Reducing Switch Count in a Self-Balancing Nine-Level Switched Capacitor Inverter: A Modified Approach
DOI:
https://doi.org/10.71426/jmt.v1.i2.pp186-196Keywords:
Multilevel inverter, Total Harmonic Distortion (THD) reduction, Switched capacitor technique, Power quality.Abstract
Renewable energy sources are becoming more and more popular to minimize environmental damage while meeting the world's expanding demand for electricity. However, components like DC-AC converters, transformer/inductor absence operation, front-end DC-DC converters with high gain capacity, and high voltage at a selected level are needed for small-scale PV solar independent AC loads and for grid applications as well as. This study offers a step-up boost inverter with quadruple operation of 9-levels that solves the problem by using a switched capacitor approach with less complications. By utilizing the control scheme itself, the topology is intended to balance capacitor voltages without the requirement for sensors. A phase disposition-pulse width modulation (PD-PWM) control technique is employed in this topology. This work focuses on the switching operation modes of the anticipated inverter and presents experimentally confirmed simulation experiments carried out in MATLAB/Simulink. All things considered; this research presents a viable option for renewable energy systems that can assist in satisfying the demand for electricity while preserving the environment.
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