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Journal of Engineering and Applied Sciences

ISSN: Online 1818-7803
ISSN: Print 1816-949x
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A 31-Level Asymmetrical Cascaded H Bridge Multilevel Inverter

J. Gowrishankar and J. Belwinedward
Page: 4542-4550 | Received 21 Sep 2022, Published online: 21 Sep 2022

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Abstract

This project commenced with a 31-level Asymmetrical Cascaded H-Bridge Multilevel Inverter (ASCHBMLI). The topology is based on a cascaded connection of single stage sub multilevel converter unit and full bridge cascaded H-bridge inverter. The input DC voltage source of V dc1-V dc4are planned in paired type of voltage of 15 V dc1, 30 V dc2, 60 V dc3and 120 V dc4individually. The output voltage levels are 2*(1+2+4+8)+1 = 31) 31 level. The low frequency pulse width modulation technique is utilized for controlling the power semiconductor switches in the ASCHBMLI. Total harmonic distortion is analyses and executed in real time system using PIC16F877A microcontroller.


How to cite this article:

J. Gowrishankar and J. Belwinedward. A 31-Level Asymmetrical Cascaded H Bridge Multilevel Inverter.
DOI: https://doi.org/10.36478/jeasci.2018.4542.4550
URL: https://www.makhillpublications.co/view-article/1816-949x/jeasci.2018.4542.4550