The Effect of Permeable Groin on Longshore Curre

Breaking wave on a beach at certain angle generates longshore momentum flux that causes longshore current.Such longshore current may be controled by coastal structures such as groin. The objective of this research is to study the influence of permeable groin on the velocity of longshore current. Per...

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Main Authors: Umar, Hasdinar, Pratama, Rifki, Pranata, Adi, Yuwono, Nur, Triatmaja, Radianta, Nizam, Nizam
Format: Conference or Workshop Item
Language:English
Published: 2011
Subjects:
Online Access:https://repository.ugm.ac.id/32568/1/4_-_The_Effect_of_Permeable_Groin_on_Longshore_Current.pdf
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author Umar, Hasdinar
Pratama, Rifki
Pranata, Adi
Yuwono, Nur
Triatmaja, Radianta
Nizam, Nizam
author_facet Umar, Hasdinar
Pratama, Rifki
Pranata, Adi
Yuwono, Nur
Triatmaja, Radianta
Nizam, Nizam
author_sort Umar, Hasdinar
collection UGM
description Breaking wave on a beach at certain angle generates longshore momentum flux that causes longshore current.Such longshore current may be controled by coastal structures such as groin. The objective of this research is to study the influence of permeable groin on the velocity of longshore current. Permeable groin may be used to control and hence optimize the magnitude of longshore current and the longshore sediment transport. This research study the influence of permeable groin on the longshore current under various groin permeability. The model used in this research was a fixed bed model with bottom slope of 1:6 (vertical: horizontal). Two different groin permeabilities were selected for the research, these were 46.67% and 80%. The results of this research showed that groin structure modify both the direction and velocity of longshore current. The 46.67% groin permeability resulted in larger reduction of longshor current when compare with that of 80% permeability.
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spelling oai:generic.eprints.org:325682014-02-10T03:05:28Z https://repository.ugm.ac.id/32568/ The Effect of Permeable Groin on Longshore Curre Umar, Hasdinar Pratama, Rifki Pranata, Adi Yuwono, Nur Triatmaja, Radianta Nizam, Nizam Makalah Seminar Breaking wave on a beach at certain angle generates longshore momentum flux that causes longshore current.Such longshore current may be controled by coastal structures such as groin. The objective of this research is to study the influence of permeable groin on the velocity of longshore current. Permeable groin may be used to control and hence optimize the magnitude of longshore current and the longshore sediment transport. This research study the influence of permeable groin on the longshore current under various groin permeability. The model used in this research was a fixed bed model with bottom slope of 1:6 (vertical: horizontal). Two different groin permeabilities were selected for the research, these were 46.67% and 80%. The results of this research showed that groin structure modify both the direction and velocity of longshore current. The 46.67% groin permeability resulted in larger reduction of longshor current when compare with that of 80% permeability. 2011-07 Conference or Workshop Item PeerReviewed application/pdf en https://repository.ugm.ac.id/32568/1/4_-_The_Effect_of_Permeable_Groin_on_Longshore_Current.pdf Umar, Hasdinar and Pratama, Rifki and Pranata, Adi and Yuwono, Nur and Triatmaja, Radianta and Nizam, Nizam (2011) The Effect of Permeable Groin on Longshore Curre. In: International Seminar of Water Related Risk Management, July 2011, Jakarta.
spellingShingle Makalah Seminar
Umar, Hasdinar
Pratama, Rifki
Pranata, Adi
Yuwono, Nur
Triatmaja, Radianta
Nizam, Nizam
The Effect of Permeable Groin on Longshore Curre
title The Effect of Permeable Groin on Longshore Curre
title_full The Effect of Permeable Groin on Longshore Curre
title_fullStr The Effect of Permeable Groin on Longshore Curre
title_full_unstemmed The Effect of Permeable Groin on Longshore Curre
title_short The Effect of Permeable Groin on Longshore Curre
title_sort effect of permeable groin on longshore curre
topic Makalah Seminar
url https://repository.ugm.ac.id/32568/1/4_-_The_Effect_of_Permeable_Groin_on_Longshore_Current.pdf
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