A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of Switches

This paper presents a new structure of a multilevel inverter with fewer components, which is suitable for renewable energy sources and industrial loads applications. The structure has three unequal input sources and ten switches that can generate a 15-level output voltage. Furthermore, it can be con...

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Main Authors: Rahim Samanbakhsh, Federico Martin Ibanez, Peyman Koohi, Fernando Martin
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9465149/
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author Rahim Samanbakhsh
Federico Martin Ibanez
Peyman Koohi
Fernando Martin
author_facet Rahim Samanbakhsh
Federico Martin Ibanez
Peyman Koohi
Fernando Martin
author_sort Rahim Samanbakhsh
collection DOAJ
description This paper presents a new structure of a multilevel inverter with fewer components, which is suitable for renewable energy sources and industrial loads applications. The structure has three unequal input sources and ten switches that can generate a 15-level output voltage. Furthermore, it can be connected in cascade for increasing, even more, the number of levels and output voltage. The main feature of the proposed inverter is its very low harmonic distortion at the output voltage and current due to the control method, which is based on the nearest level control method for generating a high-quality output voltage. A typical application of this inverter is in solar cells and wind turbines. Both simulations in Matlab/Simulink and experimental results in a scaled-down prototype validate the proposed theoretical analysis.
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spelling doaj.art-0bb67fb46b9e4619b0879ceb7e0f8e852022-12-21T22:05:03ZengIEEEIEEE Access2169-35362021-01-019922769228710.1109/ACCESS.2021.30926919465149A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of SwitchesRahim Samanbakhsh0https://orcid.org/0000-0002-4387-1071Federico Martin Ibanez1https://orcid.org/0000-0003-1560-4942Peyman Koohi2Fernando Martin3https://orcid.org/0000-0003-2567-3490Skolkovo Institute of Science and Technology, Moscow, RussiaSkolkovo Institute of Science and Technology, Moscow, RussiaSkolkovo Institute of Science and Technology, Moscow, RussiaCEIT-Basque Research and Technology Alliance (BRTA), Donostia/San Sebastián, SpainThis paper presents a new structure of a multilevel inverter with fewer components, which is suitable for renewable energy sources and industrial loads applications. The structure has three unequal input sources and ten switches that can generate a 15-level output voltage. Furthermore, it can be connected in cascade for increasing, even more, the number of levels and output voltage. The main feature of the proposed inverter is its very low harmonic distortion at the output voltage and current due to the control method, which is based on the nearest level control method for generating a high-quality output voltage. A typical application of this inverter is in solar cells and wind turbines. Both simulations in Matlab/Simulink and experimental results in a scaled-down prototype validate the proposed theoretical analysis.https://ieeexplore.ieee.org/document/9465149/Multilevel invertercascading converterslow harmonicslossesdistortion
spellingShingle Rahim Samanbakhsh
Federico Martin Ibanez
Peyman Koohi
Fernando Martin
A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of Switches
IEEE Access
Multilevel inverter
cascading converters
low harmonics
losses
distortion
title A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of Switches
title_full A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of Switches
title_fullStr A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of Switches
title_full_unstemmed A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of Switches
title_short A New Asymmetric Cascaded Multilevel Converter Topology With Reduced Voltage Stress and Number of Switches
title_sort new asymmetric cascaded multilevel converter topology with reduced voltage stress and number of switches
topic Multilevel inverter
cascading converters
low harmonics
losses
distortion
url https://ieeexplore.ieee.org/document/9465149/
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