An Enhanced Space Vector PWM Strategies for Three Phase Asymmetric Multilevel Inverter

نویسندگان

چکیده

This work presents the two space vector pulse width modulation (SVPWM-I and SVPWM-II) strategies for eleven-level (11L) asymmetric cascaded H-bridge (CHB) multilevel inverter (MLI). Depending on isolated structure nonappearance of capacitor voltage balancing issues, CHB MLI is favoured. These days, SVPWM control method accomplished superior consideration among diverse PWM methods. In common, strategy realized based deteriorating higher-level hexagons into a lower level hexagon (2-level). Compared to classical strategy, proposed SVPWM-I decreases memory mathematical burden necessity included within demonstration devoid losing output (AC) contour by diminution number two-level hexagons. Also, SVPWM-II presented, which incredibly diminishes endeavours. The presented methods performed an (MLI) utilizing SIMULINK/MATLAB program tool are compared with conventional sinusoidal Third harmonic injection (THI) confirm give higher AC RMS distortion when SPWM THIPWM To validate schemes, hardware results taken MLI.

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ژورنال

عنوان ژورنال: International Transactions on Electrical Energy Systems

سال: 2023

ISSN: ['2050-7038']

DOI: https://doi.org/10.1155/2023/5548828