New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV Applications

This paper proposes a novel multifunctional isolated microinverter which is able to extract the maximum available power from a solar photovoltaic module and inject it into the power grid, while simultaneously charging a battery energy storage system (BESS). The proposed microinverter integrates a no...

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Main Authors: Luis A. M. Barros, Mohamed Tanta, Tiago J. C. Sousa, Joao L. Afonso, J. G. Pinto
Format: Article
Language:English
Published: MDPI AG 2020-08-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/15/4016
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author Luis A. M. Barros
Mohamed Tanta
Tiago J. C. Sousa
Joao L. Afonso
J. G. Pinto
author_facet Luis A. M. Barros
Mohamed Tanta
Tiago J. C. Sousa
Joao L. Afonso
J. G. Pinto
author_sort Luis A. M. Barros
collection DOAJ
description This paper proposes a novel multifunctional isolated microinverter which is able to extract the maximum available power from a solar photovoltaic module and inject it into the power grid, while simultaneously charging a battery energy storage system (BESS). The proposed microinverter integrates a novel DC–DC power converter and a conventional DC–AC power converter. The DC–DC power converter is able to send electrical energy to the secondary side of a high-frequency transformer and to the BESS, using only two power switches. Throughout this paper, the converter topology, the operation modes, the control algorithms, and the development of a laboratory prototype of the proposed microinverter are described in detail. Moreover, simulation and experimental results are presented to demonstrate the feasibility of the proposed solution.
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spelling doaj.art-a3fff5183eea47c39066ea8de25562c12023-11-20T09:00:37ZengMDPI AGEnergies1996-10732020-08-011315401610.3390/en13154016New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV ApplicationsLuis A. M. Barros0Mohamed Tanta1Tiago J. C. Sousa2Joao L. Afonso3J. G. Pinto4Centro ALGORITMI, Universidade do Minho, 4800 Guimarães, PortugalCentro ALGORITMI, Universidade do Minho, 4800 Guimarães, PortugalCentro ALGORITMI, Universidade do Minho, 4800 Guimarães, PortugalCentro ALGORITMI, Universidade do Minho, 4800 Guimarães, PortugalCentro ALGORITMI, Universidade do Minho, 4800 Guimarães, PortugalThis paper proposes a novel multifunctional isolated microinverter which is able to extract the maximum available power from a solar photovoltaic module and inject it into the power grid, while simultaneously charging a battery energy storage system (BESS). The proposed microinverter integrates a novel DC–DC power converter and a conventional DC–AC power converter. The DC–DC power converter is able to send electrical energy to the secondary side of a high-frequency transformer and to the BESS, using only two power switches. Throughout this paper, the converter topology, the operation modes, the control algorithms, and the development of a laboratory prototype of the proposed microinverter are described in detail. Moreover, simulation and experimental results are presented to demonstrate the feasibility of the proposed solution.https://www.mdpi.com/1996-1073/13/15/4016battery energy storage systemmicroinverterMPPTphotovoltaicpush–pull power converter
spellingShingle Luis A. M. Barros
Mohamed Tanta
Tiago J. C. Sousa
Joao L. Afonso
J. G. Pinto
New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV Applications
Energies
battery energy storage system
microinverter
MPPT
photovoltaic
push–pull power converter
title New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV Applications
title_full New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV Applications
title_fullStr New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV Applications
title_full_unstemmed New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV Applications
title_short New Multifunctional Isolated Microinverter with Integrated Energy Storage System for PV Applications
title_sort new multifunctional isolated microinverter with integrated energy storage system for pv applications
topic battery energy storage system
microinverter
MPPT
photovoltaic
push–pull power converter
url https://www.mdpi.com/1996-1073/13/15/4016
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