Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese Nearshore

The aim of the present work is to identify the expected nearshore and offshore impact of a marine energy farm that would be implemented in the coastal environment of Portugal. Several layouts of Wave Dragon devices were considered, the distance between each system being gradually adjusted. By proces...

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Main Authors: Florin Onea, Liliana Rusu, Gabriel Bogdan Carp, Eugen Rusu
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/9/3/262
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author Florin Onea
Liliana Rusu
Gabriel Bogdan Carp
Eugen Rusu
author_facet Florin Onea
Liliana Rusu
Gabriel Bogdan Carp
Eugen Rusu
author_sort Florin Onea
collection DOAJ
description The aim of the present work is to identify the expected nearshore and offshore impact of a marine energy farm that would be implemented in the coastal environment of Portugal. Several layouts of Wave Dragon devices were considered, the distance between each system being gradually adjusted. By processing 27–years of combined wave data coming from the European Space Agency and ERA5, the most relevant conditions have been identified. The centre of each farm layout was set to approximately 3.5 km from the coast, where a more significant attenuation of wave heights in the middle of the target area was noticed, which can go up to 16% in the case of extreme events. From the analysis of the longshore currents, it was noticed that even an arrow farm layout defined by five systems may have a significant impact, by changing the peak or by smoothing the currents profile. Wave energy is an emerging renewable sector that can also contribute tocoastal protection and, therefore, the Portuguese coast represents a suitable candidate for this type of project.
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spelling doaj.art-d6d0930eba6b441681e6dc7b87af24b72023-12-03T12:05:13ZengMDPI AGJournal of Marine Science and Engineering2077-13122021-03-019326210.3390/jmse9030262Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese NearshoreFlorin Onea0Liliana Rusu1Gabriel Bogdan Carp2Eugen Rusu3Department of Mechanical Engineering, Faculty of Engineering, Dunarea de Jos University of Galati, 47 Domneasca Street, 800008 Galati, RomaniaDepartment of Mechanical Engineering, Faculty of Engineering, Dunarea de Jos University of Galati, 47 Domneasca Street, 800008 Galati, RomaniaDepartment of Mechanical Engineering, Faculty of Engineering, Dunarea de Jos University of Galati, 47 Domneasca Street, 800008 Galati, RomaniaDepartment of Mechanical Engineering, Faculty of Engineering, Dunarea de Jos University of Galati, 47 Domneasca Street, 800008 Galati, RomaniaThe aim of the present work is to identify the expected nearshore and offshore impact of a marine energy farm that would be implemented in the coastal environment of Portugal. Several layouts of Wave Dragon devices were considered, the distance between each system being gradually adjusted. By processing 27–years of combined wave data coming from the European Space Agency and ERA5, the most relevant conditions have been identified. The centre of each farm layout was set to approximately 3.5 km from the coast, where a more significant attenuation of wave heights in the middle of the target area was noticed, which can go up to 16% in the case of extreme events. From the analysis of the longshore currents, it was noticed that even an arrow farm layout defined by five systems may have a significant impact, by changing the peak or by smoothing the currents profile. Wave energy is an emerging renewable sector that can also contribute tocoastal protection and, therefore, the Portuguese coast represents a suitable candidate for this type of project.https://www.mdpi.com/2077-1312/9/3/262Portuguese nearshoresatellite measurementswave farmSWANcoastal processes
spellingShingle Florin Onea
Liliana Rusu
Gabriel Bogdan Carp
Eugen Rusu
Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese Nearshore
Journal of Marine Science and Engineering
Portuguese nearshore
satellite measurements
wave farm
SWAN
coastal processes
title Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese Nearshore
title_full Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese Nearshore
title_fullStr Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese Nearshore
title_full_unstemmed Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese Nearshore
title_short Wave Farms Impact on the Coastal Processes—A Case Study Area in the Portuguese Nearshore
title_sort wave farms impact on the coastal processes a case study area in the portuguese nearshore
topic Portuguese nearshore
satellite measurements
wave farm
SWAN
coastal processes
url https://www.mdpi.com/2077-1312/9/3/262
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