Implementation of Perturb & Observe, FLC and ANFIS MPPT Strategy with Buck and Boost Converters in Photovoltaic Systems

This paper proposes an efficient method to carry out the maximum power point tracking (MPPT) technique that can improve the accuracy of extracting maximum power from PV system. Transient, steady-state modelled output for MPPT determines the maximum power output of the PV-array. In MPPT for extraction of maximum solar energy with least possible fluctuation in PV power output we have used Perturb and Observe with Fuzzy Controller and ANFIS algorithm. While the Boost converter adjusts it’s duty cycle to elevate the PV voltage level. MATLAB-coded MPPT algorithms are simulated, modelling the PV array, Boost converter, P&O, FLC, ANFIS using Sim Power System blocks.