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FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL

Convective heat transfer or simply convection is the study of transport processes Effected by the flow of fluids. Convective heattransfer has grown to the status of a contemporary science because ofpeople desire to understand andpredict how a fluid flow will act as a carrier or conveyer belt for...

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Main Author: Kabbashi Balow, Ali Ibrahim
Format: Final Year Project
Language:English
Published: Universiti Teknologi PETRONAS 2011
Subjects:
TP Chemical technology
Online Access:http://utpedia.utp.edu.my/10819/2/2011%20-%20Free%20Mixed%20Convection%20in%20Vertical%20Porous%20Channel.pdf
http://utpedia.utp.edu.my/10819/
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spelling my-utp-utpedia.108192014-01-08T08:56:38Z http://utpedia.utp.edu.my/10819/ FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL Kabbashi Balow, Ali Ibrahim TP Chemical technology Convective heat transfer or simply convection is the study of transport processes Effected by the flow of fluids. Convective heattransfer has grown to the status of a contemporary science because ofpeople desire to understand andpredict how a fluid flow will act as a carrier or conveyer belt for energy and matter. How ever Convective heat transfer is clearly, afield at interface betweentwo older fields: heat transfer and fluid mechanics. For this reason, the study of any convective heat transfer problem must reset ona solid understanding of basic heat transfer and fluid mechanics principles. Since this research will cover free convection and porous medium we discuss briefly about it. Fluid flow and convection heat transfer in porous media have been widely investigated experimentally and numerically for many years due to the many important applications, such as catalytic and chemical particle beds, petroleum processing, geothermal energy extraction, transpiration cooling, packed-bed regenerators, solid matrix heat exchangers, micro-thrusters and many others. Porous media can intensify fluid mixing and increase the surface area in contact with the coolant, so porous structures are an effective heat transfer augmentation technique. There have been numerous investigations with theoretical analyses and numerical simulations of convection heat. However in this project the simulation have been done and the results have been obtained and the maximum velocity of the hot air is about 0.0003m/s moreover the velocity in figure 11showed the maximum near the heated wall and in natural convection the maximum velocity is on the heated wall, therefore the velocity is very identical to the assumption of Darcy flow is valid when the fluid is not too fast ref [7] For the temperature is about 1270K and the temperature we can manipulate it by supply heat flux at high or low see the appendices 1&2 check temperature contour for different values for heat flux therefore we can conclude that the velocity obtained by simulation is satisfied as well as the temperature. Universiti Teknologi PETRONAS 2011-05 Final Year Project NonPeerReviewed application/pdf en http://utpedia.utp.edu.my/10819/2/2011%20-%20Free%20Mixed%20Convection%20in%20Vertical%20Porous%20Channel.pdf Kabbashi Balow, Ali Ibrahim (2011) FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL. Universiti Teknologi PETRONAS. (Unpublished)
institution Universiti Teknologi Petronas
building UTP Resource Centre
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Petronas
content_source UTP Electronic and Digitized Intellectual Asset
url_provider http://utpedia.utp.edu.my/
language English
topic TP Chemical technology
spellingShingle TP Chemical technology
Kabbashi Balow, Ali Ibrahim
FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL
description Convective heat transfer or simply convection is the study of transport processes Effected by the flow of fluids. Convective heattransfer has grown to the status of a contemporary science because ofpeople desire to understand andpredict how a fluid flow will act as a carrier or conveyer belt for energy and matter. How ever Convective heat transfer is clearly, afield at interface betweentwo older fields: heat transfer and fluid mechanics. For this reason, the study of any convective heat transfer problem must reset ona solid understanding of basic heat transfer and fluid mechanics principles. Since this research will cover free convection and porous medium we discuss briefly about it. Fluid flow and convection heat transfer in porous media have been widely investigated experimentally and numerically for many years due to the many important applications, such as catalytic and chemical particle beds, petroleum processing, geothermal energy extraction, transpiration cooling, packed-bed regenerators, solid matrix heat exchangers, micro-thrusters and many others. Porous media can intensify fluid mixing and increase the surface area in contact with the coolant, so porous structures are an effective heat transfer augmentation technique. There have been numerous investigations with theoretical analyses and numerical simulations of convection heat. However in this project the simulation have been done and the results have been obtained and the maximum velocity of the hot air is about 0.0003m/s moreover the velocity in figure 11showed the maximum near the heated wall and in natural convection the maximum velocity is on the heated wall, therefore the velocity is very identical to the assumption of Darcy flow is valid when the fluid is not too fast ref [7] For the temperature is about 1270K and the temperature we can manipulate it by supply heat flux at high or low see the appendices 1&2 check temperature contour for different values for heat flux therefore we can conclude that the velocity obtained by simulation is satisfied as well as the temperature.
format Final Year Project
author Kabbashi Balow, Ali Ibrahim
author_facet Kabbashi Balow, Ali Ibrahim
author_sort Kabbashi Balow, Ali Ibrahim
title FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL
title_short FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL
title_full FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL
title_fullStr FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL
title_full_unstemmed FREE/ MIXED CONVECTION IN VERTICAL POROUS CHANNEL
title_sort free/ mixed convection in vertical porous channel
publisher Universiti Teknologi PETRONAS
publishDate 2011
url http://utpedia.utp.edu.my/10819/2/2011%20-%20Free%20Mixed%20Convection%20in%20Vertical%20Porous%20Channel.pdf
http://utpedia.utp.edu.my/10819/
_version_ 1739831851008131072
score 13.211869

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