A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC Source

This paper discloses a novel switched capacitor (SC)-based 7-level inverter with a single DC source. The proposed inverter has the ability to self-balancing the voltage of the capacitor without using a closed-loop voltage balancing circuit. Two capacitors are equally charged by the input source owin...

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Main Authors: Yatindra Gopal, Kaibalya Prasad Panda, Akanksha Kumari, Julio C. Rosas-Caro
Format: Article
Language:English
Published: Wiley 2023-01-01
Series:International Transactions on Electrical Energy Systems
Online Access:http://dx.doi.org/10.1155/2023/5545081
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author Yatindra Gopal
Kaibalya Prasad Panda
Akanksha Kumari
Julio C. Rosas-Caro
author_facet Yatindra Gopal
Kaibalya Prasad Panda
Akanksha Kumari
Julio C. Rosas-Caro
author_sort Yatindra Gopal
collection DOAJ
description This paper discloses a novel switched capacitor (SC)-based 7-level inverter with a single DC source. The proposed inverter has the ability to self-balancing the voltage of the capacitor without using a closed-loop voltage balancing circuit. Two capacitors are equally charged by the input source owing to the series-parallel charging and discharging continuously in a full cycle. The proposed 7-level SC inverter requires less number of switches, driver diodes, and capacitors and a lower number of semiconductor switches than most recently developed topologies. Furthermore, four out of the eight switches operate at the fundamental frequency, which simplifies the control scheme. A fundamental frequency switching scheme is used to control the output of the inverter. The self-balancing and voltage-boosting features of the proposed structure are validated on MATLAB/software platform and verified experimentally.
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spelling doaj.art-0852aed41bfe483cb2f14770c10e281c2025-02-03T05:52:23ZengWileyInternational Transactions on Electrical Energy Systems2050-70382023-01-01202310.1155/2023/5545081A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC SourceYatindra Gopal0Kaibalya Prasad Panda1Akanksha Kumari2Julio C. Rosas-Caro3Department of Electrical and Electronics EngineeringDepartment of Electrical EngineeringDepartment of Electronics and Communication EngineeringFacultad de IngenieriaThis paper discloses a novel switched capacitor (SC)-based 7-level inverter with a single DC source. The proposed inverter has the ability to self-balancing the voltage of the capacitor without using a closed-loop voltage balancing circuit. Two capacitors are equally charged by the input source owing to the series-parallel charging and discharging continuously in a full cycle. The proposed 7-level SC inverter requires less number of switches, driver diodes, and capacitors and a lower number of semiconductor switches than most recently developed topologies. Furthermore, four out of the eight switches operate at the fundamental frequency, which simplifies the control scheme. A fundamental frequency switching scheme is used to control the output of the inverter. The self-balancing and voltage-boosting features of the proposed structure are validated on MATLAB/software platform and verified experimentally.http://dx.doi.org/10.1155/2023/5545081
spellingShingle Yatindra Gopal
Kaibalya Prasad Panda
Akanksha Kumari
Julio C. Rosas-Caro
A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC Source
International Transactions on Electrical Energy Systems
title A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC Source
title_full A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC Source
title_fullStr A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC Source
title_full_unstemmed A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC Source
title_short A Switched-Capacitor-Based 7-Level Self-Balancing High-Gain Inverter Employing a Single DC Source
title_sort switched capacitor based 7 level self balancing high gain inverter employing a single dc source
url http://dx.doi.org/10.1155/2023/5545081
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