CFD Simulation Model of Salt Wedge Propagation

This study aims to numerically simulate the flow of the salt wedge by using computational fluid dynamics, CFD. The accuracy of the numerical simulation model was assessed against published laboratory data. Twelve CFD model runs were conducted under the same laboratory conditions. The results showed...

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Main Authors: Aya kh. Shaheed, Riyadh Z. Azzubaidi
Format: Article
Language:English
Published: University of Baghdad 2022-01-01
Series:Journal of Engineering
Online Access:https://joe.uobaghdad.edu.iq/index.php/main/article/view/1460
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author Aya kh. Shaheed
Riyadh Z. Azzubaidi
author_facet Aya kh. Shaheed
Riyadh Z. Azzubaidi
author_sort Aya kh. Shaheed
collection DOAJ
description This study aims to numerically simulate the flow of the salt wedge by using computational fluid dynamics, CFD. The accuracy of the numerical simulation model was assessed against published laboratory data. Twelve CFD model runs were conducted under the same laboratory conditions. The results showed that the propagation of the salt wedge is inversely proportional to the applied freshwater discharge and the bed slope of the flume.  The maximum propagation is obtained at the lowest discharge value and the minimum slope of the flume. The comparison between the published laboratory results and numerical simulation shows a good agreement. The range of the relative error varies between 0 and 16% with an average of 2% and a root mean square error of 0.18. Accordingly, the CFD software is quite valid to simulate the propagation of the salt wedge.
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spelling doaj.art-bd17f05f9b364f8dabf261e6461d58be2023-08-02T01:59:55ZengUniversity of BaghdadJournal of Engineering1726-40732520-33392022-01-0128110.31026/j.eng.2022.01.06CFD Simulation Model of Salt Wedge PropagationAya kh. Shaheed0Riyadh Z. Azzubaidi1College of Engineering - University of BaghdadCollege of Engineering - University of BaghdadThis study aims to numerically simulate the flow of the salt wedge by using computational fluid dynamics, CFD. The accuracy of the numerical simulation model was assessed against published laboratory data. Twelve CFD model runs were conducted under the same laboratory conditions. The results showed that the propagation of the salt wedge is inversely proportional to the applied freshwater discharge and the bed slope of the flume.  The maximum propagation is obtained at the lowest discharge value and the minimum slope of the flume. The comparison between the published laboratory results and numerical simulation shows a good agreement. The range of the relative error varies between 0 and 16% with an average of 2% and a root mean square error of 0.18. Accordingly, the CFD software is quite valid to simulate the propagation of the salt wedge.https://joe.uobaghdad.edu.iq/index.php/main/article/view/1460
spellingShingle Aya kh. Shaheed
Riyadh Z. Azzubaidi
CFD Simulation Model of Salt Wedge Propagation
Journal of Engineering
title CFD Simulation Model of Salt Wedge Propagation
title_full CFD Simulation Model of Salt Wedge Propagation
title_fullStr CFD Simulation Model of Salt Wedge Propagation
title_full_unstemmed CFD Simulation Model of Salt Wedge Propagation
title_short CFD Simulation Model of Salt Wedge Propagation
title_sort cfd simulation model of salt wedge propagation
url https://joe.uobaghdad.edu.iq/index.php/main/article/view/1460
work_keys_str_mv AT ayakhshaheed cfdsimulationmodelofsaltwedgepropagation
AT riyadhzazzubaidi cfdsimulationmodelofsaltwedgepropagation