International Journal of Automation and Safety
Volume 3, Numéro 1, Pages 41-47
2025-07-15

Power Quality Enhancement In Hybrid Photovoltaic-battery System With Genetic Algorithm Control Of Three-level Npc Inverter

Authors : Bahri Ahmed . Mezhoud Nabil . Abdelkrim Thameur . Ayachi Bilel . Boukhenoufa Farouk . Bechouat Mohcene .

Abstract

The hybrid system comprises key components, including a photovoltaic (PV) panel that generates electricity from sunlight and a battery energy storage (BES) unit that stores surplus energy for later use during low solar input or high demand. The generated power supplies a variable load with fluctuating energy needs, requiring efficient delivery. A DC link with a proportional-integral-derivative (PID) controller ensures voltage stability by adjusting control parameters to operating conditions. Additionally, a three-level NPC inverter, governed by genetic algorithm, manages power conversion and flow while minimizing Total Harmonic Distortion (THD).

Keywords

Photovoltaic (PV) ; Battery energy storage ; Proportional-Integral-Derivative (PID), ; Three level NPC inverter ; Genetic algorithm

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