An Effective Technique for Reducing Total Harmonics Distortion of Multilevel Inverter

In this paper, an adaptive neuro fuzzy interference system (ANFIS) is proposed for eliminating voltage harmonics present in the multilevel inverter. It is achieved by reducing the total harmonic distortion (THD) present in the multilevel inverter output voltage. Here, the voltage variation of the mu...

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Main Authors: Nageswara Rao G., Chandra Sekhar K., Sangameswararaju P.
Format: Article
Language:English
Published: De Gruyter 2018-07-01
Series:Journal of Intelligent Systems
Subjects:
Online Access:https://doi.org/10.1515/jisys-2016-0210
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author Nageswara Rao G.
Chandra Sekhar K.
Sangameswararaju P.
author_facet Nageswara Rao G.
Chandra Sekhar K.
Sangameswararaju P.
author_sort Nageswara Rao G.
collection DOAJ
description In this paper, an adaptive neuro fuzzy interference system (ANFIS) is proposed for eliminating voltage harmonics present in the multilevel inverter. It is achieved by reducing the total harmonic distortion (THD) present in the multilevel inverter output voltage. Here, the voltage variation of the multilevel inverter is determined from the actual load voltage and the reference voltage. The voltage variations at different time intervals have been applied to the ANFIS. According to the voltage variations, the switching angles can be generated from the interference system. These switching angles can make the multilevel inverter output voltage with reduced THD. The proposed technique is implemented in the MATLAB/simulink working platform. The effectiveness of the proposed method is evaluated by the multilevel inverter output voltage without controller and with neuro fuzzy controller (NFC).
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spelling doaj.art-47cb2b33b9564434925f5b44f3ea6f0d2022-12-21T21:59:47ZengDe GruyterJournal of Intelligent Systems0334-18602191-026X2018-07-0127343344610.1515/jisys-2016-0210An Effective Technique for Reducing Total Harmonics Distortion of Multilevel InverterNageswara Rao G.0Chandra Sekhar K.1Sangameswararaju P.2Department of Electrical and Electronics Engineering, Chalapathi Institute of Engineering and Technology Lam, Guntur, AP, IndiaDepartment of Electrical and Electronics Engineering, R.V.R and J.C. College of Engineering, Guntur, IndiaDepartment of Electrical Engineering, S.V. University, Tirupathi, Andhra Pradesh, IndiaIn this paper, an adaptive neuro fuzzy interference system (ANFIS) is proposed for eliminating voltage harmonics present in the multilevel inverter. It is achieved by reducing the total harmonic distortion (THD) present in the multilevel inverter output voltage. Here, the voltage variation of the multilevel inverter is determined from the actual load voltage and the reference voltage. The voltage variations at different time intervals have been applied to the ANFIS. According to the voltage variations, the switching angles can be generated from the interference system. These switching angles can make the multilevel inverter output voltage with reduced THD. The proposed technique is implemented in the MATLAB/simulink working platform. The effectiveness of the proposed method is evaluated by the multilevel inverter output voltage without controller and with neuro fuzzy controller (NFC).https://doi.org/10.1515/jisys-2016-0210thdmultilevel inverteranfisnfcswitching angle
spellingShingle Nageswara Rao G.
Chandra Sekhar K.
Sangameswararaju P.
An Effective Technique for Reducing Total Harmonics Distortion of Multilevel Inverter
Journal of Intelligent Systems
thd
multilevel inverter
anfis
nfc
switching angle
title An Effective Technique for Reducing Total Harmonics Distortion of Multilevel Inverter
title_full An Effective Technique for Reducing Total Harmonics Distortion of Multilevel Inverter
title_fullStr An Effective Technique for Reducing Total Harmonics Distortion of Multilevel Inverter
title_full_unstemmed An Effective Technique for Reducing Total Harmonics Distortion of Multilevel Inverter
title_short An Effective Technique for Reducing Total Harmonics Distortion of Multilevel Inverter
title_sort effective technique for reducing total harmonics distortion of multilevel inverter
topic thd
multilevel inverter
anfis
nfc
switching angle
url https://doi.org/10.1515/jisys-2016-0210
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