A bidirectional hybrid switched inductor converter with wide voltage conversion range

Abstract A bidirectional hybrid switched inductor converter (BHSI) is proposed in this paper. The converter uses an inductor switching cell in order to achieve a wide voltage conversion range, smaller passive components, and lower stress on the active devices. Apart from these advantages, the introd...

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Main Authors: Dan Hulea, Octavian Cornea, Nicolae Muntean, Babak Fahimi
Format: Article
Language:English
Published: Wiley 2021-08-01
Series:IET Power Electronics
Subjects:
Online Access:https://doi.org/10.1049/pel2.12138
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author Dan Hulea
Octavian Cornea
Nicolae Muntean
Babak Fahimi
author_facet Dan Hulea
Octavian Cornea
Nicolae Muntean
Babak Fahimi
author_sort Dan Hulea
collection DOAJ
description Abstract A bidirectional hybrid switched inductor converter (BHSI) is proposed in this paper. The converter uses an inductor switching cell in order to achieve a wide voltage conversion range, smaller passive components, and lower stress on the active devices. Apart from these advantages, the introduction of the additional inductor in the switching cell does not increase the complexity of the control structure, as is usually the case with other topologies with multiple components. The BHSI is compared, in terms of inductor/capacitor energies and total device stress, to other state‐of‐the‐art topologies and its advantages are highlighted. Two 3 kW prototypes were built, using Si‐MOSFETs and GaN‐FETs, in order to analyse their performances from the efficiency point of view, and to validate the theoretical findings. The stability analysis of the converter is performed and tested in a supercapacitor storage application, resulting in a good operation in both charge and discharge modes.
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spelling doaj.art-ff46d1f31a524142a8891b10eefc5d2b2022-12-22T03:17:22ZengWileyIET Power Electronics1755-45351755-45432021-08-0114101753176710.1049/pel2.12138A bidirectional hybrid switched inductor converter with wide voltage conversion rangeDan Hulea0Octavian Cornea1Nicolae Muntean2Babak Fahimi3Electrical Engineering Department Politehnica University of Timisoara Timisoara RomaniaElectrical Engineering Department Politehnica University of Timisoara Timisoara RomaniaElectrical Engineering Department Politehnica University of Timisoara Timisoara RomaniaRenewable Energy and Vehicular Technology Laboratory The University of Texas at Dallas Richardson Texas USAAbstract A bidirectional hybrid switched inductor converter (BHSI) is proposed in this paper. The converter uses an inductor switching cell in order to achieve a wide voltage conversion range, smaller passive components, and lower stress on the active devices. Apart from these advantages, the introduction of the additional inductor in the switching cell does not increase the complexity of the control structure, as is usually the case with other topologies with multiple components. The BHSI is compared, in terms of inductor/capacitor energies and total device stress, to other state‐of‐the‐art topologies and its advantages are highlighted. Two 3 kW prototypes were built, using Si‐MOSFETs and GaN‐FETs, in order to analyse their performances from the efficiency point of view, and to validate the theoretical findings. The stability analysis of the converter is performed and tested in a supercapacitor storage application, resulting in a good operation in both charge and discharge modes.https://doi.org/10.1049/pel2.12138Power electronics, supply and supervisory circuitsInsulated gate field effect transistorsCapacitorsTransformers and reactorsPower convertors and power supplies to apparatusStorage in electrical energy
spellingShingle Dan Hulea
Octavian Cornea
Nicolae Muntean
Babak Fahimi
A bidirectional hybrid switched inductor converter with wide voltage conversion range
IET Power Electronics
Power electronics, supply and supervisory circuits
Insulated gate field effect transistors
Capacitors
Transformers and reactors
Power convertors and power supplies to apparatus
Storage in electrical energy
title A bidirectional hybrid switched inductor converter with wide voltage conversion range
title_full A bidirectional hybrid switched inductor converter with wide voltage conversion range
title_fullStr A bidirectional hybrid switched inductor converter with wide voltage conversion range
title_full_unstemmed A bidirectional hybrid switched inductor converter with wide voltage conversion range
title_short A bidirectional hybrid switched inductor converter with wide voltage conversion range
title_sort bidirectional hybrid switched inductor converter with wide voltage conversion range
topic Power electronics, supply and supervisory circuits
Insulated gate field effect transistors
Capacitors
Transformers and reactors
Power convertors and power supplies to apparatus
Storage in electrical energy
url https://doi.org/10.1049/pel2.12138
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