Experimental Study for Using Ice in Air Conditioning to Reduce Peak Loads

This paper provides an experimental debate about using ice in air cooling to reduce peak loads resulting from airconditioning. Three copper helical coils having the same surface area were used in the present work. The coils diameters are5, 7 and 10 mm, coils lengths are 4.50, 3.22 and 2.26 m respect...

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Main Authors: E Eid, Tarek Omara, A Omar
Format: Article
Language:English
Published: Port Said University 2013-09-01
Series:Port Said Engineering Research Journal
Subjects:
Online Access:https://pserj.journals.ekb.eg/article_50568_b27780221bba6f8f2b5087b3d37f5cde.pdf
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author E Eid
Tarek Omara
A Omar
author_facet E Eid
Tarek Omara
A Omar
author_sort E Eid
collection DOAJ
description This paper provides an experimental debate about using ice in air cooling to reduce peak loads resulting from airconditioning. Three copper helical coils having the same surface area were used in the present work. The coils diameters are5, 7 and 10 mm, coils lengths are 4.50, 3.22 and 2.26 m respectively. The three coils are have the same pitch circle diameterand different number of turns. Warm air have a temperature ranging from 40°C to 60°C was fed inside the coils immersedin slurry ice hours. The air flow rate was changed from 0.0008 to 0.0065 kg/s. The effects of Reynolds number and coildiameter on heat transfer characteristics were investigated. The results provided that Nusselt number, Nu, increases with theincrease of Reynolds number for small tube diameter coil. Empirical correlations were found for both heat transfer andpressure drop as dimensionless groups in the range of experimental investigation
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spelling doaj.art-6245a6f7cfb64e8c97f273e75ca52bdd2023-10-23T06:13:07ZengPort Said UniversityPort Said Engineering Research Journal1110-66032536-93772013-09-01172546310.21608/pserj.2013.5056850568Experimental Study for Using Ice in Air Conditioning to Reduce Peak LoadsE Eid0Tarek Omara1A Omar2Department of Mechanical Engineering-Faculty of Industrial Education, Suez University, EgyptDepartment of Mechanical Engineering-Faculty of Industrial Education, Suez University, EgyptDepartment of Mechanical Engineering-Faculty of Industrial Education, Suez University, EgyptThis paper provides an experimental debate about using ice in air cooling to reduce peak loads resulting from airconditioning. Three copper helical coils having the same surface area were used in the present work. The coils diameters are5, 7 and 10 mm, coils lengths are 4.50, 3.22 and 2.26 m respectively. The three coils are have the same pitch circle diameterand different number of turns. Warm air have a temperature ranging from 40°C to 60°C was fed inside the coils immersedin slurry ice hours. The air flow rate was changed from 0.0008 to 0.0065 kg/s. The effects of Reynolds number and coildiameter on heat transfer characteristics were investigated. The results provided that Nusselt number, Nu, increases with theincrease of Reynolds number for small tube diameter coil. Empirical correlations were found for both heat transfer andpressure drop as dimensionless groups in the range of experimental investigationhttps://pserj.journals.ekb.eg/article_50568_b27780221bba6f8f2b5087b3d37f5cde.pdficeair conditioninghelical coilsdurationslurry ice and thermal storage
spellingShingle E Eid
Tarek Omara
A Omar
Experimental Study for Using Ice in Air Conditioning to Reduce Peak Loads
Port Said Engineering Research Journal
ice
air conditioning
helical coils
duration
slurry ice and thermal storage
title Experimental Study for Using Ice in Air Conditioning to Reduce Peak Loads
title_full Experimental Study for Using Ice in Air Conditioning to Reduce Peak Loads
title_fullStr Experimental Study for Using Ice in Air Conditioning to Reduce Peak Loads
title_full_unstemmed Experimental Study for Using Ice in Air Conditioning to Reduce Peak Loads
title_short Experimental Study for Using Ice in Air Conditioning to Reduce Peak Loads
title_sort experimental study for using ice in air conditioning to reduce peak loads
topic ice
air conditioning
helical coils
duration
slurry ice and thermal storage
url https://pserj.journals.ekb.eg/article_50568_b27780221bba6f8f2b5087b3d37f5cde.pdf
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