Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system

Although climate change is a reality, many off-grid communities continue to use diesel generators for electricity supply. This document presents a strategy to reduce diesel consumption in an out-of-grid system formed by renewable sources (PV-HKT-WT-DG). Three energy dispatch strategies have been pr...

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Main Authors: Paul Arévalo-Cordero, Dario J. Benavides, Juan Leonardo Espinoza, Luis Hernández-Callejo, Francisco Jurado
Format: Article
Language:English
Published: Universidad de Antioquia 2021-04-01
Series:Revista Facultad de Ingeniería Universidad de Antioquia
Subjects:
Online Access:https://revistas.udea.edu.co/index.php/ingenieria/article/view/340497
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author Paul Arévalo-Cordero
Dario J. Benavides
Juan Leonardo Espinoza
Luis Hernández-Callejo
Francisco Jurado
author_facet Paul Arévalo-Cordero
Dario J. Benavides
Juan Leonardo Espinoza
Luis Hernández-Callejo
Francisco Jurado
author_sort Paul Arévalo-Cordero
collection DOAJ
description Although climate change is a reality, many off-grid communities continue to use diesel generators for electricity supply. This document presents a strategy to reduce diesel consumption in an out-of-grid system formed by renewable sources (PV-HKT-WT-DG). Three energy dispatch strategies have been proposed to verify the impact on diesel consumption and generator operating hours. In addition, different energy storage technologies (acid lead, lithium-ion, vanadium redox flow, pump storage and supercapacitor) have been considered. The HOMER software has been used to calculate the optimal size of the systems through technical-economic indicators. The results show that it is possible to reduce diesel consumption progressively; however, the cost of energy increases. On the other hand, when using lithium-ion batteries under charge cycle control, the penetration of the diesel generator has been greatly reduced without affecting the cost of the system. Finally, sensitivity analyzes have shown that when demand increases, diesel consumption does not increase significantly by using redox vanadium flow batteries, whereas the diesel generator operating hours decrease significantly in all systems.
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spelling doaj.art-f5e9c635f96a489895ab76391ce8a4112023-03-22T17:12:41ZengUniversidad de AntioquiaRevista Facultad de Ingeniería Universidad de Antioquia0120-62302422-28442021-04-019810.17533/udea.redin.20200471Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid systemPaul Arévalo-Cordero0Dario J. Benavides1Juan Leonardo Espinoza2Luis Hernández-Callejo3Francisco Jurado4University of JaénUniversity of JaénUniversity of CuencaUniversity of ValladolidUniversity of Jaén Although climate change is a reality, many off-grid communities continue to use diesel generators for electricity supply. This document presents a strategy to reduce diesel consumption in an out-of-grid system formed by renewable sources (PV-HKT-WT-DG). Three energy dispatch strategies have been proposed to verify the impact on diesel consumption and generator operating hours. In addition, different energy storage technologies (acid lead, lithium-ion, vanadium redox flow, pump storage and supercapacitor) have been considered. The HOMER software has been used to calculate the optimal size of the systems through technical-economic indicators. The results show that it is possible to reduce diesel consumption progressively; however, the cost of energy increases. On the other hand, when using lithium-ion batteries under charge cycle control, the penetration of the diesel generator has been greatly reduced without affecting the cost of the system. Finally, sensitivity analyzes have shown that when demand increases, diesel consumption does not increase significantly by using redox vanadium flow batteries, whereas the diesel generator operating hours decrease significantly in all systems. https://revistas.udea.edu.co/index.php/ingenieria/article/view/340497microgridenergy storagerenewable energy
spellingShingle Paul Arévalo-Cordero
Dario J. Benavides
Juan Leonardo Espinoza
Luis Hernández-Callejo
Francisco Jurado
Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system
Revista Facultad de Ingeniería Universidad de Antioquia
microgrid
energy storage
renewable energy
title Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system
title_full Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system
title_fullStr Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system
title_full_unstemmed Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system
title_short Optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system
title_sort optimal energy management strategies to reduce diesel consumption for a hybrid offgrid system
topic microgrid
energy storage
renewable energy
url https://revistas.udea.edu.co/index.php/ingenieria/article/view/340497
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