Two-Stage Chaos Optimization Search Application in Maximum Power Point Tracking of PV Array
نویسندگان
چکیده
منابع مشابه
Design of Maximum Power Point Tracking in Solar Array Systems Using Fuzzy Controllers
In recent year's renewable energy sources have become a useful alternative for the power generation. The power of photovoltaic is nonlinear function of its voltage and current. It is necessary to maintain the operation point of photovoltaic in order to get the maximum power point (MPP) in various solar intensity. Fuzzy logic controller has advantage in handling non-linear system. Maximum power ...
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The performance of solar photovoltaic (PV) array is affected in conditions like Array tilt (optimum = latitude), Array tracking (1-axis, 2axis), Array azimuth/orientation (optimum = 180o or South), Array temperature, Array “soiling” (dust/dirt, snow, foreign matter etc.), Array shading (trees, clouds, buildings, chimneys, dormers, utility and telephone poles etc.), Array configuration, Array ag...
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Solar energy availability and high installation costs of photovoltaic system encourage to extract maximum power from solar radiation. Since conventional methods cannot differentiate change in power due to perturb voltage and changing weather condition, these algorithms are prone to change under varying climatic conditions. The proposed system presents the high efficiency maximum power point tra...
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In this paper, a robust Maximum Power Point Tracking (MPPT) for PV array has been proposed using sliding mode control by defining a new formulation for sliding surface which is based on increment conductance (INC) method. The stability and robustness of the proposed controller are investigated to load variations and environment changes. Three different types of DC-DC converter are used in Maxim...
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C, Ca Filter, array capacitance d1, d2 Duty ratios of switch S1,S2 DP1, DP2 Diodes of individual boost cells IA SCA current IAb SCA current with boost converter IAd SCA current with IDB converter Im SCA current at maximum power operation Iab Average load current with boost converter Iaid Average load current with IDB converter Iph Insolation dependent photo current I0 Cell reverse saturation cu...
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ژورنال
عنوان ژورنال: Mathematical Problems in Engineering
سال: 2014
ISSN: 1024-123X,1563-5147
DOI: 10.1155/2014/464835