A new model for estimating diffuse solar
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S. Coppolino
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Article
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1990
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Elsevier Science
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The aim of this study is : (a) to propose a new simple model for estimating the monthly mean daily diffuse radiation D, MJ m -2 day-~, using as input only the clearness index Kt and minimum air mass and (b) to develop a map of diffuse solar radiation incident on a horizontal surface in Italy. The co