Performance Analysis of a Single-Diode Photovoltaic Model Based on a Thevenin’s Equivalent Circuit

• Published in: Journal of engineering and sustainable development (Online) Vol. 29; no. 4; pp. 440 - 446
• Main Authors: AL-GIZI, Ammar, Miry, Abbas Hussien, Hathal, Hussein M., Craciunescu, Aurelian
• Format: Journal Article
• Language: English
• Published: Mustansiriyah University/College of Engineering 01.07.2025
• Subjects: Current-Voltage characteristics; Piecewise linearization; Power-Voltage characteristics; Single-diode photovoltaic model; Thevenin equivalent circuit

This article proposes a linear Thevenin's equivalent circuit for a single-diode model. The Thevenin's equivalent circuit is derived based on the piecewise linearization for the nonlinear characteristic of the diode. To validate the accuracy and efficiency of the proposed Thevenin approxima...