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Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique

Multilevel inverters (MLI) have an important portion in power processing in power systems. These inverters have some inherent advantages such as ability to operate with high power and voltage, improved output waveform quality, and flexibility, which make them attractive and more popular. In recent y...

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Main Author: Abd. Razak, Aisyah
Format: Thesis
Language:English
Published: 2019
Subjects:
TK Electrical engineering. Electronics Nuclear engineering
Online Access:http://eprints.utm.my/id/eprint/85749/1/AisyahAbdRazakMSKE2019.pdf
http://eprints.utm.my/id/eprint/85749/
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spelling my.utm.857492020-07-30T07:30:42Z http://eprints.utm.my/id/eprint/85749/ Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique Abd. Razak, Aisyah TK Electrical engineering. Electronics Nuclear engineering Multilevel inverters (MLI) have an important portion in power processing in power systems. These inverters have some inherent advantages such as ability to operate with high power and voltage, improved output waveform quality, and flexibility, which make them attractive and more popular. In recent years, research on multilevel inverters with reduction of components is gaining interest. The reduction offers plenty of advantages namely, the reliability, volume and control simplicity. In this project, Nearest DC Level Control (NLC) modulation technique will be studied and designed for a newly developed multilevel inverter with reduction in components. The proposed NLC modulation is a fundamental frequency switching technique that may have some advantages when applied to multilevel inverters as compared to conventional carrier based PWM modulation. For the study, new topology of nine-level asymmetrical multilevel inverter model will be developed using MATLAB. A proposed NLC techniques will be also developed. The inverter model will be simulated using the same resistor load value. The discussion will be on the shape of the harmonics profile and Total Harmonic Distortion (THD) value. 2019 Thesis NonPeerReviewed application/pdf en http://eprints.utm.my/id/eprint/85749/1/AisyahAbdRazakMSKE2019.pdf Abd. Razak, Aisyah (2019) Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique. Masters thesis, Universiti Teknologi Malaysia, Faculty of Engineering - School of Electrical Engineering. http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:132663
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
language English
topic TK Electrical engineering. Electronics Nuclear engineering
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Abd. Razak, Aisyah
Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique
description Multilevel inverters (MLI) have an important portion in power processing in power systems. These inverters have some inherent advantages such as ability to operate with high power and voltage, improved output waveform quality, and flexibility, which make them attractive and more popular. In recent years, research on multilevel inverters with reduction of components is gaining interest. The reduction offers plenty of advantages namely, the reliability, volume and control simplicity. In this project, Nearest DC Level Control (NLC) modulation technique will be studied and designed for a newly developed multilevel inverter with reduction in components. The proposed NLC modulation is a fundamental frequency switching technique that may have some advantages when applied to multilevel inverters as compared to conventional carrier based PWM modulation. For the study, new topology of nine-level asymmetrical multilevel inverter model will be developed using MATLAB. A proposed NLC techniques will be also developed. The inverter model will be simulated using the same resistor load value. The discussion will be on the shape of the harmonics profile and Total Harmonic Distortion (THD) value.
format Thesis
author Abd. Razak, Aisyah
author_facet Abd. Razak, Aisyah
author_sort Abd. Razak, Aisyah
title Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique
title_short Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique
title_full Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique
title_fullStr Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique
title_full_unstemmed Modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique
title_sort modulation strategy for new asymmetrical multilevel inverter topology using nearest dc level modulation technique
publishDate 2019
url http://eprints.utm.my/id/eprint/85749/1/AisyahAbdRazakMSKE2019.pdf
http://eprints.utm.my/id/eprint/85749/
http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:132663
_version_ 1674066202212696064
score 13.211869

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