Assessment of past and future potential of ocean wave power in the Gulf of Guinea

This study investigated the historical and future wave power potential in the Gulf of Guinea (GoG) with the aim of identifying high-density wave energy locations for potential exploitation. To estimate wave power density (WPD) for three time periods (past: 1979–2005, mid-century: 2026–2050, and end-...

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Main Authors: Adeola M. Dahunsi, Bennet Atsu Kwame Foli
Format: Article
Language:English
Published: Taylor & Francis Group 2023-10-01
Series:International Journal of Sustainable Engineering
Subjects:
Online Access:http://dx.doi.org/10.1080/19397038.2023.2269204
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author Adeola M. Dahunsi
Bennet Atsu Kwame Foli
author_facet Adeola M. Dahunsi
Bennet Atsu Kwame Foli
author_sort Adeola M. Dahunsi
collection DOAJ
description This study investigated the historical and future wave power potential in the Gulf of Guinea (GoG) with the aim of identifying high-density wave energy locations for potential exploitation. To estimate wave power density (WPD) for three time periods (past: 1979–2005, mid-century: 2026–2050, and end-century: 2081–2100), we utilized significant wave height and mean wave period obtained from eight General Circulation Models. Using an ensemble of these WAVEWATCH III simulated datasets, we calculated WPD and assessed overall and seasonal trends, projecting changes under Representative Concentration Pathway (RCP) 4.5 and 8.5 scenarios. Results revealed higher potential WPD in the western GoG, particularly near the coast, with increased values offshore. Spatially, WPD change rates varied widely (−0.021 to 0.039 kW/m per year), suggesting both positive and negative trends, though generally low. Projections indicated a potential increase from 0.5 to 1.0 kW/m by the end of the century. The estimated potential power for harvesting exceeded 14,000 MW, with offshore regions showing better wave converter performance. This study concludes that GoG's wave energy is a promising renewable resource, offering a potential solution to future power needs and contributing to regional greenhouse gas emission mitigation.
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spelling doaj.art-f019cc2def04476c9b6e177c05c1d2f42023-11-02T14:47:05ZengTaylor & Francis GroupInternational Journal of Sustainable Engineering1939-70381939-70462023-10-010012210.1080/19397038.2023.22692042269204Assessment of past and future potential of ocean wave power in the Gulf of GuineaAdeola M. Dahunsi0Bennet Atsu Kwame Foli1University of Abomey-CalaviUniversity of GhanaThis study investigated the historical and future wave power potential in the Gulf of Guinea (GoG) with the aim of identifying high-density wave energy locations for potential exploitation. To estimate wave power density (WPD) for three time periods (past: 1979–2005, mid-century: 2026–2050, and end-century: 2081–2100), we utilized significant wave height and mean wave period obtained from eight General Circulation Models. Using an ensemble of these WAVEWATCH III simulated datasets, we calculated WPD and assessed overall and seasonal trends, projecting changes under Representative Concentration Pathway (RCP) 4.5 and 8.5 scenarios. Results revealed higher potential WPD in the western GoG, particularly near the coast, with increased values offshore. Spatially, WPD change rates varied widely (−0.021 to 0.039 kW/m per year), suggesting both positive and negative trends, though generally low. Projections indicated a potential increase from 0.5 to 1.0 kW/m by the end of the century. The estimated potential power for harvesting exceeded 14,000 MW, with offshore regions showing better wave converter performance. This study concludes that GoG's wave energy is a promising renewable resource, offering a potential solution to future power needs and contributing to regional greenhouse gas emission mitigation.http://dx.doi.org/10.1080/19397038.2023.2269204gulf of guineawave powerrenewable energyclimate changercp scenarios
spellingShingle Adeola M. Dahunsi
Bennet Atsu Kwame Foli
Assessment of past and future potential of ocean wave power in the Gulf of Guinea
International Journal of Sustainable Engineering
gulf of guinea
wave power
renewable energy
climate change
rcp scenarios
title Assessment of past and future potential of ocean wave power in the Gulf of Guinea
title_full Assessment of past and future potential of ocean wave power in the Gulf of Guinea
title_fullStr Assessment of past and future potential of ocean wave power in the Gulf of Guinea
title_full_unstemmed Assessment of past and future potential of ocean wave power in the Gulf of Guinea
title_short Assessment of past and future potential of ocean wave power in the Gulf of Guinea
title_sort assessment of past and future potential of ocean wave power in the gulf of guinea
topic gulf of guinea
wave power
renewable energy
climate change
rcp scenarios
url http://dx.doi.org/10.1080/19397038.2023.2269204
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