The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters

Fluids are very common and widely used in various industry processes. The only way to transfer fluids is to use pipe. During the transfer, the turbulent flow in pipe always causes a phenomenon called drag. However, this effect could be reduced by addition of Drag Reduction Agents (DRA’s). This study...

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Main Author: Lim, Meow Suan
Format: Undergraduates Project Papers
Language:English
Published: 2009
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/875/1/Lim%2C_Meow_Suan.pdf
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author Lim, Meow Suan
author_facet Lim, Meow Suan
author_sort Lim, Meow Suan
collection UMP
description Fluids are very common and widely used in various industry processes. The only way to transfer fluids is to use pipe. During the transfer, the turbulent flow in pipe always causes a phenomenon called drag. However, this effect could be reduced by addition of Drag Reduction Agents (DRA’s). This study is aimed to provide a clear understanding of the effects of various pipe lengths and pipe diameter on the percentage of drag reduction based on experimental work. In this work, an anionic surfactant, Sodium Dodecyl Sulfate (SDS) will be used as a DRA’S to investigate the purpose as stated above. An experimental apparatus consisting of two tanks, pump, pressure drop indicator, flow meter, test specimen pipe and piping network are set up. The parameters of investigation include concentration of the additive (100, 300 and 500 ppm), different pipe lengths (0.5, 1.0, 1.5, and 2.0 m) as well as different pipe diameters (0.5, 1.0, 1.5 in) at different water flow rates. Through the equivalent altered scale, some interesting results may be discovered.
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spelling UMPir8752021-06-17T06:58:35Z http://umpir.ump.edu.my/id/eprint/875/ The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters Lim, Meow Suan TP Chemical technology Fluids are very common and widely used in various industry processes. The only way to transfer fluids is to use pipe. During the transfer, the turbulent flow in pipe always causes a phenomenon called drag. However, this effect could be reduced by addition of Drag Reduction Agents (DRA’s). This study is aimed to provide a clear understanding of the effects of various pipe lengths and pipe diameter on the percentage of drag reduction based on experimental work. In this work, an anionic surfactant, Sodium Dodecyl Sulfate (SDS) will be used as a DRA’S to investigate the purpose as stated above. An experimental apparatus consisting of two tanks, pump, pressure drop indicator, flow meter, test specimen pipe and piping network are set up. The parameters of investigation include concentration of the additive (100, 300 and 500 ppm), different pipe lengths (0.5, 1.0, 1.5, and 2.0 m) as well as different pipe diameters (0.5, 1.0, 1.5 in) at different water flow rates. Through the equivalent altered scale, some interesting results may be discovered. 2009-04 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/875/1/Lim%2C_Meow_Suan.pdf Lim, Meow Suan (2009) The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters. Faculty of Chemical & Natural Resources Engineering, Universiti Malaysia Pahang.
spellingShingle TP Chemical technology
Lim, Meow Suan
The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters
title The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters
title_full The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters
title_fullStr The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters
title_full_unstemmed The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters
title_short The effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters
title_sort effect of pipe length on the percentage drag reduction for water flowing into pipes with different diameters
topic TP Chemical technology
url http://umpir.ump.edu.my/id/eprint/875/1/Lim%2C_Meow_Suan.pdf
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