Analytic formulation and optimization of weighted total harmonic distortion in single-phase staircase modulated multilevel inverters
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2020.117470
Abstract: Weighted total harmonic distortion (WTHD) is an important performance merit, representing either current or voltage quality of voltage source inverters. Unlike general (non-weighted) THD, which can be evaluated using a closed-form analytic time-domain expression, WTHD… read more here.
Keywords: weighted total; total harmonic; wthd; harmonic distortion ... See more keywords
Basic metrological properties of electronic oscillators with direct digital synthesis
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DOI: 10.1016/j.measurement.2016.12.009
Abstract: Signal oscillators based on DDS (Direct Digital Synthesis) are widely used in recent years. However, order metrological characteristics of signals generated by these oscillators have not been studied in many cases, and uses of such… read more here.
Keywords: total harmonic; direct digital; metrological characteristics; error ... See more keywords
Current Stress Reduction and Voltage Total Harmonic Distortion Improvement of Flying-Capacitor Modular Multilevel Converters for AC Machine Drive Applications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3050394
Abstract: This article proposes a method to determine the average submodule (SM) capacitor voltage for reduced current stresses and better total harmonic distortion (THD) of the phase voltages in a flying-capacitor modular multilevel converter (FC-MMC) for… read more here.
Keywords: capacitor modular; total harmonic; flying capacitor; voltage ... See more keywords
Reduction of Total Harmonic Distortion in Cascaded H-Bridge Inverter By Pattern Search Technique
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DOI: 10.11591/ijece.v7i6.pp3292-3298
Abstract: Pattern Search technique can be used to find the solution for the optimization problem. In this paper, pattern search algorithm has been utilized to calculate the switching angles for the cascaded H-bridge inverter with the… read more here.
Keywords: inverter; total harmonic; pattern search; harmonic distortion ... See more keywords
Total Harmonic Distortion Performance of The Grid Connected Solar Photovoltaic System at Universiti Teknikal Malaysia Melaka
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Renewable Energy Research"
DOI: 10.20508/ijrer.v9i4.9890.g7802
Abstract: Paper aims to investigate the output quality of the solar inverters specifically on the total harmonic distortion (THD) performance of the single-phase grid-tie inverters which were installed at Universiti Teknikal Malaysia Melaka. K-Means clustering method… read more here.
Keywords: universiti teknikal; teknikal malaysia; harmonic distortion; performance ... See more keywords