Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVT

Recently, research on a hybrid heat pump system that combines photovoltaic-thermal (PVT) and air source heat pump (ASHP) technologies has been actively conducted. However, there is a lack of research on validating the integrated ASHP-PVT system model based on real buildings and designing the integra...

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Main Authors: Soowon Chae, Sangmu Bae, Yujin Nam
Format: Article
Language:English
Published: Elsevier 2023-08-01
Series:Case Studies in Thermal Engineering
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214157X23004483
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author Soowon Chae
Sangmu Bae
Yujin Nam
author_facet Soowon Chae
Sangmu Bae
Yujin Nam
author_sort Soowon Chae
collection DOAJ
description Recently, research on a hybrid heat pump system that combines photovoltaic-thermal (PVT) and air source heat pump (ASHP) technologies has been actively conducted. However, there is a lack of research on validating the integrated ASHP-PVT system model based on real buildings and designing the integrated system optimally. In this study, a prediction model was constucted using dynamic simulation, validated based on a real building. The integrated system was optimally designed for real application, and a comprehensive performance evaluation was conducted using the conventional model. The payback period of the optimum model was 9.42 years, 3 years shorter than the conventional model. The optimum model showed an increase in power consumption by approximately 4% compared to the conventional model. However, power consumption was still observed to decrease by up to 43% when compared to a model that does not utilize PVT. This study shows that the proposed system promotes decarbonization of the building sector and provides considerable economic benefits through optimum design implementation.
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spelling doaj.art-7f159d5f1612400fa8ac0994115da0fc2023-06-15T04:56:07ZengElsevierCase Studies in Thermal Engineering2214-157X2023-08-0148103142Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVTSoowon Chae0Sangmu Bae1Yujin Nam2Department of Architectural Engineering, Pusan National University, 2 Busandaehak-ro 63, Geomjeong-gu, Busan, 46241, South KoreaDepartment of Architectural Engineering, Pusan National University, 2 Busandaehak-ro 63, Geomjeong-gu, Busan, 46241, South KoreaCorresponding author.; Department of Architectural Engineering, Pusan National University, 2 Busandaehak-ro 63, Geomjeong-gu, Busan, 46241, South KoreaRecently, research on a hybrid heat pump system that combines photovoltaic-thermal (PVT) and air source heat pump (ASHP) technologies has been actively conducted. However, there is a lack of research on validating the integrated ASHP-PVT system model based on real buildings and designing the integrated system optimally. In this study, a prediction model was constucted using dynamic simulation, validated based on a real building. The integrated system was optimally designed for real application, and a comprehensive performance evaluation was conducted using the conventional model. The payback period of the optimum model was 9.42 years, 3 years shorter than the conventional model. The optimum model showed an increase in power consumption by approximately 4% compared to the conventional model. However, power consumption was still observed to decrease by up to 43% when compared to a model that does not utilize PVT. This study shows that the proposed system promotes decarbonization of the building sector and provides considerable economic benefits through optimum design implementation.http://www.sciencedirect.com/science/article/pii/S2214157X23004483Hybrid heat pump systemPhotovoltaic–thermalAir source heat pumpLife cycle costLife cycle climate performance
spellingShingle Soowon Chae
Sangmu Bae
Yujin Nam
Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVT
Case Studies in Thermal Engineering
Hybrid heat pump system
Photovoltaic–thermal
Air source heat pump
Life cycle cost
Life cycle climate performance
title Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVT
title_full Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVT
title_fullStr Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVT
title_full_unstemmed Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVT
title_short Economic and environmental analysis of the optimum design for the integrated system with air source heat pump and PVT
title_sort economic and environmental analysis of the optimum design for the integrated system with air source heat pump and pvt
topic Hybrid heat pump system
Photovoltaic–thermal
Air source heat pump
Life cycle cost
Life cycle climate performance
url http://www.sciencedirect.com/science/article/pii/S2214157X23004483
work_keys_str_mv AT soowonchae economicandenvironmentalanalysisoftheoptimumdesignfortheintegratedsystemwithairsourceheatpumpandpvt
AT sangmubae economicandenvironmentalanalysisoftheoptimumdesignfortheintegratedsystemwithairsourceheatpumpandpvt
AT yujinnam economicandenvironmentalanalysisoftheoptimumdesignfortheintegratedsystemwithairsourceheatpumpandpvt