A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic Applications

This paper introduces a family of single-stage buck-boost DC/AC inverters for photovoltaic (PV) applications. The high-gain feature was attained by applying a multi-winding tapped inductor, and thus, the proposed topologies can generate a grid-level AC output voltage without using additional high st...

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Main Authors: Ben Zhao, Alexander Abramovitz, Chang Liu, Yongheng Yang, Yigeng Huangfu
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/7/1675
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spelling doaj-40a66f9b34e340afafa5d6bf6cbdf5bc2020-11-25T02:10:45ZengMDPI AGEnergies1996-10732020-04-01131675167510.3390/en13071675A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic ApplicationsBen Zhao0Alexander Abramovitz1Chang Liu2Yongheng Yang3Yigeng Huangfu4School of Automation, Northwestern Polytechnical University, Xi’an 710072, ChinaDepartment of Electrical Engineering, Holon Institute of Technology, Holon 58102, IsraelSchool of Automation, Northwestern Polytechnical University, Xi’an 710072, ChinaDepartment of Energy Technology, Aalborg University, 9220 Aalborg, DenmarkSchool of Automation, Northwestern Polytechnical University, Xi’an 710072, ChinaThis paper introduces a family of single-stage buck-boost DC/AC inverters for photovoltaic (PV) applications. The high-gain feature was attained by applying a multi-winding tapped inductor, and thus, the proposed topologies can generate a grid-level AC output voltage without using additional high step-up stages. The proposed topologies had a low component count and consisted of a single magnetic device and three or four power switches. Moreover, the switches were assembled in a push-pull or half/full-bridge arrangement, which allowed using commercial low-cost driver-integrated circuits. In this paper, the operation principle and comparison of the proposed topologies are presented. The feasibility of the proposed topologies was verified by simulations and experimental tests.https://www.mdpi.com/1996-1073/13/7/1675PV microinvertersconverter topologiessingle-stagebuck-boosttapped inductor
collection DOAJ
language English
format Article
sources DOAJ
author Ben Zhao
Alexander Abramovitz
Chang Liu
Yongheng Yang
Yigeng Huangfu
spellingShingle Ben Zhao
Alexander Abramovitz
Chang Liu
Yongheng Yang
Yigeng Huangfu
A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic Applications
Energies
PV microinverters
converter topologies
single-stage
buck-boost
tapped inductor
author_facet Ben Zhao
Alexander Abramovitz
Chang Liu
Yongheng Yang
Yigeng Huangfu
author_sort Ben Zhao
title A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic Applications
title_short A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic Applications
title_full A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic Applications
title_fullStr A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic Applications
title_full_unstemmed A Family of Single-Stage, Buck-Boost Inverters for Photovoltaic Applications
title_sort family of single-stage, buck-boost inverters for photovoltaic applications
publisher MDPI AG
series Energies
issn 1996-1073
publishDate 2020-04-01
description This paper introduces a family of single-stage buck-boost DC/AC inverters for photovoltaic (PV) applications. The high-gain feature was attained by applying a multi-winding tapped inductor, and thus, the proposed topologies can generate a grid-level AC output voltage without using additional high step-up stages. The proposed topologies had a low component count and consisted of a single magnetic device and three or four power switches. Moreover, the switches were assembled in a push-pull or half/full-bridge arrangement, which allowed using commercial low-cost driver-integrated circuits. In this paper, the operation principle and comparison of the proposed topologies are presented. The feasibility of the proposed topologies was verified by simulations and experimental tests.
topic PV microinverters
converter topologies
single-stage
buck-boost
tapped inductor
url https://www.mdpi.com/1996-1073/13/7/1675
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