Department of Thermoenergetics and Renewable Energy, Faculty of Mechanical Engineering, Pristina, Str. Sunny Hill n.n. 10000 Kosovo, Albania
BibTex Citation Data :
@article{IJRED16192, author = {Xhevat Berisha and Arianit Zeqiri and Drilon Meha}, title = {Determining the Optimum Tilt Angles to Maximize the Incident Solar Radiation - Case of Study Pristina}, journal = {International Journal of Renewable Energy Development}, volume = {7}, number = {2}, year = {2018}, keywords = {solar energy; gains; estimation; tilt angle; South-facing.}, abstract = { Solar energy is derived from photons of light coming from the sun in a form called radiation. Solar energy finds extensive application in air and water heating, solar cooking, as well as electrical power generation, depending on the way of capturing, converting and distribution. To enable such application, it is necessary to analyze the horizontal tilt angle of horizontal surfaces – in order that when the solar energy reaches the earth surface to be completely absorbed. This paper tends to describe the availability of solar radiation for south-facing flat surfaces. The optimal monthly, seasonal, and annual tilt angles have been estimated for Pristina. The solar radiation received by the incident plane is estimated based on isotropic sky analysis models, namely Liu and Jordan model. The annual optimum tilt angle for Pristina was found to be 34.7°. The determination of annual solar energy gains is done by applying the optimal monthly, seasonal and annual tilt angles for an inclined surface compared to a horizontal surface. Monthly, seasonal and annual percentages of solar energy gains have been estimated to be 21.35%, 19.98%, and 14.43%. Losses of solar energy were estimated by 1.13 % when a surface was fixed at a seasonal optimum tilt angle, and when it was fixed at an annual optimum tilt angle, those losses were 5.7%. Article History : Received February 15 th 2018; Received in revised form May 12 th 2018; Accepted June 2 nd 2018; Available online How to Cite This Article : Berisha, Xh., Zeqiri, A. and Meha, D. (2018) Determining the Optimum Tilt Angles to Maximize the Incident Solar Radiation - Case of Study Pristina. Int. Journal of Renewable Energy Development , 7(2), 123-130. https://doi.org/10.14710/ijred.7.2.123-130 }, pages = {123--130} doi = {10.14710/ijred.7.2.123-130}, url = {https://ijred.cbiore.id/index.php/ijred/article/view/16192} }
Refworks Citation Data :
Solar energy is derived from photons of light coming from the sun in a form called radiation. Solar energy finds extensive application in air and water heating, solar cooking, as well as electrical power generation, depending on the way of capturing, converting and distribution. To enable such application, it is necessary to analyze the horizontal tilt angle of horizontal surfaces – in order that when the solar energy reaches the earth surface to be completely absorbed. This paper tends to describe the availability of solar radiation for south-facing flat surfaces. The optimal monthly, seasonal, and annual tilt angles have been estimated for Pristina. The solar radiation received by the incident plane is estimated based on isotropic sky analysis models, namely Liu and Jordan model. The annual optimum tilt angle for Pristina was found to be 34.7°. The determination of annual solar energy gains is done by applying the optimal monthly, seasonal and annual tilt angles for an inclined surface compared to a horizontal surface. Monthly, seasonal and annual percentages of solar energy gains have been estimated to be 21.35%, 19.98%, and 14.43%. Losses of solar energy were estimated by 1.13 % when a surface was fixed at a seasonal optimum tilt angle, and when it was fixed at an annual optimum tilt angle, those losses were 5.7%.
Article History: Received February 15th 2018; Received in revised form May 12th 2018; Accepted June 2nd 2018; Available online
How to Cite This Article: Berisha, Xh., Zeqiri, A. and Meha, D. (2018) Determining the Optimum Tilt Angles to Maximize the Incident Solar Radiation - Case of Study Pristina. Int. Journal of Renewable Energy Development, 7(2), 123-130.
https://doi.org/10.14710/ijred.7.2.123-130
Article Metrics:
Last update:
Improving the performance of photovoltaic cells by using V-trough with steel reflectors and V-trough with aluminum foil reflectors
Study the performance of V-Trough PV solar system with two axis tracking
Increasing the integration of variable renewable energy in coal-based energy system using power to heat technologies: The case of Kosovo
Techno-economic analysis of fixed versus sun-tracking solar panels
Last update: 2024-10-10 11:27:04
Potential assessment of solar energy for electricity development in Vietnam: Prospects, scenarios and proposals
This journal provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge. Articles are freely available to both subscribers and the wider public with permitted reuse.
All articles published Open Access will be immediately and permanently free for everyone to read and download. We are continuously working with our author communities to select the best choice of license options: Creative Commons Attribution-ShareAlike (CC BY-SA). Authors and readers can copy and redistribute the material in any medium or format, as well as remix, transform, and build upon the material for any purpose, even commercially, but they must give appropriate credit (cite to the article or content), provide a link to the license, and indicate if changes were made. If you remix, transform, or build upon the material, you must distribute your contributions under the same license as the original.
International Journal of Renewable Energy Development (ISSN:2252-4940) published by CBIORE is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.