Estimation of Monthly, Seasonal and Annual Total Solar Radiation on the Tilted Surface at Optimum Tilt Angles in Two Provinces, Turkiye

dc.contributor.authorÖnler, Eray
dc.contributor.authorKayişoğlu, Birol
dc.date.accessioned2024-10-29T17:52:59Z
dc.date.available2024-10-29T17:52:59Z
dc.date.issued2023
dc.departmentTekirdağ Namık Kemal Üniversitesi
dc.description.abstractIn solar energy systems that use solar panels, it's important to know the best tilt angle to optimize solar energy production. Monthly, seasonal, and annual optimum tilt angles were determined in this study using meteorological insolation data from many years in the provinces of Tekirdag and Konya, which are located in different regions of Turkey. At optimum tilt angles, monthly, seasonal, and annual total radiation on the tilted surface were 1516.7 kWh m-2 year-1, 1504.1 kWh m-2 year-1 and 1448.1 kWh m-2 year-1 in Tekirdag, respectively. In Konya, these values were 1851.4 kWh m-2 year-1, 1833.51 kWh m-2 year-1 and kWh m-2 year-1, respectively. In the seasonal and annual optimum tilt angles, there was an approximately 1% and 5% loss in the total radiation values on the tilted surface, respectively, according to the monthly optimum tilt angle. In addition, the coefficients of the relationship between the monthly mean daily radiation on the tilted surface and the tilt angles were determined for each month using the cubic regression model in both provinces. The Cubic regression model coefficients are computed for each month in the provinces of Tekirdag and Konya. All months in both provinces had R2 (Coefficient of determination) values of 0.999 for the Cubic model. To determine whether there is a difference between the total amounts of radiation reaching the tilted surface for each month at the best tilt angles obtained by the two methods, the t-test was used. The monthly average daily radiation values on the tilted surface obtained by the two methods at the best tilt angles in both provinces have not been found to differ statistically (p>0.05; t=0.001).
dc.identifier.doi10.33462/jotaf.1268745
dc.identifier.endpage722
dc.identifier.issn1302-7050
dc.identifier.issn2146-5894
dc.identifier.issue3en_US
dc.identifier.startpage712
dc.identifier.trdizinid1199899
dc.identifier.urihttps://doi.org/10.33462/jotaf.1268745
dc.identifier.urihttps://search.trdizin.gov.tr/tr/yayin/detay/1199899
dc.identifier.urihttps://hdl.handle.net/20.500.11776/13295
dc.identifier.volume20
dc.indekslendigikaynakTR-Dizin
dc.language.isoen
dc.relation.ispartofTekirdağ Ziraat Fakültesi Dergisi
dc.relation.publicationcategoryMakale - Ulusal Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/openAccess
dc.subjectSolar radiation
dc.subjectextraterrestrial radiation
dc.subjecttilted surface
dc.subjectoptimum tilt angle
dc.subjectcubic regression model
dc.titleEstimation of Monthly, Seasonal and Annual Total Solar Radiation on the Tilted Surface at Optimum Tilt Angles in Two Provinces, Turkiye
dc.typeArticle

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