Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating

Heat transfer and frictional pressure drop performance in a very narrow rectangular channel having one-sided constant heat flux input and repeated-ribs for turbulent flow with water as the working fluid have been investigated experimentally and their emperical correlations were obtained using the le...

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Main Authors:	Islam, M. Serajul, Monde, M., Hino, R., Huq, A.M.A., Mohiuddin, A. K. M.
Format:	Conference or Workshop Item
Language:	English
Published:	1997
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://irep.iium.edu.my/8206/ http://irep.iium.edu.my/8206/1/Paper1997.pdf

id	iium-8206
recordtype	eprints
spelling	iium-82062013-05-14T06:12:43Z http://irep.iium.edu.my/8206/ Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating Islam, M. Serajul Monde, M. Hino, R. Huq, A.M.A. Mohiuddin, A. K. M. TJ Mechanical engineering and machinery Heat transfer and frictional pressure drop performance in a very narrow rectangular channel having one-sided constant heat flux input and repeated-ribs for turbulent flow with water as the working fluid have been investigated experimentally and their emperical correlations were obtained using the least-square method. The rib pitch-to-height ratios (p/k) were 10 and 20 while holding the rib height constant at 0.2 mm. The experiment was performed with different Reynolds number (Re) at two channel heights of 1.2 mm and 3.2 mm, the rib height-to-channel equivalent diameter (k/De) of 0.03 and 0.09, respectively. The results show that the rib-rouoghened surface augments heat transfer by about 2-3 times compared with the smooth surface at the expense of 2.8-4 times higher frictional pressure drop under a wide range of Re = 2,414 to 98,458, at p/k = 10, and H = 1.2 mm. Experimental results obtained at channel height, H = 1.2 mm show slightly higher heat transfer and friction factor performance than the higher channel height, H = 3.2 mm. 1997-12 Conference or Workshop Item PeerReviewed application/pdf en http://irep.iium.edu.my/8206/1/Paper1997.pdf Islam, M. Serajul and Monde, M. and Hino, R. and Huq, A.M.A. and Mohiuddin, A. K. M. (1997) Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating. In: Second International Seminar on Fluid Mechanics and Heat Transfer, December 17-18, 1997, Dhaka, Bangladesh.
repository_type	Digital Repository
institution_category	Local University
institution	International Islamic University Malaysia
building	IIUM Repository
collection	Online Access
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Islam, M. Serajul Monde, M. Hino, R. Huq, A.M.A. Mohiuddin, A. K. M. Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating
description	Heat transfer and frictional pressure drop performance in a very narrow rectangular channel having one-sided constant heat flux input and repeated-ribs for turbulent flow with water as the working fluid have been investigated experimentally and their emperical correlations were obtained using the least-square method. The rib pitch-to-height ratios (p/k) were 10 and 20 while holding the rib height constant at 0.2 mm. The experiment was performed with different Reynolds number (Re) at two channel heights of 1.2 mm and 3.2 mm, the rib height-to-channel equivalent diameter (k/De) of 0.03 and 0.09, respectively. The results show that the rib-rouoghened surface augments heat transfer by about 2-3 times compared with the smooth surface at the expense of 2.8-4 times higher frictional pressure drop under a wide range of Re = 2,414 to 98,458, at p/k = 10, and H = 1.2 mm. Experimental results obtained at channel height, H = 1.2 mm show slightly higher heat transfer and friction factor performance than the higher channel height, H = 3.2 mm.
format	Conference or Workshop Item
author	Islam, M. Serajul Monde, M. Hino, R. Huq, A.M.A. Mohiuddin, A. K. M.
author_facet	Islam, M. Serajul Monde, M. Hino, R. Huq, A.M.A. Mohiuddin, A. K. M.
author_sort	Islam, M. Serajul
title	Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating
title_short	Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating
title_full	Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating
title_fullStr	Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating
title_full_unstemmed	Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating
title_sort	heat transfer augmentation in rib-roughened narrow channels with one-sided heating
publishDate	1997
url	http://irep.iium.edu.my/8206/ http://irep.iium.edu.my/8206/1/Paper1997.pdf
first_indexed	2023-09-18T20:17:52Z
last_indexed	2023-09-18T20:17:52Z
_version_	1777407908964728832

Heat transfer augmentation in Rib-Roughened Narrow channels with one-sided heating

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