Evaluation of global solar radiation models for Konya, Turkey

Solar radiation data are required by solar engineers, architects, agriculturists and hydrologists for many applications such as solar heating, cooking, drying and interior illumination of buildings. In order to achieve this, several empirical models have been developed to predicted the solar radiati...

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Bibliographic Details
Published inEnergy conversion and management Vol. 47; no. 18; pp. 3149 - 3173
Main Authors Menges, Hakan Okyay, Ertekin, Can, Sonmete, Mehmet Hakan
Format Journal Article
LanguageEnglish
Published Oxford Elsevier Ltd 01.11.2006
Elsevier
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Summary:Solar radiation data are required by solar engineers, architects, agriculturists and hydrologists for many applications such as solar heating, cooking, drying and interior illumination of buildings. In order to achieve this, several empirical models have been developed to predicted the solar radiation all over the world. The main objective of this study is to review the global solar radiation models available in the literature. In order to evaluate the applicability of 50 models for computing the monthly average daily global radiation on a horizontal surface, the geographical and meteorological data of Konya, Turkey (37°52′N latitude, 32°29′E longitude) was used. The models were compared on the basis of statistical error tests such as the percentage error ( e), mean percentage error (MPE), root mean square error (RMSE), mean bias error (MBE), regression coefficient ( R) and Nash–Sutcliffe equation (NSE). According to the results, the Ertekin and Yaldiz model showed the best estimation of the global solar radiation on a horizontal surface for Konya, Turkey, by means of the MPE (0.004266%), RMSE (0.022576 MJ/m 2), MBE (0.000000 MJ/m 2), R (0.999993) and NSE (0.999985) statistical tests: H = 20.296019 - 0.096134 H 0 + 0.317593 δ - 0.146422 RH + 10.705159 S S 0 - 0.288332 T + 0.021331 TS + 0.359791 C + 0.207588 P - 0.076444 E
Bibliography:ObjectType-Article-2
SourceType-Scholarly Journals-1
ObjectType-Feature-1
content type line 23
ISSN:0196-8904
1879-2227
DOI:10.1016/j.enconman.2006.02.015