Simulation and Performance Analysis of the Perturb and Observe MPPT Algorithm for Photovoltaic Systems Using a SEPIC Converter

Author(s)	Dr. Anantha Lakshmi Vuyyuru, Dr. Rama Mohan Y, Dr. Satheesh G, Dr. Kishor G
Country	India
Abstract	This paper presents a simulation-based study of the Perturb and Observe (P&O) maximum power point tracking (MPPT) algorithm for photovoltaic (PV) energy harvesting systems using SEPIC Converter. To evaluate the performance of the P&O algorithm under uniform irradiance, partial shading, and varying irradiance conditions a 50 W PV module was modeled in MATLAB/Simulink. Simulation results indicate that the P&O algorithm achieves satisfactory performance under uniform irradiance, with an efficiency of approximately 88%.
Keywords	Perturb and observe, maximum power point , Partial Shading Conditions
Field	Engineering
Published In	Volume 17, Issue 3, July-September 2026
Published On	2026-08-05

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