingactiveinductor
AT mehmetonurgulbahce modellingofhighfrequencyconvertertransformerwithfloatingactiveinductor
AT cengizpolatuzunoglu modellingofhighfrequencyconvertertransformerwithfloatingactiveinductor
AT fıratkacar modellingofhighfrequencyconvertertransformerwithfloatingactiveinductor