Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in Buildings

Hybrid renewable energy systems (HRES) combine two or more renewable energy systems and are an interesting solution for decentralized renewable energy generation. The exergy and exergo-economic approach have proven to be useful methods to analyze hybrid renewable energy systems. The aim of this pape...

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Main Authors: Sonja Kallio, Monica Siroux
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/3/1029
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author Sonja Kallio
Monica Siroux
author_facet Sonja Kallio
Monica Siroux
author_sort Sonja Kallio
collection DOAJ
description Hybrid renewable energy systems (HRES) combine two or more renewable energy systems and are an interesting solution for decentralized renewable energy generation. The exergy and exergo-economic approach have proven to be useful methods to analyze hybrid renewable energy systems. The aim of this paper is to present a review of exergy and exergy-economic approaches to evaluate hybrid renewable energy systems in buildings. In the first part of the paper, the methodology of the exergy and exergo-economic analysis is introduced as well as the main performance indicators. The influence of the reference environment is analyzed, and results show that the selection of the reference environment has a high impact on the results of the exergy analysis. In the last part of the paper, different literature studies based on exergy and exergo-economic analysis applied to the photovoltaic-thermal collectors, fuel-fired micro-cogeneration systems and hybrid renewable energy systems are reviewed. It is shown that the dynamic exergy analysis is the best way to evaluate hybrid renewable energy systems if they are operating under a dynamic environment caused by climatic conditions and/or energy demand.
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spelling doaj.art-437ca1100947487297860e916daa1a902023-11-16T16:31:35ZengMDPI AGEnergies1996-10732023-01-01163102910.3390/en16031029Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in BuildingsSonja Kallio0Monica Siroux1INSA Strasbourg ICUBE, University of Strasbourg, 67000 Strasbourg, FranceINSA Strasbourg ICUBE, University of Strasbourg, 67000 Strasbourg, FranceHybrid renewable energy systems (HRES) combine two or more renewable energy systems and are an interesting solution for decentralized renewable energy generation. The exergy and exergo-economic approach have proven to be useful methods to analyze hybrid renewable energy systems. The aim of this paper is to present a review of exergy and exergy-economic approaches to evaluate hybrid renewable energy systems in buildings. In the first part of the paper, the methodology of the exergy and exergo-economic analysis is introduced as well as the main performance indicators. The influence of the reference environment is analyzed, and results show that the selection of the reference environment has a high impact on the results of the exergy analysis. In the last part of the paper, different literature studies based on exergy and exergo-economic analysis applied to the photovoltaic-thermal collectors, fuel-fired micro-cogeneration systems and hybrid renewable energy systems are reviewed. It is shown that the dynamic exergy analysis is the best way to evaluate hybrid renewable energy systems if they are operating under a dynamic environment caused by climatic conditions and/or energy demand.https://www.mdpi.com/1996-1073/16/3/1029hybrid renewable energy systemsexergyefficiencycosting methodmicro-grid
spellingShingle Sonja Kallio
Monica Siroux
Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in Buildings
Energies
hybrid renewable energy systems
exergy
efficiency
costing method
micro-grid
title Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in Buildings
title_full Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in Buildings
title_fullStr Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in Buildings
title_full_unstemmed Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in Buildings
title_short Exergy and Exergy-Economic Approach to Evaluate Hybrid Renewable Energy Systems in Buildings
title_sort exergy and exergy economic approach to evaluate hybrid renewable energy systems in buildings
topic hybrid renewable energy systems
exergy
efficiency
costing method
micro-grid
url https://www.mdpi.com/1996-1073/16/3/1029
work_keys_str_mv AT sonjakallio exergyandexergyeconomicapproachtoevaluatehybridrenewableenergysystemsinbuildings
AT monicasiroux exergyandexergyeconomicapproachtoevaluatehybridrenewableenergysystemsinbuildings