The output characteristic of a photovoltaic array is nonlinear and changes with solar irradiation and the cell’s

temperature. Therefore, a Maximum Power Point Tracking (MPPT) technique is needed to draw peak power the solar

array to maximize the produced energy. In order to understand witch MPPT technique has the best performance, this paper

presents a comparative study of ten widely-adopted MPPT algorithms their performance is uated using the simulation

tool Simulink® . In particular, this study compares the behaviors of each technique in the presence of solar irradiance

variations.-The output characteristic of a photovoltaic array is nonlinear and changes with solar irradiation and the cell’s

temperature. Therefore, a Maximum Power Point Tracking (MPPT) technique is needed to draw peak power　the solar

array to maximize the produced energy. In order to understand witch MPPT technique has the best performance, this paper

presents a comparative study of ten widely-adopted MPPT algorithms　their performance is　uated using the simulation

tool Simulink® . In particular, this study compares the behaviors of each technique in the presence of solar irradiance

variations.