Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture

This paper introduces the combination of two different nanoparticles suspended in the base ﬂuid for the enhancement of forced convection heat transfer. The aims of the experimen tal study are to investigate the heat transfer performance and friction factor of TiO 2-SiO 2 nanoﬂuids in a circular tube...

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Main Authors:	M. F., Nabil, Azmi, W. H., Abdul Hamid, K., R., Mamat
Format:	Article
Language:	English
Published:	Elsevier 2018
Subjects:	T Technology (General) TJ Mechanical engineering and machinery
Online Access:	http://umpir.ump.edu.my/id/eprint/21909/ http://umpir.ump.edu.my/id/eprint/21909/ http://umpir.ump.edu.my/id/eprint/21909/ http://umpir.ump.edu.my/id/eprint/21909/1/Experimental%20investigation%20of%20heat%20transfer%20and%20friction%20factor1.pdf

id	ump-21909
recordtype	eprints
spelling	ump-219092019-01-03T01:45:59Z http://umpir.ump.edu.my/id/eprint/21909/ Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture M. F., Nabil Azmi, W. H. Abdul Hamid, K. R., Mamat T Technology (General) TJ Mechanical engineering and machinery This paper introduces the combination of two different nanoparticles suspended in the base ﬂuid for the enhancement of forced convection heat transfer. The aims of the experimen tal study are to investigate the heat transfer performance and friction factor of TiO 2-SiO 2 nanoﬂuids in a circular tube under turbulent ﬂow. The TiO 2-SiO 2 nanoﬂuids are prepared by using the two-step method for 0.5 to 3.0% volume concentration with nanop article mixture ratio of 50:50. The TiO 2-SiO 2 nanoparticles are dispersed in a base ﬂuid of water/E G mixture with a 60:40 volume ratio. The forced convection heat transfer experiment is conducted under working temperatures of 30, 50 and 70C and a constant heat ﬂux boundary condition. The heat transfer coefﬁcient of TiO 2-SiO 2 nanoﬂuids is enhanced with increase of volume concentration and temperature. It was observed that the maximum enhancement of convective heat transfer is 81% higher than the base ﬂuid for a volume concentration and temperature of 3.0% and 70C, respectively. Furthermore, the friction factor of TiO 2-SiO 2 nanoﬂuids is slightly increased with volume concentration,however insigniﬁcantl y. Finally, the regressi on correlation model of TiO2 -SiO 2 nanoﬂuids was developed from the experimental results for the estimation of Nusselt number and friction factor. Elsevier 2018 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/21909/1/Experimental%20investigation%20of%20heat%20transfer%20and%20friction%20factor1.pdf M. F., Nabil and Azmi, W. H. and Abdul Hamid, K. and R., Mamat (2018) Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture. International Journal of Heat and Mass Transfer, 124. pp. 1361-1369. ISSN 0017-9310 https://doi.org/10.1016/j.ijheatmasstransfer.2018.04.143 doi: 10.1016/j.ijheatmasstransfer.2018.04.143
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	T Technology (General) TJ Mechanical engineering and machinery
spellingShingle	T Technology (General) TJ Mechanical engineering and machinery M. F., Nabil Azmi, W. H. Abdul Hamid, K. R., Mamat Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture
description	This paper introduces the combination of two different nanoparticles suspended in the base ﬂuid for the enhancement of forced convection heat transfer. The aims of the experimen tal study are to investigate the heat transfer performance and friction factor of TiO 2-SiO 2 nanoﬂuids in a circular tube under turbulent ﬂow. The TiO 2-SiO 2 nanoﬂuids are prepared by using the two-step method for 0.5 to 3.0% volume concentration with nanop article mixture ratio of 50:50. The TiO 2-SiO 2 nanoparticles are dispersed in a base ﬂuid of water/E G mixture with a 60:40 volume ratio. The forced convection heat transfer experiment is conducted under working temperatures of 30, 50 and 70C and a constant heat ﬂux boundary condition. The heat transfer coefﬁcient of TiO 2-SiO 2 nanoﬂuids is enhanced with increase of volume concentration and temperature. It was observed that the maximum enhancement of convective heat transfer is 81% higher than the base ﬂuid for a volume concentration and temperature of 3.0% and 70C, respectively. Furthermore, the friction factor of TiO 2-SiO 2 nanoﬂuids is slightly increased with volume concentration,however insigniﬁcantl y. Finally, the regressi on correlation model of TiO2 -SiO 2 nanoﬂuids was developed from the experimental results for the estimation of Nusselt number and friction factor.
format	Article
author	M. F., Nabil Azmi, W. H. Abdul Hamid, K. R., Mamat
author_facet	M. F., Nabil Azmi, W. H. Abdul Hamid, K. R., Mamat
author_sort	M. F., Nabil
title	Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture
title_short	Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture
title_full	Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture
title_fullStr	Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture
title_full_unstemmed	Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture
title_sort	experimental investigation of heat transfer and friction factor of tio2-sio2 nanofluids in water:ethylene glycol mixture
publisher	Elsevier
publishDate	2018
url	http://umpir.ump.edu.my/id/eprint/21909/ http://umpir.ump.edu.my/id/eprint/21909/ http://umpir.ump.edu.my/id/eprint/21909/ http://umpir.ump.edu.my/id/eprint/21909/1/Experimental%20investigation%20of%20heat%20transfer%20and%20friction%20factor1.pdf
first_indexed	2023-09-18T22:32:22Z
last_indexed	2023-09-18T22:32:22Z
_version_	1777416370607095808

Experimental investigation of heat transfer and friction factor of TiO2-SiO2 nanofluids in water:ethylene glycol mixture

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