Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization

Inverter play important role in power system especially with it capability on reducing system size and increase efficient. Recent research trend of power electronics system are focusing on multilevel inverter topic in optimization on voltage output, reduce total harmonics distortion, modulation tech...

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Main Author:	Ling, Chin Wan
Format:	Thesis
Language:	English English English
Published:	2016
Subjects:	TK7800-8360 Electronics
Online Access:	http://eprints.uthm.edu.my/769/1/24p%20LING%20CHIN%20WAN.pdf http://eprints.uthm.edu.my/769/2/LING%20CHIN%20WAN%20COPYRIGHT%20DECLARATION.pdf http://eprints.uthm.edu.my/769/3/LING%20CHIN%20WAN%20WATERMARK.pdf
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spelling	my-uthm-ep.7692021-08-30T07:52:14Z Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization 2016-01 Ling, Chin Wan TK7800-8360 Electronics Inverter play important role in power system especially with it capability on reducing system size and increase efficient. Recent research trend of power electronics system are focusing on multilevel inverter topic in optimization on voltage output, reduce total harmonics distortion, modulation technique and switching configuration. Standalone application multilevel inverter is high focused due to the rise of renewable energy policy all around the world. Hence, this research emphasis on identify best topology of multilevel inverter and optimize it among the diode-clamped, capacitor clamped and cascaded H-bridge multilevel inverter to be used for standalone application in term of total harmonics distortion and voltage boosting capability. The first part of research that is identify best topology multilevel inverter is applying sinusoidal pulse width modulation technique. The result shown cascade H-bridge give the best output in both total harmonics distortion (9.27%) and fundamental component voltage (240 Vrms). The research proceed with optimization with fundamental switching frequency method that is optimized harmonic stepped waveform modulation method. The selective harmonics elimination calculation have adapt with genetic algorithm and particle swarm optimization in order to speed up the calculation. Both bio-inspired algorithm is compared in term of total harmonic distortion and selected harmonics elimination for both equal and unequal sources. In overall result shown both algorithm have high accuracy in solving the non-linear equation. However, genetic algorithm shown better output quality in term of selected harmonics elimination where overall no exceeding 0.4%. Particle swarm optimization shows strength in finding best total harmonics distortion where in 7-level cascaded H-bridge multilevel inverter (m=0.8) show 6.8% only as compared to genetic algorithm. Simulation for 3-level, 5-level and 7-level for each multilevel inverter at different circumferences had been done in this research. The result draw out a conclusion where the possibility of having a filterless high efficient invert can be achieve. 2016-01 Thesis http://eprints.uthm.edu.my/769/ http://eprints.uthm.edu.my/769/1/24p%20LING%20CHIN%20WAN.pdf text en public http://eprints.uthm.edu.my/769/2/LING%20CHIN%20WAN%20COPYRIGHT%20DECLARATION.pdf text en staffonly http://eprints.uthm.edu.my/769/3/LING%20CHIN%20WAN%20WATERMARK.pdf text en validuser mphil masters Universiti Tun Hussein Onn Malaysia Fakulti Kejuruteraan Elektrik dan Elektronik
institution	Universiti Tun Hussein Onn Malaysia
collection	UTHM Institutional Repository
language	English English English
topic	TK7800-8360 Electronics
spellingShingle	TK7800-8360 Electronics Ling, Chin Wan Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization
description	Inverter play important role in power system especially with it capability on reducing system size and increase efficient. Recent research trend of power electronics system are focusing on multilevel inverter topic in optimization on voltage output, reduce total harmonics distortion, modulation technique and switching configuration. Standalone application multilevel inverter is high focused due to the rise of renewable energy policy all around the world. Hence, this research emphasis on identify best topology of multilevel inverter and optimize it among the diode-clamped, capacitor clamped and cascaded H-bridge multilevel inverter to be used for standalone application in term of total harmonics distortion and voltage boosting capability. The first part of research that is identify best topology multilevel inverter is applying sinusoidal pulse width modulation technique. The result shown cascade H-bridge give the best output in both total harmonics distortion (9.27%) and fundamental component voltage (240 Vrms). The research proceed with optimization with fundamental switching frequency method that is optimized harmonic stepped waveform modulation method. The selective harmonics elimination calculation have adapt with genetic algorithm and particle swarm optimization in order to speed up the calculation. Both bio-inspired algorithm is compared in term of total harmonic distortion and selected harmonics elimination for both equal and unequal sources. In overall result shown both algorithm have high accuracy in solving the non-linear equation. However, genetic algorithm shown better output quality in term of selected harmonics elimination where overall no exceeding 0.4%. Particle swarm optimization shows strength in finding best total harmonics distortion where in 7-level cascaded H-bridge multilevel inverter (m=0.8) show 6.8% only as compared to genetic algorithm. Simulation for 3-level, 5-level and 7-level for each multilevel inverter at different circumferences had been done in this research. The result draw out a conclusion where the possibility of having a filterless high efficient invert can be achieve.
format	Thesis
qualification_name	Master of Philosophy (M.Phil.)
qualification_level	Master's degree
author	Ling, Chin Wan
author_facet	Ling, Chin Wan
author_sort	Ling, Chin Wan
title	Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization
title_short	Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization
title_full	Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization
title_fullStr	Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization
title_full_unstemmed	Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization
title_sort	harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization
granting_institution	Universiti Tun Hussein Onn Malaysia
granting_department	Fakulti Kejuruteraan Elektrik dan Elektronik
publishDate	2016
url	http://eprints.uthm.edu.my/769/1/24p%20LING%20CHIN%20WAN.pdf http://eprints.uthm.edu.my/769/2/LING%20CHIN%20WAN%20COPYRIGHT%20DECLARATION.pdf http://eprints.uthm.edu.my/769/3/LING%20CHIN%20WAN%20WATERMARK.pdf
_version_	1747830677513961472

Harmonic reduction of a single-phase multilevel inverter using genetic algorithm and particle swarm optimization

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