Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids

The use of heat transfer enhancement techniques, can improve the thermal performance of the tubes. In this study, the convective heat transfer from nanoparticles TiO2–SiO2 was dispersed to W/EG in the plain tube, under constant wall heat flux studied numerical and experimental. The type of nanofluid u...

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Main Authors: Ramadhan, A. I., Azmi, W. H., Mamat, Rizalman, Abdul Hamid, K.
Format: Article
Language:English
Published: Elsevier 2020
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/30608/1/Ramadhan%20et%20al.%202020%20CSTE.pdf
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author Ramadhan, A. I.
Azmi, W. H.
Mamat, Rizalman
Abdul Hamid, K.
author_facet Ramadhan, A. I.
Azmi, W. H.
Mamat, Rizalman
Abdul Hamid, K.
author_sort Ramadhan, A. I.
collection UMP
description The use of heat transfer enhancement techniques, can improve the thermal performance of the tubes. In this study, the convective heat transfer from nanoparticles TiO2–SiO2 was dispersed to W/EG in the plain tube, under constant wall heat flux studied numerical and experimental. The type of nanofluid used is the TiO2–SiO2 base fluid EG/water mixture. The volume concentrations used were 1.0, 2.0 and 3.0%. The Reynolds number (Re) used ranges from 2900 to 11,200. The effect of nanofluids on heat transfer coefficients and friction factors is presented in this work. The results show that heat transfer increases with Reynolds number for numerical and experimental in plain tube. Hybrid nanofluids at volume concentration of 3.0% had the highest amount of Nusselt and the highest friction factor was followed by 2.0% and then 1.0%. Experimental and numerical results are compared in terms of Nusselt number average deviation found was 8.8, 8.9 and 7.9% for the volume concentration of 1.0, 2.0, and 3.0% in this study. The friction factor average deviation is 4.1, 3.8 and 3.5% for the volume concentration of 1.0, 2.0, and 3.0%, respectively.
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spelling UMPir306082021-02-04T19:24:04Z http://umpir.ump.edu.my/id/eprint/30608/ Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids Ramadhan, A. I. Azmi, W. H. Mamat, Rizalman Abdul Hamid, K. TJ Mechanical engineering and machinery The use of heat transfer enhancement techniques, can improve the thermal performance of the tubes. In this study, the convective heat transfer from nanoparticles TiO2–SiO2 was dispersed to W/EG in the plain tube, under constant wall heat flux studied numerical and experimental. The type of nanofluid used is the TiO2–SiO2 base fluid EG/water mixture. The volume concentrations used were 1.0, 2.0 and 3.0%. The Reynolds number (Re) used ranges from 2900 to 11,200. The effect of nanofluids on heat transfer coefficients and friction factors is presented in this work. The results show that heat transfer increases with Reynolds number for numerical and experimental in plain tube. Hybrid nanofluids at volume concentration of 3.0% had the highest amount of Nusselt and the highest friction factor was followed by 2.0% and then 1.0%. Experimental and numerical results are compared in terms of Nusselt number average deviation found was 8.8, 8.9 and 7.9% for the volume concentration of 1.0, 2.0, and 3.0% in this study. The friction factor average deviation is 4.1, 3.8 and 3.5% for the volume concentration of 1.0, 2.0, and 3.0%, respectively. Elsevier 2020 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/30608/1/Ramadhan%20et%20al.%202020%20CSTE.pdf Ramadhan, A. I. and Azmi, W. H. and Mamat, Rizalman and Abdul Hamid, K. (2020) Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids. Case Studies in Thermal Engineering, 22. p. 100782. ISSN 2214-157X. (Published) https://doi.org/10.1016/j.csite.2020.100782
spellingShingle TJ Mechanical engineering and machinery
Ramadhan, A. I.
Azmi, W. H.
Mamat, Rizalman
Abdul Hamid, K.
Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids
title Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids
title_full Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids
title_fullStr Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids
title_full_unstemmed Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids
title_short Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids
title_sort experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids
topic TJ Mechanical engineering and machinery
url http://umpir.ump.edu.my/id/eprint/30608/1/Ramadhan%20et%20al.%202020%20CSTE.pdf
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