Modeling of a Pure Sine Wave Power Inverter using Sinusoidal Pulse Width Modulation (SPWM) Technique


Authors : Kelechi Inyama; Chinenye Eberechi Uchegbu; Ugonna Solomon Alamezie

Volume/Issue : Volume 8 - 2023, Issue 5 - May

Google Scholar : https://bit.ly/3TmGbDi

Scribd : https://rb.gy/5lsxr

DOI : https://doi.org/10.5281/zenodo.7988564

Over the years, renewable energy has gained a lot of popularity in Nigeria, and Africa as a whole. Power electronics and converter systems play an important role in the renewable energy sources analysis and modeling. This work provides a discrete modeling and design method for digitally controlled inverters using software based generation of sinusoidal pulse width modulation. We introduce the background and foundations of power inverter digital control. For digital pulse-width modulations (PWMs) with delay effects, small-signal models are developed. The controllers can be designed using a variety of models in accordance with the block diagrams based on the models. The experimental setting and simulation software for the digitally controlled inverters are then described.

Keywords : Inverter, Pure Sine (PS) wave, Nigeria, Uninterruptible Power Suppliers, Proteus, c++ program, Arduino.

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