An Analysis of a Transformerless Dual Active Half-Bridge Converter

This paper proposes a transformerless dual half-bridge converter (TLDAHB). By eliminating the transformer and harnessing the possibility of using a low inductor value, it is possible to minimise the size of the converter. A phase-shift pulse width modulation will result in a wide controlled voltage...

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Main Authors: Sosnowski Robert, Chojowski Maciej, Baszyński Marcin
Format: Article
Language:English
Published: Sciendo 2022-01-01
Series:Power Electronics and Drives
Subjects:
Online Access:https://doi.org/10.2478/pead-2022-0011
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author Sosnowski Robert
Chojowski Maciej
Baszyński Marcin
author_facet Sosnowski Robert
Chojowski Maciej
Baszyński Marcin
author_sort Sosnowski Robert
collection DOAJ
description This paper proposes a transformerless dual half-bridge converter (TLDAHB). By eliminating the transformer and harnessing the possibility of using a low inductor value, it is possible to minimise the size of the converter. A phase-shift pulse width modulation will result in a wide controlled voltage gain of the converter and operation as buck and boost. The theoretical topology analysis, simulation, and experimental results are presented. Theoretical analysis consists of analysis of power transfer and design. In case of experimental research, particular attention was paid to power transfer and efficiency analysis. Near zero switching transient of voltage in the half-bridge topology results with high efficiency.
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spelling doaj.art-a1614a320a854972b85f7df204b4326c2023-03-06T10:30:09ZengSciendoPower Electronics and Drives2543-42922022-01-017114615810.2478/pead-2022-0011An Analysis of a Transformerless Dual Active Half-Bridge ConverterSosnowski Robert0Chojowski Maciej1Baszyński Marcin2AGH University of Science and Technology,Kraków, PolandAGH University of Science and Technology,Kraków, PolandAGH University of Science and Technology,Kraków, PolandThis paper proposes a transformerless dual half-bridge converter (TLDAHB). By eliminating the transformer and harnessing the possibility of using a low inductor value, it is possible to minimise the size of the converter. A phase-shift pulse width modulation will result in a wide controlled voltage gain of the converter and operation as buck and boost. The theoretical topology analysis, simulation, and experimental results are presented. Theoretical analysis consists of analysis of power transfer and design. In case of experimental research, particular attention was paid to power transfer and efficiency analysis. Near zero switching transient of voltage in the half-bridge topology results with high efficiency.https://doi.org/10.2478/pead-2022-0011dc-dc converterbidirectional converterphase-shift controlzero voltage transient
spellingShingle Sosnowski Robert
Chojowski Maciej
Baszyński Marcin
An Analysis of a Transformerless Dual Active Half-Bridge Converter
Power Electronics and Drives
dc-dc converter
bidirectional converter
phase-shift control
zero voltage transient
title An Analysis of a Transformerless Dual Active Half-Bridge Converter
title_full An Analysis of a Transformerless Dual Active Half-Bridge Converter
title_fullStr An Analysis of a Transformerless Dual Active Half-Bridge Converter
title_full_unstemmed An Analysis of a Transformerless Dual Active Half-Bridge Converter
title_short An Analysis of a Transformerless Dual Active Half-Bridge Converter
title_sort analysis of a transformerless dual active half bridge converter
topic dc-dc converter
bidirectional converter
phase-shift control
zero voltage transient
url https://doi.org/10.2478/pead-2022-0011
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