Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in Bulgaria

The presented paper analyzes the impact of limestone dust accumulation on photovoltaic (PV) panel performance, focusing on the specific surrounding conditions near quarries. The results from the performed field measurements show that high concentrations of limestone dust accumulate significantly fas...

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Main Authors: Penka Zlateva, Angel Terziev, Krastin Yordanov, Martin Ivanov, Borislav Stankov
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Eng
Subjects:
Online Access:https://www.mdpi.com/2673-4117/6/1/10
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author Penka Zlateva
Angel Terziev
Krastin Yordanov
Martin Ivanov
Borislav Stankov
author_facet Penka Zlateva
Angel Terziev
Krastin Yordanov
Martin Ivanov
Borislav Stankov
author_sort Penka Zlateva
collection DOAJ
description The presented paper analyzes the impact of limestone dust accumulation on photovoltaic (PV) panel performance, focusing on the specific surrounding conditions near quarries. The results from the performed field measurements show that high concentrations of limestone dust accumulate significantly faster in these areas, and a hard layer is formed in the presence of moisture. This layer of dust is resistant to removal, even in moderate precipitation and winds with speeds between 6 and 9 m/s, making it a significant problem for the long-term performance of the systems. The analysis revealed that the lack of systematic cleaning of the panels leads to a drop in efficiency of over 20%, with this loss pointedly limiting the return on investment. This study highlights the need for innovative maintenance approaches, such as regular cleaning, use of special coatings and adapting designs to specific environmental conditions. This is essential for the development of strategies to manage, maintain and improve PV systems in areas with high levels of dust pollution.
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institution Kabale University
issn 2673-4117
language English
publishDate 2025-01-01
publisher MDPI AG
record_format Article
series Eng
spelling doaj-art-048ccf70a61f400f913cf7853367986c2025-01-24T13:31:34ZengMDPI AGEng2673-41172025-01-01611010.3390/eng6010010Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in BulgariaPenka Zlateva0Angel Terziev1Krastin Yordanov2Martin Ivanov3Borislav Stankov4Department of Thermal Engineering, Technical University of Varna, 9010 Varna, BulgariaFaculty of Power Engineering and Power Machines, Technical University of Sofia, 1756 Sofia, BulgariaDepartment of Thermal Engineering, Technical University of Varna, 9010 Varna, BulgariaFaculty of Power Engineering and Power Machines, Technical University of Sofia, 1756 Sofia, BulgariaFaculty of Power Engineering and Power Machines, Technical University of Sofia, 1756 Sofia, BulgariaThe presented paper analyzes the impact of limestone dust accumulation on photovoltaic (PV) panel performance, focusing on the specific surrounding conditions near quarries. The results from the performed field measurements show that high concentrations of limestone dust accumulate significantly faster in these areas, and a hard layer is formed in the presence of moisture. This layer of dust is resistant to removal, even in moderate precipitation and winds with speeds between 6 and 9 m/s, making it a significant problem for the long-term performance of the systems. The analysis revealed that the lack of systematic cleaning of the panels leads to a drop in efficiency of over 20%, with this loss pointedly limiting the return on investment. This study highlights the need for innovative maintenance approaches, such as regular cleaning, use of special coatings and adapting designs to specific environmental conditions. This is essential for the development of strategies to manage, maintain and improve PV systems in areas with high levels of dust pollution.https://www.mdpi.com/2673-4117/6/1/10PV panels efficiencylimestone dustdust collectionspecific conditionsindustrial zoneshigh dust concentration
spellingShingle Penka Zlateva
Angel Terziev
Krastin Yordanov
Martin Ivanov
Borislav Stankov
Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in Bulgaria
Eng
PV panels efficiency
limestone dust
dust collection
specific conditions
industrial zones
high dust concentration
title Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in Bulgaria
title_full Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in Bulgaria
title_fullStr Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in Bulgaria
title_full_unstemmed Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in Bulgaria
title_short Influence of Limestone Dust on PV Panel Efficiency in a Small Solar Park in Bulgaria
title_sort influence of limestone dust on pv panel efficiency in a small solar park in bulgaria
topic PV panels efficiency
limestone dust
dust collection
specific conditions
industrial zones
high dust concentration
url https://www.mdpi.com/2673-4117/6/1/10
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AT krastinyordanov influenceoflimestonedustonpvpanelefficiencyinasmallsolarparkinbulgaria
AT martinivanov influenceoflimestonedustonpvpanelefficiencyinasmallsolarparkinbulgaria
AT borislavstankov influenceoflimestonedustonpvpanelefficiencyinasmallsolarparkinbulgaria