Grid-Connected PV System for 324 kW with Improved Maximum PowerPoint Tracking

Abbas Hussein  Khariy; Ahmed Rashid Ajel; Sadik Kamel  Gharghan; Noaman Mohammad Noaman

doi:10.51173/jt.v5i2.726

Authors

Abbas Hussein Khariy Electrical Engineering Technical College, Middle Technical University, Baghdad, Iraq.
Ahmed Rashid Ajel Electrical Engineering Technical College, Middle Technical University, Baghdad, Iraq.
Sadik Kamel Gharghan Electrical Engineering Technical College, Middle Technical University, Baghdad, Iraq.
Noaman Mohammad Noaman College of Engineering, University of Technology Bahrain, Bahrain

DOI:

https://doi.org/10.51173/jt.v5i2.726

Keywords:

Grid-Connected, PV Systems, MPPT

Abstract

The purpose of this work is to analyze and studded, a grid-connected with a double-stage converter DC/DC, a three-phase five-level inverter system, battery energy system (BESS) with dynamic and static loud. A DC/DC modified boost converter is used to get to most power out of the photovoltaic array along with increasing output voltage. The duty cycle is changed in an incremental conductance maximum power point tracking (MPPT) technique to reach the maximum power point (MMP). In a rotating d-q synchronous reference frame, the multilevel voltage source inverter converts the maximum voltage (VSI). power obtained from first stage power converter (DC-DC) to AC power utilizing a droop controller approach. Finally, the simulation results demonstrated the effectiveness of the proposed modified MPPT strategy for tracking the maximum power under shading conditions with an accuracy of up to 98.5%. The suggested AC controller results also show robust performance for synchronizing with the utility grid with a minimum THD of up to 2.4%.

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Author Biography

Noaman Mohammad Noaman, College of Engineering, University of Technology Bahrain, Bahrain

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