<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>This paper deals with single and three phase multilevel inverters power quality. The voltage total harmonic distortion rate is an important criterion for choosing the number of inverter levels and checking compatibility with power quality requirements. In this study, the author raises an interesting issue related to the definition of voltage THD boundaries with upper and lower limits. The problem is reformulated, and a novel and more practical approach is developed for three- and single-phase multilevel inverters. Found upper and lower voltage THD limits are sufficiently verified with most known switching algorithms like sinusoidal modulation (SM) with phase disposition (PD), space vector modulation (SVM) and selective harmonic elimination (SHE). They are also valid for cascaded (H-Bridge), neutral point clamped (NPC) and flying capacitors (FC) multilevel inverters.</p>
</abstract>

This paper deals with single and three phase multilevel inverters power quality. The voltage total harmonic distortion rate is an important criterion for choosing the number of inverter levels and checking compatibility with power quality requirements. In this study, the author raises an interesting issue related to the definition of voltage THD boundaries with upper and lower limits. The problem is reformulated, and a novel and more practical approach is developed for three- and single-phase multilevel inverters. Found upper and lower voltage THD limits are sufficiently verified with most known switching algorithms like sinusoidal modulation (SM) with phase disposition (PD), space vector modulation (SVM) and selective harmonic elimination (SHE). They are also valid for cascaded (H-Bridge), neutral point clamped (NPC) and flying capacitors (FC) multilevel inverters.

Voltage THD limits for three- and single-phase multilevel inverters

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

{"article-title":"Voltage THD limits for three- and single-phase multilevel inverters"}

This paper deals with single and three phase multilevel inverters power quality. The voltage total harmonic distortion rate is an important criterion for...

Voltage THD limits for three- and single-phase multilevel inverters

Published Online: Nov 15, 2022

Page range: 363 - 367

Received: Sep 28, 2022

DOI: https://doi.org/10.2478/jee-2022-0050

Keywords
multilevel inverters, pulse width modulation, total harmonic distortion, voltage THD limits

© 2022 Abir Rehaoulia, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Voltage THD limits for three- and single-phase multilevel inverters

Published Online: Nov 15, 2022

Page range: 363 - 367

Received: Sep 28, 2022

DOI: https://doi.org/10.2478/jee-2022-0050

Keywordsmultilevel inverters, pulse width modulation, total harmonic distortion, voltage THD limits

© 2022 Abir Rehaoulia, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
multilevel inverters, pulse width modulation, total harmonic distortion, voltage THD limits