A New Multilevel Inverter Topology for Grid-Connected Photovoltaic Systems

The demand for clean and sustainable energy has spurred research in all forms of renewable energy sources, including solar energy from photovoltaic systems. Grid-connected photovoltaic systems (GCPS) provide an effective solution to integrate solar energy into the existing grid. A key component of t...

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Main Authors: Muhammad Bilal Satti, Ammar Hasan, Mian Ilyas Ahmad
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:International Journal of Photoenergy
Online Access:http://dx.doi.org/10.1155/2018/9704346
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author Muhammad Bilal Satti
Ammar Hasan
Mian Ilyas Ahmad
author_facet Muhammad Bilal Satti
Ammar Hasan
Mian Ilyas Ahmad
author_sort Muhammad Bilal Satti
collection DOAJ
description The demand for clean and sustainable energy has spurred research in all forms of renewable energy sources, including solar energy from photovoltaic systems. Grid-connected photovoltaic systems (GCPS) provide an effective solution to integrate solar energy into the existing grid. A key component of the GCPS is the inverter. The inverter can have a significant impact on the overall performance of the GCPS, including maximum power point (MPP) tracking, total harmonic distortion (THD), and efficiency. Multilevel inverters are one of the most promising classes of converters that offer a low THD. In this paper, we propose a new multilevel inverter topology with the motivation to improve all the three aforementioned aspects of performance. The proposed topology is controlled through direct model predictive control (DMPC), which is state of the art in control techniques. We compare the performance of the proposed topology with the topologies reported in literature. The proposed topology offers one of the best efficiency, MPP tracking, and voltage THD.
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institution Kabale University
issn 1110-662X
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language English
publishDate 2018-01-01
publisher Wiley
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series International Journal of Photoenergy
spelling doaj-art-2d22e8918737460899689264e20a81f82025-02-03T01:20:54ZengWileyInternational Journal of Photoenergy1110-662X1687-529X2018-01-01201810.1155/2018/97043469704346A New Multilevel Inverter Topology for Grid-Connected Photovoltaic SystemsMuhammad Bilal Satti0Ammar Hasan1Mian Ilyas Ahmad2School of Electrical Engineering and Computer Science (SEECS), National University of Science and Technology, Islamabad, PakistanSchool of Electrical Engineering and Computer Science (SEECS), National University of Science and Technology, Islamabad, PakistanResearch Center for Modeling and Simulation (RCMS), National University of Sciences and Technology (NUST), Islamabad, PakistanThe demand for clean and sustainable energy has spurred research in all forms of renewable energy sources, including solar energy from photovoltaic systems. Grid-connected photovoltaic systems (GCPS) provide an effective solution to integrate solar energy into the existing grid. A key component of the GCPS is the inverter. The inverter can have a significant impact on the overall performance of the GCPS, including maximum power point (MPP) tracking, total harmonic distortion (THD), and efficiency. Multilevel inverters are one of the most promising classes of converters that offer a low THD. In this paper, we propose a new multilevel inverter topology with the motivation to improve all the three aforementioned aspects of performance. The proposed topology is controlled through direct model predictive control (DMPC), which is state of the art in control techniques. We compare the performance of the proposed topology with the topologies reported in literature. The proposed topology offers one of the best efficiency, MPP tracking, and voltage THD.http://dx.doi.org/10.1155/2018/9704346
spellingShingle Muhammad Bilal Satti
Ammar Hasan
Mian Ilyas Ahmad
A New Multilevel Inverter Topology for Grid-Connected Photovoltaic Systems
International Journal of Photoenergy
title A New Multilevel Inverter Topology for Grid-Connected Photovoltaic Systems
title_full A New Multilevel Inverter Topology for Grid-Connected Photovoltaic Systems
title_fullStr A New Multilevel Inverter Topology for Grid-Connected Photovoltaic Systems
title_full_unstemmed A New Multilevel Inverter Topology for Grid-Connected Photovoltaic Systems
title_short A New Multilevel Inverter Topology for Grid-Connected Photovoltaic Systems
title_sort new multilevel inverter topology for grid connected photovoltaic systems
url http://dx.doi.org/10.1155/2018/9704346
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