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Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces

The thermal coefficient of a solar photovoltaic (PV) panel is a value that is provided with its specification sheet and tells us precisely the drop in panel performance with rising temperature. In desert climates, the PV panel temperatures are known to reach above 70 degrees centigrade. Exploring ef...

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Main Authors: Majdi H.S., Mashkour M.A., Habeeb L.J., Sabry A.H.
Other Authors: 55898722600
Format: Article
Published: Technology Center 2023
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spelling my.uniten.dspace-264882023-05-29T17:11:06Z Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces Majdi H.S. Mashkour M.A. Habeeb L.J. Sabry A.H. 55898722600 54895762300 57205652013 56602511900 The thermal coefficient of a solar photovoltaic (PV) panel is a value that is provided with its specification sheet and tells us precisely the drop in panel performance with rising temperature. In desert climates, the PV panel temperatures are known to reach above 70 degrees centigrade. Exploring effective methods of increasing energy transfer efficiency is the issue that attracts researchers nowadays, which also contributes to reducing the cost of using solar photovoltaic (PV) systems with storage batteries. Temperature handling of solar PV modules is one of the techniques that improve the performance of such systems by cooling the bottom surface of the PV panels. This study initially reviews the effective methods of cooling the solar modules to select a proper, cost-effective, and easy to implement one. An active fan-based cooling method is considered in this research to make ventilation underneath the solar module. A portion of the output power at a prespecified high level of battery state-of-charge (SOC) is used to feed the fans. The developed comparator circuit is used to control the power ON/OFF of the fans. A Matlab-based simulation is employed to demonstrate the power rate improvements and that consumed by the fans. The results of simulations show that the presented approach can achieve significant improvements in the efficiency of PV systems that have storage batteries. The proposed method is demonstrated and evaluated for a 1.62 kW PV system. It is found from a simultaneous practical experiment on two identical PV panels of 180 W over a full day that the energy with the cooling system was 823.4 Wh, while that without cooling was 676 Wh. The adopted approach can play a role in enhancing energy sustainability � 2021. Authors. This is an open access article under the Creative Commons CC BY license Final 2023-05-29T09:11:06Z 2023-05-29T09:11:06Z 2021 Article 10.15587/1729-4061.2021.238700 2-s2.0-85117730246 https://www.scopus.com/inward/record.uri?eid=2-s2.0-85117730246&doi=10.15587%2f1729-4061.2021.238700&partnerID=40&md5=981a1716b6d0683404a69a84276b4f2f https://irepository.uniten.edu.my/handle/123456789/26488 4 8-112 83 89 All Open Access, Gold, Green Technology Center Scopus
institution Universiti Tenaga Nasional
building UNITEN Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Tenaga Nasional
content_source UNITEN Institutional Repository
url_provider http://dspace.uniten.edu.my/
description The thermal coefficient of a solar photovoltaic (PV) panel is a value that is provided with its specification sheet and tells us precisely the drop in panel performance with rising temperature. In desert climates, the PV panel temperatures are known to reach above 70 degrees centigrade. Exploring effective methods of increasing energy transfer efficiency is the issue that attracts researchers nowadays, which also contributes to reducing the cost of using solar photovoltaic (PV) systems with storage batteries. Temperature handling of solar PV modules is one of the techniques that improve the performance of such systems by cooling the bottom surface of the PV panels. This study initially reviews the effective methods of cooling the solar modules to select a proper, cost-effective, and easy to implement one. An active fan-based cooling method is considered in this research to make ventilation underneath the solar module. A portion of the output power at a prespecified high level of battery state-of-charge (SOC) is used to feed the fans. The developed comparator circuit is used to control the power ON/OFF of the fans. A Matlab-based simulation is employed to demonstrate the power rate improvements and that consumed by the fans. The results of simulations show that the presented approach can achieve significant improvements in the efficiency of PV systems that have storage batteries. The proposed method is demonstrated and evaluated for a 1.62 kW PV system. It is found from a simultaneous practical experiment on two identical PV panels of 180 W over a full day that the energy with the cooling system was 823.4 Wh, while that without cooling was 676 Wh. The adopted approach can play a role in enhancing energy sustainability � 2021. Authors. This is an open access article under the Creative Commons CC BY license
author2 55898722600
author_facet 55898722600
Majdi H.S.
Mashkour M.A.
Habeeb L.J.
Sabry A.H.
format Article
author Majdi H.S.
Mashkour M.A.
Habeeb L.J.
Sabry A.H.
spellingShingle Majdi H.S.
Mashkour M.A.
Habeeb L.J.
Sabry A.H.
Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces
author_sort Majdi H.S.
title Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces
title_short Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces
title_full Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces
title_fullStr Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces
title_full_unstemmed Enhancement Of Energy Transfer Efficiency For Photovoltaic (Pv) Systems By Cooling The Panel Surfaces
title_sort enhancement of energy transfer efficiency for photovoltaic (pv) systems by cooling the panel surfaces
publisher Technology Center
publishDate 2023
_version_ 1806427508969570304
score 13.211869

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