Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems

This study evaluated the energy saving potential of renewable energy generation systems based on integrated solar energy in an urban environment. The solar city concept was implemented using photovoltaic (PV) and solar thermal systems. As a case study, the Sejong national pilot smart city in South K...

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Autores principales:	Min-Hwi Kim, Deuk-Won Kim, Dong-Won Lee
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	renewable energy system urban energy system photovoltaic system solar thermal system smart city Technology T
Acceso en línea:	https://doaj.org/article/370f87a9173e49779bbf36f51b0c238a
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spelling	oai:doaj.org-article:370f87a9173e49779bbf36f51b0c238a2021-11-11T16:03:53ZFeasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems10.3390/en142173421996-1073https://doaj.org/article/370f87a9173e49779bbf36f51b0c238a2021-11-01T00:00:00Zhttps://www.mdpi.com/1996-1073/14/21/7342https://doaj.org/toc/1996-1073This study evaluated the energy saving potential of renewable energy generation systems based on integrated solar energy in an urban environment. The solar city concept was implemented using photovoltaic (PV) and solar thermal systems. As a case study, the Sejong national pilot smart city in South Korea was selected to evaluate the renewable energy penetration rate. For evaluating the proposed renewable energy systems, the electrical and thermal loads of the smart city were estimated using field measurement data. Then, the renewable energy penetration rate of the city was evaluated. The HomerPro software was used to analyze the PV generation and operating energy consumption of the natural gas (NG) generator with a district heating network. The thermal load-supporting potential of the solar thermal system was estimated using the TRNSYS software. The results showed that the proposed urban integrated renewable energy system could meet over 30% of the renewable energy penetration rate and the levelized cost of energy and total net present cost was 7% lower than the base case system (i.e., NG generator). The proposed system also exhibited 38% less CO<sub>2</sub> emissions than the base case system.Min-Hwi KimDeuk-Won KimDong-Won LeeMDPI AGarticlerenewable energy systemurban energy systemphotovoltaic systemsolar thermal systemsmart cityTechnologyTENEnergies, Vol 14, Iss 7342, p 7342 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	renewable energy system urban energy system photovoltaic system solar thermal system smart city Technology T
spellingShingle	renewable energy system urban energy system photovoltaic system solar thermal system smart city Technology T Min-Hwi Kim Deuk-Won Kim Dong-Won Lee Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems
description	This study evaluated the energy saving potential of renewable energy generation systems based on integrated solar energy in an urban environment. The solar city concept was implemented using photovoltaic (PV) and solar thermal systems. As a case study, the Sejong national pilot smart city in South Korea was selected to evaluate the renewable energy penetration rate. For evaluating the proposed renewable energy systems, the electrical and thermal loads of the smart city were estimated using field measurement data. Then, the renewable energy penetration rate of the city was evaluated. The HomerPro software was used to analyze the PV generation and operating energy consumption of the natural gas (NG) generator with a district heating network. The thermal load-supporting potential of the solar thermal system was estimated using the TRNSYS software. The results showed that the proposed urban integrated renewable energy system could meet over 30% of the renewable energy penetration rate and the levelized cost of energy and total net present cost was 7% lower than the base case system (i.e., NG generator). The proposed system also exhibited 38% less CO<sub>2</sub> emissions than the base case system.
format	article
author	Min-Hwi Kim Deuk-Won Kim Dong-Won Lee
author_facet	Min-Hwi Kim Deuk-Won Kim Dong-Won Lee
author_sort	Min-Hwi Kim
title	Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems
title_short	Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems
title_full	Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems
title_fullStr	Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems
title_full_unstemmed	Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems
title_sort	feasibility of low carbon renewable energy city integrated with hybrid renewable energy systems
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/370f87a9173e49779bbf36f51b0c238a
work_keys_str_mv	AT minhwikim feasibilityoflowcarbonrenewableenergycityintegratedwithhybridrenewableenergysystems AT deukwonkim feasibilityoflowcarbonrenewableenergycityintegratedwithhybridrenewableenergysystems AT dongwonlee feasibilityoflowcarbonrenewableenergycityintegratedwithhybridrenewableenergysystems
_version_	1718432406280601600

Feasibility of Low Carbon Renewable Energy City Integrated with Hybrid Renewable Energy Systems

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