earticle

영어

This Paper looks at the performance of photovoltaic system in nonideal conditions that causes multiple maximum power points (MPPs) on the power-voltage (PV) characteristics curve. Since the efficiency of PV-panel is low, advanced power electronics converter are employed to improve the overall system efficiency.In this paper Solar panel is modeled and analyzed in MATLAB/SIMULINK. To get the maximum efficiency and maximum power the entire system must be linked with MPPT technique. Here Perturb & Observe and Incremental Conductance algorithms are compared on the basis of tracking capability and stability under rapidly and gradual changing weather conditions where Inc proved to be better than P&O. Pulse width modulation type DC-DC Boost converter is used for matching load impedance with PV arrays.