Traditional Catamaran Hull Form Configurations that Reduce Total Resistance

Catamaran resistance is very complex compared to monohull resistance, so it is particularly worthy of research. The below-water-level hull form influences the fluid flow characteristics around the ship, which either increases or decreases the total resistance. This study focuses on developing a new...

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Main Authors: Muhammad Iqbal, Samuel
Format: Article
Language:English
Published: Universitas Indonesia 2017-01-01
Series:International Journal of Technology
Subjects:
Online Access:http://ijtech.eng.ui.ac.id/article/view/225
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author Muhammad Iqbal
Samuel
author_facet Muhammad Iqbal
Samuel
author_sort Muhammad Iqbal
collection DOAJ
description Catamaran resistance is very complex compared to monohull resistance, so it is particularly worthy of research. The below-water-level hull form influences the fluid flow characteristics around the ship, which either increases or decreases the total resistance. This study focuses on developing a new hull form by using the Lackenby Method to modify an existing hull form in such a way that reduces the total resistance. The total resistance was calculated using computational fluid dynamics, since the Navier-Stokes equation is built into the Tdyn software. The research results show that hull form changes can in fact decrease or increase the ship’s total resistance. The best new hull form was chosen for its value of least total resistance.
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spelling doaj.art-29daa3850e864fdd902502d6cf492cab2023-01-02T00:05:52ZengUniversitas IndonesiaInternational Journal of Technology2086-96142087-21002017-01-0181859310.14716/ijtech.v8i1.225225Traditional Catamaran Hull Form Configurations that Reduce Total ResistanceMuhammad Iqbal0Samuel1Department of Naval Architecture, Faculty of Engineering, Diponegoro University, Semarang 50275, IndonesiaDepartment of Naval Architecture, Faculty of Engineering, Diponegoro University, Semarang 50275, IndonesiaCatamaran resistance is very complex compared to monohull resistance, so it is particularly worthy of research. The below-water-level hull form influences the fluid flow characteristics around the ship, which either increases or decreases the total resistance. This study focuses on developing a new hull form by using the Lackenby Method to modify an existing hull form in such a way that reduces the total resistance. The total resistance was calculated using computational fluid dynamics, since the Navier-Stokes equation is built into the Tdyn software. The research results show that hull form changes can in fact decrease or increase the ship’s total resistance. The best new hull form was chosen for its value of least total resistance.http://ijtech.eng.ui.ac.id/article/view/225CatamaranCFDHull FormLackenby MethodResistance
spellingShingle Muhammad Iqbal
Samuel
Traditional Catamaran Hull Form Configurations that Reduce Total Resistance
International Journal of Technology
Catamaran
CFD
Hull Form
Lackenby Method
Resistance
title Traditional Catamaran Hull Form Configurations that Reduce Total Resistance
title_full Traditional Catamaran Hull Form Configurations that Reduce Total Resistance
title_fullStr Traditional Catamaran Hull Form Configurations that Reduce Total Resistance
title_full_unstemmed Traditional Catamaran Hull Form Configurations that Reduce Total Resistance
title_short Traditional Catamaran Hull Form Configurations that Reduce Total Resistance
title_sort traditional catamaran hull form configurations that reduce total resistance
topic Catamaran
CFD
Hull Form
Lackenby Method
Resistance
url http://ijtech.eng.ui.ac.id/article/view/225
work_keys_str_mv AT muhammadiqbal traditionalcatamaranhullformconfigurationsthatreducetotalresistance
AT samuel traditionalcatamaranhullformconfigurationsthatreducetotalresistance