A Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System

To date, the grid-connected solar photovoltaic (PV) system has drawn consideration from researchers and academicians due to the speedy improvement and the declining price of solar panels. The proficiency and dependability of a grid integrated PV system rest mainly on the power conversion unit and th...

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Autores principales: Md. Tariqul Islam, Hady H. Fayek, Eugen Rusu, Md. Fayzur Rahman
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Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/043c2cf686f64eaf9b8a629674263fdd
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spelling oai:doaj.org-article:043c2cf686f64eaf9b8a629674263fdd2021-11-11T19:40:52ZA Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System10.3390/su1321120182071-1050https://doaj.org/article/043c2cf686f64eaf9b8a629674263fdd2021-10-01T00:00:00Zhttps://www.mdpi.com/2071-1050/13/21/12018https://doaj.org/toc/2071-1050To date, the grid-connected solar photovoltaic (PV) system has drawn consideration from researchers and academicians due to the speedy improvement and the declining price of solar panels. The proficiency and dependability of a grid integrated PV system rest mainly on the power conversion unit and the proper controlling mechanism. This paper introduces a novel asymmetric hexagonal-shaped fifteen-level inverter designed to feed a grid-integrated solar PV system. First, it aims to reduce the number of components and thereby decrease the installation space and cost of the multilevel inverter. Moreover, it has a low total blocking voltage (TBV) and total device rating (TDR) and uses few switching devices for generating per level of output voltage. The proposed topology utilizes only eight switching devices for generating fifteen levels at the output, which is lower than conventional multilevel inverter topologies. Here, a low-frequency modulation scheme using the half-height (HH) method generates switching pulses to minimize the complexity. The proposed multilevel inverter topology is also validated through the simulations in the MATLAB SIMULINK environment. The proposed inverter need for filters is illustrated according to different grid codes for integrating PV systems to the grid.Md. Tariqul IslamHady H. FayekEugen RusuMd. Fayzur RahmanMDPI AGarticlephotovoltaic systemasymmetrichexagonal-shapedtotal blocking voltagetotal device ratinghalf-height methodEnvironmental effects of industries and plantsTD194-195Renewable energy sourcesTJ807-830Environmental sciencesGE1-350ENSustainability, Vol 13, Iss 12018, p 12018 (2021)
institution DOAJ
collection DOAJ
language EN
topic photovoltaic system
asymmetric
hexagonal-shaped
total blocking voltage
total device rating
half-height method
Environmental effects of industries and plants
TD194-195
Renewable energy sources
TJ807-830
Environmental sciences
GE1-350
spellingShingle photovoltaic system
asymmetric
hexagonal-shaped
total blocking voltage
total device rating
half-height method
Environmental effects of industries and plants
TD194-195
Renewable energy sources
TJ807-830
Environmental sciences
GE1-350
Md. Tariqul Islam
Hady H. Fayek
Eugen Rusu
Md. Fayzur Rahman
A Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System
description To date, the grid-connected solar photovoltaic (PV) system has drawn consideration from researchers and academicians due to the speedy improvement and the declining price of solar panels. The proficiency and dependability of a grid integrated PV system rest mainly on the power conversion unit and the proper controlling mechanism. This paper introduces a novel asymmetric hexagonal-shaped fifteen-level inverter designed to feed a grid-integrated solar PV system. First, it aims to reduce the number of components and thereby decrease the installation space and cost of the multilevel inverter. Moreover, it has a low total blocking voltage (TBV) and total device rating (TDR) and uses few switching devices for generating per level of output voltage. The proposed topology utilizes only eight switching devices for generating fifteen levels at the output, which is lower than conventional multilevel inverter topologies. Here, a low-frequency modulation scheme using the half-height (HH) method generates switching pulses to minimize the complexity. The proposed multilevel inverter topology is also validated through the simulations in the MATLAB SIMULINK environment. The proposed inverter need for filters is illustrated according to different grid codes for integrating PV systems to the grid.
format article
author Md. Tariqul Islam
Hady H. Fayek
Eugen Rusu
Md. Fayzur Rahman
author_facet Md. Tariqul Islam
Hady H. Fayek
Eugen Rusu
Md. Fayzur Rahman
author_sort Md. Tariqul Islam
title A Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System
title_short A Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System
title_full A Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System
title_fullStr A Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System
title_full_unstemmed A Novel Hexagonal-Shaped Multilevel Inverter with Reduced Switches for Grid-Integrated Photovoltaic System
title_sort novel hexagonal-shaped multilevel inverter with reduced switches for grid-integrated photovoltaic system
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/043c2cf686f64eaf9b8a629674263fdd
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