DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common Ground

This paper presents a new concept and research results of DC-DC high-voltage-gain, high-frequency step-up resonant converters. The proposed topologies are optimized towards minimizing the number of switches and improvements in efficiency. Another relevant advantage of such type of converters is that...

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Main Authors: Robert Stala, Zbigniew Waradzyn, Szymon Folmer
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/21/5657
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author Robert Stala
Zbigniew Waradzyn
Szymon Folmer
author_facet Robert Stala
Zbigniew Waradzyn
Szymon Folmer
author_sort Robert Stala
collection DOAJ
description This paper presents a new concept and research results of DC-DC high-voltage-gain, high-frequency step-up resonant converters. The proposed topologies are optimized towards minimizing the number of switches and improvements in efficiency. Another relevant advantage of such type of converters is that they have a common input and output negative point. The proposed converters are based on the resonant switched-capacitor voltage multiplier circuit, and that is why they are compared with a classic converter from this family. The included results show the operating principle, possible switching methods with the consideration of their impact on the voltage gain level, as well as the voltage and current ripples. The operating concepts and analytical calculations are confirmed by simulation and experimental results.
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spelling doaj.art-d083c426756646f9b6a8eee3d3d136002023-11-20T19:00:31ZengMDPI AGEnergies1996-10732020-10-011321565710.3390/en13215657DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common GroundRobert Stala0Zbigniew Waradzyn1Szymon Folmer2Department of Power Electronics and Energy Control Systems, Faculty of Electrical Engineering, Automatics, Computer Science and Biomedical Engineering, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, PolandDepartment of Power Electronics and Energy Control Systems, Faculty of Electrical Engineering, Automatics, Computer Science and Biomedical Engineering, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, PolandDepartment of Power Electronics and Energy Control Systems, Faculty of Electrical Engineering, Automatics, Computer Science and Biomedical Engineering, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, PolandThis paper presents a new concept and research results of DC-DC high-voltage-gain, high-frequency step-up resonant converters. The proposed topologies are optimized towards minimizing the number of switches and improvements in efficiency. Another relevant advantage of such type of converters is that they have a common input and output negative point. The proposed converters are based on the resonant switched-capacitor voltage multiplier circuit, and that is why they are compared with a classic converter from this family. The included results show the operating principle, possible switching methods with the consideration of their impact on the voltage gain level, as well as the voltage and current ripples. The operating concepts and analytical calculations are confirmed by simulation and experimental results.https://www.mdpi.com/1996-1073/13/21/5657DC-DC converterresonant converterhigh-voltage-gain converterswitched-capacitor converterinductiveless converter
spellingShingle Robert Stala
Zbigniew Waradzyn
Szymon Folmer
DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common Ground
Energies
DC-DC converter
resonant converter
high-voltage-gain converter
switched-capacitor converter
inductiveless converter
title DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common Ground
title_full DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common Ground
title_fullStr DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common Ground
title_full_unstemmed DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common Ground
title_short DC-DC High-Voltage-Gain Converters with Low Count of Switches and Common Ground
title_sort dc dc high voltage gain converters with low count of switches and common ground
topic DC-DC converter
resonant converter
high-voltage-gain converter
switched-capacitor converter
inductiveless converter
url https://www.mdpi.com/1996-1073/13/21/5657
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