Planning for a 100% renewable energy system for the Santiago Island, Cape Verde

Ensuring the supply of affordable energy, improving energy efficiency and reducing greenhouse gas emissions are some of the priorities of the governments of several countries. The pursuit of these energy goals has triggered interest in the exploration and usage of Renewable Energy Sources (RES), whi...

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Main Authors: Paula Varandas Ferreira, Angela Lopes, Géremi Gilson Dranka, Jorge Cunha
Format: Article
Language:English
Published: Aalborg University Open Publishing 2020-09-01
Series:International Journal of Sustainable Energy Planning and Management
Online Access:https://journals.aau.dk/index.php/sepm/article/view/3603
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author Paula Varandas Ferreira
Angela Lopes
Géremi Gilson Dranka
Jorge Cunha
author_facet Paula Varandas Ferreira
Angela Lopes
Géremi Gilson Dranka
Jorge Cunha
author_sort Paula Varandas Ferreira
collection DOAJ
description Ensuring the supply of affordable energy, improving energy efficiency and reducing greenhouse gas emissions are some of the priorities of the governments of several countries. The pursuit of these energy goals has triggered interest in the exploration and usage of Renewable Energy Sources (RES), which can be particularly appropriate for island systems as is the case of Cape Verde. This work proposes a generation expansion planning model for Cape Verde considering a 20 years’ period. Different scenarios were analysed, each one representing a possible RES contribution for electricity production, reaching a 100% RES share. The results demonstrate that the increase of the RES in the system will lead to an increase of the total cost of energy. However, both CO2 emissions and external energy dependency of the country significantly decrease. The seasonality of the RES resources, and in particular of wind power is shown to be one of the most important challenges for the effective uptake of such a renewable power system. While the proposed model allowed already to present some useful scenarios, it becomes also evident the need to expand the analysis, and the paper concludes with directions for future research.
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spelling doaj.art-7990eba0b5994951b5cc74be1bf7236c2024-04-02T02:44:42ZengAalborg University Open PublishingInternational Journal of Sustainable Energy Planning and Management2246-29292020-09-012910.5278/ijsepm.36033014Planning for a 100% renewable energy system for the Santiago Island, Cape VerdePaula Varandas Ferreira0Angela Lopes1Géremi Gilson Dranka2Jorge Cunha3Universidade do MinhoUniversidade do MinhoUniversity of Minho, PortugalUniversidade do MinhoEnsuring the supply of affordable energy, improving energy efficiency and reducing greenhouse gas emissions are some of the priorities of the governments of several countries. The pursuit of these energy goals has triggered interest in the exploration and usage of Renewable Energy Sources (RES), which can be particularly appropriate for island systems as is the case of Cape Verde. This work proposes a generation expansion planning model for Cape Verde considering a 20 years’ period. Different scenarios were analysed, each one representing a possible RES contribution for electricity production, reaching a 100% RES share. The results demonstrate that the increase of the RES in the system will lead to an increase of the total cost of energy. However, both CO2 emissions and external energy dependency of the country significantly decrease. The seasonality of the RES resources, and in particular of wind power is shown to be one of the most important challenges for the effective uptake of such a renewable power system. While the proposed model allowed already to present some useful scenarios, it becomes also evident the need to expand the analysis, and the paper concludes with directions for future research.https://journals.aau.dk/index.php/sepm/article/view/3603
spellingShingle Paula Varandas Ferreira
Angela Lopes
Géremi Gilson Dranka
Jorge Cunha
Planning for a 100% renewable energy system for the Santiago Island, Cape Verde
International Journal of Sustainable Energy Planning and Management
title Planning for a 100% renewable energy system for the Santiago Island, Cape Verde
title_full Planning for a 100% renewable energy system for the Santiago Island, Cape Verde
title_fullStr Planning for a 100% renewable energy system for the Santiago Island, Cape Verde
title_full_unstemmed Planning for a 100% renewable energy system for the Santiago Island, Cape Verde
title_short Planning for a 100% renewable energy system for the Santiago Island, Cape Verde
title_sort planning for a 100 renewable energy system for the santiago island cape verde
url https://journals.aau.dk/index.php/sepm/article/view/3603
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AT jorgecunha planningfora100renewableenergysystemforthesantiagoislandcapeverde