Title: Maximum Power Point Tracking Research for Photovoltaic Cells Based on MATLAB
Abstract:It puts forward a tracking algorithm which improved perturbation and observation method of maximum power point through comparing and analyzing of several commonly used algorithms,aiming at the problem...It puts forward a tracking algorithm which improved perturbation and observation method of maximum power point through comparing and analyzing of several commonly used algorithms,aiming at the problem of the tracking speed slow and power fluctuation when using perturbation and observation method to track the maximum power point for Photovoltaic Cells.The step size and disturbance direction are changing at the same time.According to the value of ΔP×ΔV judges the disturbance direction to avoid the problem of the divide overflows when ΔV=0.Meanwhile the calculative amount of ΔP×ΔV is much smaller than that of ΔP/ΔV,so that the calculative speed becomes much faster.Combining the parameters of photovoltaic cells in the engineering application to track maximum power point simulation analysis,it can be seen from the simulation results that the improved algorithm can quickly track the maximum power point and reduce the oscillations on the maximum power point.Finally the consequence verifies the correctness and validity of the method.Read More
Publication Year: 2013
Publication Date: 2013-01-01
Language: en
Type: article
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