Effect of sunshine and solar declination
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K.K. Gopinathan; Alfonso Soler
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Article
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1996
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Elsevier Science
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English
โ 345 KB
Abstrac~Several years of measured data for 17 European locations have been used to develop models for estimating monthly mean daily values of diffuse radiation (Hd) from combinations of the following: clearness index, sunshine fraction, and solar declination. Two models giving the highest correlatio