Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications

The present paper investigates the performance of a thermoelectric (TE)-based radiant ceiling panel with an additional layer of phase change material (PCM) for building cooling application through numerical and experimental analyses. The design of the ceiling panel consisted of an aluminum sheet wit...

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Autores principales:	Mohadeseh Seyednezhad, Hamidreza Najafi, Benjamin Kubwimana
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	building energy phase change material thermoelectric cooling ceiling panel Environmental effects of industries and plants TD194-195 Renewable energy sources TJ807-830 Environmental sciences GE1-350
Acceso en línea:	https://doaj.org/article/687c64fe752c432c941a933230b7f170
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id	oai:doaj.org-article:687c64fe752c432c941a933230b7f170
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spelling	oai:doaj.org-article:687c64fe752c432c941a933230b7f1702021-11-11T19:37:55ZNumerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications10.3390/su1321119362071-1050https://doaj.org/article/687c64fe752c432c941a933230b7f1702021-10-01T00:00:00Zhttps://www.mdpi.com/2071-1050/13/21/11936https://doaj.org/toc/2071-1050The present paper investigates the performance of a thermoelectric (TE)-based radiant ceiling panel with an additional layer of phase change material (PCM) for building cooling application through numerical and experimental analyses. The design of the ceiling panel consisted of an aluminum sheet with TE modules installed on the back to maintain a relatively low ceiling temperature that provided cooling through radiation and convection. A three-dimensional model was developed in COMSOL Multiphysics, and the system’s performance in several different configurations was assessed. The effect of the number of TE modules, as well as incorporating different amounts of PCM under transient conditions, was investigated for two modes of operation: startup and shutdown. It was shown that for a 609.6 mm × 609.6 mm ceiling panel, the use of four TE modules reduced the average surface temperature down to the comfort range in less than 5 min while producing a relatively uniform temperature distribution across the ceiling panel. It was also shown that the addition of a 2 mm thick PCM layer to the back of the ceiling panel enhanced the system’s performance by elongating the time that it took for the ceiling panel’s temperature to exceed the comfort range when the system shut down, which in turn reduced the number of on/off cycling of the system. The numerical results demonstrated a good agreement with the experimental data. The results from this study can be used for the optimal design of a TE-based radiant ceiling cooling system as a promising technology for smart buildings.Mohadeseh SeyednezhadHamidreza NajafiBenjamin KubwimanaMDPI AGarticlebuildingenergyphase change materialthermoelectric coolingceiling panelEnvironmental effects of industries and plantsTD194-195Renewable energy sourcesTJ807-830Environmental sciencesGE1-350ENSustainability, Vol 13, Iss 11936, p 11936 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	building energy phase change material thermoelectric cooling ceiling panel Environmental effects of industries and plants TD194-195 Renewable energy sources TJ807-830 Environmental sciences GE1-350
spellingShingle	building energy phase change material thermoelectric cooling ceiling panel Environmental effects of industries and plants TD194-195 Renewable energy sources TJ807-830 Environmental sciences GE1-350 Mohadeseh Seyednezhad Hamidreza Najafi Benjamin Kubwimana Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications
description	The present paper investigates the performance of a thermoelectric (TE)-based radiant ceiling panel with an additional layer of phase change material (PCM) for building cooling application through numerical and experimental analyses. The design of the ceiling panel consisted of an aluminum sheet with TE modules installed on the back to maintain a relatively low ceiling temperature that provided cooling through radiation and convection. A three-dimensional model was developed in COMSOL Multiphysics, and the system’s performance in several different configurations was assessed. The effect of the number of TE modules, as well as incorporating different amounts of PCM under transient conditions, was investigated for two modes of operation: startup and shutdown. It was shown that for a 609.6 mm × 609.6 mm ceiling panel, the use of four TE modules reduced the average surface temperature down to the comfort range in less than 5 min while producing a relatively uniform temperature distribution across the ceiling panel. It was also shown that the addition of a 2 mm thick PCM layer to the back of the ceiling panel enhanced the system’s performance by elongating the time that it took for the ceiling panel’s temperature to exceed the comfort range when the system shut down, which in turn reduced the number of on/off cycling of the system. The numerical results demonstrated a good agreement with the experimental data. The results from this study can be used for the optimal design of a TE-based radiant ceiling cooling system as a promising technology for smart buildings.
format	article
author	Mohadeseh Seyednezhad Hamidreza Najafi Benjamin Kubwimana
author_facet	Mohadeseh Seyednezhad Hamidreza Najafi Benjamin Kubwimana
author_sort	Mohadeseh Seyednezhad
title	Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications
title_short	Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications
title_full	Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications
title_fullStr	Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications
title_full_unstemmed	Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications
title_sort	numerical and experimental investigation of a thermoelectric-based radiant ceiling panel with phase change material for building cooling applications
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/687c64fe752c432c941a933230b7f170
work_keys_str_mv	AT mohadesehseyednezhad numericalandexperimentalinvestigationofathermoelectricbasedradiantceilingpanelwithphasechangematerialforbuildingcoolingapplications AT hamidrezanajafi numericalandexperimentalinvestigationofathermoelectricbasedradiantceilingpanelwithphasechangematerialforbuildingcoolingapplications AT benjaminkubwimana numericalandexperimentalinvestigationofathermoelectricbasedradiantceilingpanelwithphasechangematerialforbuildingcoolingapplications
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Numerical and Experimental Investigation of a Thermoelectric-Based Radiant Ceiling Panel with Phase Change Material for Building Cooling Applications

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