2023•Unpublished venueRequires access

Performance Evaluation of Variable Frequency Binary DC Source Multi-Level Inverter

V. Arun, S. Prabhu, S. Santhosh Kumar Reddy, V. Kalaimagal

Open publisher page 5 citations

Abstract

This study proposes an innovative architecture for an asymmetric multilevel inverter (AMLI) that utilize fewer switches than previous work. The input from Binary DC sources produces an output that can be one of seven different levels. Multicarrier Unipolar Variable Frequency Pulse Width Modulation (MCUVFPWM) methods are used to ensure that the inverter functions properly. Total Harmonic Distortion (THD), Fundamental Root Mean Square (VRMS), Crest Factor (CF), Distortion Factor (DF), and Form Factor (FF) measurements are compared to a variety of modulation indices. Distortion Factor (DF) and Form Factor (FF) are two more types of performance measurements (FF). The simulation is run on MATLABSIMUINK, which is the name of the programme that is used to run it. The MCUVFPDPWM method has lower total harmonic distortion (THD), the MCUVFCOPWM method has a higher fundamental VRMS and FF, and the MCUAPODPWM technique has a lesser DF. These results can be compared to those of the MCUVFCOPWM method, which has a higher total harmonic distortion.

About this research paper

What this paper is about

This study proposes an innovative architecture for an asymmetric multilevel inverter (AMLI) that utilize fewer switches than previous work. The input from Binary DC sources produces an output that can be one of seven different levels. Multicarrier Unipolar Variable Frequency Pulse Width Modulation (MCUVFPWM) methods are used to ensure that the inverter functions properly. Total Harmonic Distortion (THD), Fundamental Root Mean Square (VRMS), Crest Factor (CF), Distortion Factor (DF), and Form Factor (FF) measurements are compared to a variety of modulation indices. Distortion Factor (DF) and Form Factor (FF) are two more types of performance measurements (FF). The simulation is run on MATLABSIMUINK, which is the name of the programme that is used to run it. The MCUVFPDPWM method has lower total harmonic distortion (THD), the MCUVFCOPWM method has a higher fundamental VRMS and FF, and the MCUAPODPWM technique has a lesser DF. These results can be compared to those of the MCUVFCOPWM method, which has a higher total harmonic distortion.

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Available abstract

This study proposes an innovative architecture for an asymmetric multilevel inverter (AMLI) that utilize fewer switches than previous work. The input from Binary DC sources produces an output that can be one of seven different levels. Multicarrier Unipolar Variable Frequency Pulse Width Modulation (MCUVFPWM) methods are used to ensure that the inverter functions properly. Total Harmonic Distortion (THD), Fundamental Root Mean Square (VRMS), Crest Factor (CF), Distortion Factor (DF), and Form Factor (FF) measurements are compared to a variety of modulation indices. Distortion Factor (DF) and Form Factor (FF) are two more types of performance measurements (FF). The simulation is run on MATLABSIMUINK, which is the name of the programme that is used to run it. The MCUVFPDPWM method has lower total harmonic distortion (THD), the MCUVFCOPWM method has a higher fundamental VRMS and FF, and the MCUAPODPWM technique has a lesser DF. These results can be compared to those of the MCUVFCOPWM method, which has a higher total harmonic distortion.

Key concepts: Total harmonic distortion, Crest factor, Distortion (music), THD analyzer, Inverter, Pulse-width modulation, Mathematics, Binary number

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