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Mathematical formulation of multilevel voltage source inverter switching instants

Modular structured multilevel inverter is very useful for electrical application especially in high power and high voltage applications. The main function of this multilevel inverter is to produce multilevel AC output voltage from several separate DC sources. This project is to derive a new mathemat...

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Main Author: Ismail, Mohd. Alif
Format: Thesis
Language:English
Published: 2014
Subjects:
TK Electrical engineering. Electronics Nuclear engineering
Online Access:http://eprints.utm.my/id/eprint/47822/5/MohdAlifIsmailMFKE2014.pdf
http://eprints.utm.my/id/eprint/47822/
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spelling my.utm.478222017-09-08T06:27:46Z http://eprints.utm.my/id/eprint/47822/ Mathematical formulation of multilevel voltage source inverter switching instants Ismail, Mohd. Alif TK Electrical engineering. Electronics Nuclear engineering Modular structured multilevel inverter is very useful for electrical application especially in high power and high voltage applications. The main function of this multilevel inverter is to produce multilevel AC output voltage from several separate DC sources. This project is to derive a new mathematical formulation of multilevel voltage source inverter switching instants. The proposed method for this project is based on the sinusoidal natural sampling PWM (SPWM) by comparing several modified modulation signal with a triangular carrier signal. This resulting intersection points between this modulation and carrier signal become the switching instants of the PWM pulses. Derivation also based on two dispossition method that is Alternative phase opposition dispossion (APOD) and Phase opposition dispossion (POD). A cascaded multilevel inverter is selected as a topology for this project due to major advantages compare with other topology. The derived formula is analyzed by using MATLAB simulation software. It is found that the result that use the derived formula is almost identical to simulation result. 2014-01 Thesis NonPeerReviewed application/pdf en http://eprints.utm.my/id/eprint/47822/5/MohdAlifIsmailMFKE2014.pdf Ismail, Mohd. Alif (2014) Mathematical formulation of multilevel voltage source inverter switching instants. Masters thesis, Universiti Teknologi Malaysia, Faculty of Electrical Engineering.
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
Ismail, Mohd. Alif
Mathematical formulation of multilevel voltage source inverter switching instants
description Modular structured multilevel inverter is very useful for electrical application especially in high power and high voltage applications. The main function of this multilevel inverter is to produce multilevel AC output voltage from several separate DC sources. This project is to derive a new mathematical formulation of multilevel voltage source inverter switching instants. The proposed method for this project is based on the sinusoidal natural sampling PWM (SPWM) by comparing several modified modulation signal with a triangular carrier signal. This resulting intersection points between this modulation and carrier signal become the switching instants of the PWM pulses. Derivation also based on two dispossition method that is Alternative phase opposition dispossion (APOD) and Phase opposition dispossion (POD). A cascaded multilevel inverter is selected as a topology for this project due to major advantages compare with other topology. The derived formula is analyzed by using MATLAB simulation software. It is found that the result that use the derived formula is almost identical to simulation result.
format Thesis
author Ismail, Mohd. Alif
author_facet Ismail, Mohd. Alif
author_sort Ismail, Mohd. Alif
title Mathematical formulation of multilevel voltage source inverter switching instants
title_short Mathematical formulation of multilevel voltage source inverter switching instants
title_full Mathematical formulation of multilevel voltage source inverter switching instants
title_fullStr Mathematical formulation of multilevel voltage source inverter switching instants
title_full_unstemmed Mathematical formulation of multilevel voltage source inverter switching instants
title_sort mathematical formulation of multilevel voltage source inverter switching instants
publishDate 2014
url http://eprints.utm.my/id/eprint/47822/5/MohdAlifIsmailMFKE2014.pdf
http://eprints.utm.my/id/eprint/47822/
_version_ 1643652380554690560
score 13.211869

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