Evaluation of solar thermal driven cooling system in office buildings in Saudi Arabia

In this study solar driven absorption chiller is used to reduce the peak cooling load in office buildings in Saudi Arabia for different selected cities. The study is conducted for six cities of Abha, Dhahran, Hail, Jeddah, Nejran and Riyadh under three operating durations of 4, 6, and 8 hours using...

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Main Authors: Linjawi Majid T., Talal Qazi, Al-Sulaiman Fahad A.
Format: Article
Language:English
Published: EDP Sciences 2017-01-01
Series:E3S Web of Conferences
Subjects:
Online Access:https://doi.org/10.1051/e3sconf/20172305001
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author Linjawi Majid T.
Talal Qazi
Al-Sulaiman Fahad A.
author_facet Linjawi Majid T.
Talal Qazi
Al-Sulaiman Fahad A.
author_sort Linjawi Majid T.
collection DOAJ
description In this study solar driven absorption chiller is used to reduce the peak cooling load in office buildings in Saudi Arabia for different selected cities. The study is conducted for six cities of Abha, Dhahran, Hail, Jeddah, Nejran and Riyadh under three operating durations of 4, 6, and 8 hours using flat plate or evacuated tube collectors. The energy analysis concluded that flat plate collectors are better than evacuated tube collectors. However, the results from economic analysis suggest that while proposing a gas fired absorption chiller will reduce running costs, further reduction by using solar collectors is not feasible because of its high initial cost. At the best case scenario the Net Present Value of a 10 Ton Absorption chiller operated by natural gas boiler and two large flat plate collectors (12m^2 each) running for 8 hours/day, 5days/week has a value of 117,000 $ and Internal Rate of Return (IRR) of 12%. Solar driven absorption chiller could be more feasible if the gas prices increases or the solar collector prices decreases significantly. Finally, government economic incentives and taxes are recommended to provide a boost for the feasibility of such projects.
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spelling doaj.art-e7d9b80feee14301b681693edc1030472022-12-21T23:01:25ZengEDP SciencesE3S Web of Conferences2267-12422017-01-01230500110.1051/e3sconf/20172305001e3sconf_wrec2017_05001Evaluation of solar thermal driven cooling system in office buildings in Saudi ArabiaLinjawi Majid T.Talal QaziAl-Sulaiman Fahad A.In this study solar driven absorption chiller is used to reduce the peak cooling load in office buildings in Saudi Arabia for different selected cities. The study is conducted for six cities of Abha, Dhahran, Hail, Jeddah, Nejran and Riyadh under three operating durations of 4, 6, and 8 hours using flat plate or evacuated tube collectors. The energy analysis concluded that flat plate collectors are better than evacuated tube collectors. However, the results from economic analysis suggest that while proposing a gas fired absorption chiller will reduce running costs, further reduction by using solar collectors is not feasible because of its high initial cost. At the best case scenario the Net Present Value of a 10 Ton Absorption chiller operated by natural gas boiler and two large flat plate collectors (12m^2 each) running for 8 hours/day, 5days/week has a value of 117,000 $ and Internal Rate of Return (IRR) of 12%. Solar driven absorption chiller could be more feasible if the gas prices increases or the solar collector prices decreases significantly. Finally, government economic incentives and taxes are recommended to provide a boost for the feasibility of such projects.https://doi.org/10.1051/e3sconf/20172305001absorption chillersolar coolingenergy analysiseconomic analysis
spellingShingle Linjawi Majid T.
Talal Qazi
Al-Sulaiman Fahad A.
Evaluation of solar thermal driven cooling system in office buildings in Saudi Arabia
E3S Web of Conferences
absorption chiller
solar cooling
energy analysis
economic analysis
title Evaluation of solar thermal driven cooling system in office buildings in Saudi Arabia
title_full Evaluation of solar thermal driven cooling system in office buildings in Saudi Arabia
title_fullStr Evaluation of solar thermal driven cooling system in office buildings in Saudi Arabia
title_full_unstemmed Evaluation of solar thermal driven cooling system in office buildings in Saudi Arabia
title_short Evaluation of solar thermal driven cooling system in office buildings in Saudi Arabia
title_sort evaluation of solar thermal driven cooling system in office buildings in saudi arabia
topic absorption chiller
solar cooling
energy analysis
economic analysis
url https://doi.org/10.1051/e3sconf/20172305001
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AT talalqazi evaluationofsolarthermaldrivencoolingsysteminofficebuildingsinsaudiarabia
AT alsulaimanfahada evaluationofsolarthermaldrivencoolingsysteminofficebuildingsinsaudiarabia