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Comparison of traditional MPPT techniques for solar panels

مقارنة الطرائق التقليدية في ملاحقة نقطة الاستطاعة العظمى في اللواقط الشمسية

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 Publication date 2014
and research's language is العربية
 Created by Shamra Editor




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With the increase in reliance on solar energy to produce electricity, so many maximum power point tracking techniques for photovoltaic panels were developed to maximize the produced energy and a lot of these are well established in the literature. These techniques vary in many aspects such as: simplicity, convergence speed, digital or analogical implementation, required sensors, cost, range of effectiveness, as well as in other aspects. This paper presents a comparative study of ten widely-adopted mppt algorithms; their performance is evaluated from energy point of view using the simulation tool (Matlab), considering different solar irradiance variations. Also, an economic evaluation has been made to make a comparison according to performance and cost, to determine the optimal choice.



References used
J.Schaefer, Review of Photovoltaic Power Plant Performance and Economics, IEEE Trans. Energy Convers., vol. EC-5,pp. 232-238, June, 1990
G.J.Yu, Y.S.Jung, J.Y.Choi, I.Choy, J.H.Song and G.S.Kim, A Novel Two-Mode MPPT Control Algorithm Based on Comparative Study of Existing Algorithms, Proc. Photovoltaic Specialists Conference, 2002, pp. 1531-1534
T.Noguchi, S.Togashi and R.Nakamoto, Short- Current Pulse-Based Maximum-Power-Point Tracking Method for Multiple Photovoltaic-and- Converter Module System, IEEE Trans. Ind. Electron., vol.49, no.1, pp. 217-223, 2002
D.P.Hohm and M.E.Ropp, Comparative Study of Maximum Power Point Tracking Algorithms Using an Experimental, Programmable, Maximum Power Point Tracking Test Bed, Proc. Photovoltaic Specialist Conference, 2000, pp. 1699-1702
كتيبات و دراسات من الشركة السورية الأوكرانية لإنتاج و تسويق اللواقط الكهروضوئية.
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Search is based on the first stage DC/DC in the solar photovoltaic system, where it was appropriate to use Ripple Correlation Control method for tracking the maximum power point of photovoltaic arrays. The technique takes advantage of the signal ri pple, which is automatically present in power converters, where the ripple is interpreted as a perturbation from which a gradient ascent optimization can be realized. The Basic feature of Ripple Correlation Control technique converges asymptotically at maximum speed to the maximum power point, and has simple circuit implementations. And will validate the results in practice.
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