Techno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia

This study presents a detailed feasibility analysis of technical and financial assessment for grid-connected Hybrid Renewable Energy System (HRES) configurations by including grid-only, HRES-only and grid-HRES at four different provinces in the Kingdom of Saudi Arabia (KSA), namely; (Al Baha Univers...

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Autor principal: Tazay Ahmad
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Publicado: De Gruyter 2020
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spelling oai:doaj.org-article:552e4bbbcf134c8fb3f368b27a3c92162021-12-05T14:10:46ZTechno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia2391-543910.1515/eng-2021-0005https://doaj.org/article/552e4bbbcf134c8fb3f368b27a3c92162020-11-01T00:00:00Zhttps://doi.org/10.1515/eng-2021-0005https://doaj.org/toc/2391-5439This study presents a detailed feasibility analysis of technical and financial assessment for grid-connected Hybrid Renewable Energy System (HRES) configurations by including grid-only, HRES-only and grid-HRES at four different provinces in the Kingdom of Saudi Arabia (KSA), namely; (Al Baha University, University of Jeddah, Prince Sattam Bin Abdulaziz University, and Tabuk University). The objective of this paper is to search the possibility of supplying the load demand with the optimum system that has the lowest net present cost (NPC) and greenhouse emission CO2. The simulation results show that NPC of a proposed grid/PV system, at the current grid’s tariff, is more sufficient than other configurations with a result in a renewable fraction of more than 50%, a payback time of 17 years, and 54.3% reduction in CO2. The results also show that the integration of 62 kW PV array with the main grid is the best configuration that leads to the minimum cost of energy (COE) of 0.0688 $/kWh and the sell back energy of 9.16% of total energy consumption at Al Baha University. Besides, optimization modeling addresses that HRES-only system can supply the full load demand without power shortage (<0.1%) with a major contribution from solar PV by 78.5%, wind energy shares 11.3% of load demand, and 10.2% from battery banks. The developed analysis concludes that the objective function is feasible for the selected locations. The study has three novelties. Firstly, the required load at different locations of the university’s buildings at KSA is supplied by minimizing COE. The objective function is achieved by considering a combination of HRES. Then, it applies the sensitivity analysis for several cases such as payback time, gird’s tariff variation, and load demand change. Finally, the current analyses are applicable to any university at KSA and around the world.Tazay AhmadDe Gruyterarticlegrid-connected hybrid renewable energy system (hres)universities’ educational buildings at the kingdom of saudi arabia (ksa)feasibility analysiscost of energy (coe)net present cost (npc)Engineering (General). Civil engineering (General)TA1-2040ENOpen Engineering, Vol 11, Iss 1, Pp 39-55 (2020)
institution DOAJ
collection DOAJ
language EN
topic grid-connected hybrid renewable energy system (hres)
universities’ educational buildings at the kingdom of saudi arabia (ksa)
feasibility analysis
cost of energy (coe)
net present cost (npc)
Engineering (General). Civil engineering (General)
TA1-2040
spellingShingle grid-connected hybrid renewable energy system (hres)
universities’ educational buildings at the kingdom of saudi arabia (ksa)
feasibility analysis
cost of energy (coe)
net present cost (npc)
Engineering (General). Civil engineering (General)
TA1-2040
Tazay Ahmad
Techno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia
description This study presents a detailed feasibility analysis of technical and financial assessment for grid-connected Hybrid Renewable Energy System (HRES) configurations by including grid-only, HRES-only and grid-HRES at four different provinces in the Kingdom of Saudi Arabia (KSA), namely; (Al Baha University, University of Jeddah, Prince Sattam Bin Abdulaziz University, and Tabuk University). The objective of this paper is to search the possibility of supplying the load demand with the optimum system that has the lowest net present cost (NPC) and greenhouse emission CO2. The simulation results show that NPC of a proposed grid/PV system, at the current grid’s tariff, is more sufficient than other configurations with a result in a renewable fraction of more than 50%, a payback time of 17 years, and 54.3% reduction in CO2. The results also show that the integration of 62 kW PV array with the main grid is the best configuration that leads to the minimum cost of energy (COE) of 0.0688 $/kWh and the sell back energy of 9.16% of total energy consumption at Al Baha University. Besides, optimization modeling addresses that HRES-only system can supply the full load demand without power shortage (<0.1%) with a major contribution from solar PV by 78.5%, wind energy shares 11.3% of load demand, and 10.2% from battery banks. The developed analysis concludes that the objective function is feasible for the selected locations. The study has three novelties. Firstly, the required load at different locations of the university’s buildings at KSA is supplied by minimizing COE. The objective function is achieved by considering a combination of HRES. Then, it applies the sensitivity analysis for several cases such as payback time, gird’s tariff variation, and load demand change. Finally, the current analyses are applicable to any university at KSA and around the world.
format article
author Tazay Ahmad
author_facet Tazay Ahmad
author_sort Tazay Ahmad
title Techno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia
title_short Techno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia
title_full Techno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia
title_fullStr Techno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia
title_full_unstemmed Techno-Economic Feasibility Analysis of a Hybrid Renewable Energy Supply Options for University Buildings in Saudi Arabia
title_sort techno-economic feasibility analysis of a hybrid renewable energy supply options for university buildings in saudi arabia
publisher De Gruyter
publishDate 2020
url https://doaj.org/article/552e4bbbcf134c8fb3f368b27a3c9216
work_keys_str_mv AT tazayahmad technoeconomicfeasibilityanalysisofahybridrenewableenergysupplyoptionsforuniversitybuildingsinsaudiarabia
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