Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket

This work focuses on the heat transfer and flow characteristics with the different placement of the multi-deck display cabinet and tries to optimize the placement position of refrigerated display cabinet. First, the temperature distribution in a refrigerated display cabinet was experimentally invest...

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Autores principales:	Yuan Pei, Zeng Qinghui, Lei Zhenglin, Wu Yixiao, Lu Yanli, Hu Chaolong
Formato:	article
Lenguaje:	EN
Publicado:	De Gruyter 2021
Materias:	multi-deck display cabinet food temperature placement cfd Physics QC1-999
Acceso en línea:	https://doaj.org/article/f49b8d3a4be04586af195876f840abf8
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spelling	oai:doaj.org-article:f49b8d3a4be04586af195876f840abf82021-12-05T14:11:01ZExperimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket2391-547110.1515/phys-2021-0023https://doaj.org/article/f49b8d3a4be04586af195876f840abf82021-05-01T00:00:00Zhttps://doi.org/10.1515/phys-2021-0023https://doaj.org/toc/2391-5471This work focuses on the heat transfer and flow characteristics with the different placement of the multi-deck display cabinet and tries to optimize the placement position of refrigerated display cabinet. First, the temperature distribution in a refrigerated display cabinet was experimentally investigated. The result showed that the food temperature in front is 3.6–4.8°C higher than back row of the same layer, and temperature fluctuation of 0.3–0.7°C less than the back row. Then, a three-dimensional numerical model of the display cabinet was established, and the k–ε model is employed to compare and analyze the heat transfer and air curtain characteristics. The results show that the placement methods have great influence on the performance of the display cabinet. The face-to-back placement method can acquire a better food refrigeration performance, and the food temperature of the face-to-back placement method is 0.3–0.5°C lower than that of the face-to-face placement method.Yuan PeiZeng QinghuiLei ZhenglinWu YixiaoLu YanliHu ChaolongDe Gruyterarticlemulti-deck display cabinetfood temperatureplacementcfdPhysicsQC1-999ENOpen Physics, Vol 19, Iss 1, Pp 256-265 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	multi-deck display cabinet food temperature placement cfd Physics QC1-999
spellingShingle	multi-deck display cabinet food temperature placement cfd Physics QC1-999 Yuan Pei Zeng Qinghui Lei Zhenglin Wu Yixiao Lu Yanli Hu Chaolong Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket
description	This work focuses on the heat transfer and flow characteristics with the different placement of the multi-deck display cabinet and tries to optimize the placement position of refrigerated display cabinet. First, the temperature distribution in a refrigerated display cabinet was experimentally investigated. The result showed that the food temperature in front is 3.6–4.8°C higher than back row of the same layer, and temperature fluctuation of 0.3–0.7°C less than the back row. Then, a three-dimensional numerical model of the display cabinet was established, and the k–ε model is employed to compare and analyze the heat transfer and air curtain characteristics. The results show that the placement methods have great influence on the performance of the display cabinet. The face-to-back placement method can acquire a better food refrigeration performance, and the food temperature of the face-to-back placement method is 0.3–0.5°C lower than that of the face-to-face placement method.
format	article
author	Yuan Pei Zeng Qinghui Lei Zhenglin Wu Yixiao Lu Yanli Hu Chaolong
author_facet	Yuan Pei Zeng Qinghui Lei Zhenglin Wu Yixiao Lu Yanli Hu Chaolong
author_sort	Yuan Pei
title	Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket
title_short	Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket
title_full	Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket
title_fullStr	Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket
title_full_unstemmed	Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket
title_sort	experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket
publisher	De Gruyter
publishDate	2021
url	https://doaj.org/article/f49b8d3a4be04586af195876f840abf8
work_keys_str_mv	AT yuanpei experimentalandnumericalstudyofheattransferandflowcharacteristicswithdifferentplacementofthemultideckdisplaycabinetinsupermarket AT zengqinghui experimentalandnumericalstudyofheattransferandflowcharacteristicswithdifferentplacementofthemultideckdisplaycabinetinsupermarket AT leizhenglin experimentalandnumericalstudyofheattransferandflowcharacteristicswithdifferentplacementofthemultideckdisplaycabinetinsupermarket AT wuyixiao experimentalandnumericalstudyofheattransferandflowcharacteristicswithdifferentplacementofthemultideckdisplaycabinetinsupermarket AT luyanli experimentalandnumericalstudyofheattransferandflowcharacteristicswithdifferentplacementofthemultideckdisplaycabinetinsupermarket AT huchaolong experimentalandnumericalstudyofheattransferandflowcharacteristicswithdifferentplacementofthemultideckdisplaycabinetinsupermarket
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Experimental and numerical study of heat transfer and flow characteristics with different placement of the multi-deck display cabinet in supermarket

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