Results 31 to 40 of about 336 (183)

Solid and Permeable Submerged Breakwaters

open access: yesCoastal Engineering 1968, 1968
The behaviour of thin and rectangular solid submerged breakwaters is re-examined. Dean's theory is found to be correct for a thin barrier in infinitely deep water. An empirical and theoretical relationship for the reflection coefficient of a thin breakwater across the wave number spectrum is proposed.
T. Milne Dick, A. Brebner
openaire   +2 more sources

Morphodynamics in a beach with submerged breakwaters [PDF]

open access: yes, 2021
Σήμερα, πάνω από το 40% του παγκόσμιου πληθυσμού κατοικεί σε παράκτιες περιοχές, όπου συγκεντρώνεται και η πλειοψηφία των μεγαλουπόλεων. Η υπερσυγκέντρωση πληθυσμών στις ευαίσθητες αυτές ζώνες συνεπάγεται υπερβολικές πιέσεις τόσο στη στεριά, όσο και στη θάλασσα.
openaire   +1 more source

Interaction of Submerged Breakwater by a Solitary Wave Using WC-SPH Method

open access: yesModelling and Simulation in Engineering, 2014
Interaction of a solitary wave and submerged breakwater is studied in a meshless, Lagrangian approach. For this purpose, a two-dimensional smoothed particle hydrodynamics (SPH) code is developed. Furthermore, an extensive set of simulations is conducted.
Afshin Mansouri, Babak Aminnejad
doaj   +1 more source

Characteristics of Water Surface Variation around Double-Breaking Type Artificial Reef [PDF]

open access: yes한국해양공학회지, 2019
A submerged breakwater is one of the coastal structures used to reduce wave energy and coastal erosion. However, a submerged breakwater has a negative aspect in that a strong rip current occurring around an open inlet due to a difference in mean water ...
Young-Seop Shin, Seong-Dae Lee
doaj   +1 more source

Flume Experiment on the Sediment-Retaining Effect of Submerged Breakwaters under the Combined Action of Waves and Currents

open access: yesJournal of Marine Science and Engineering, 2020
This research was initiated as design guidance for the extension works of a submerged trapezoidal riprap breakwater protecting the channel towards Huanghua Port in China.
Bing Yan, Ruibo Zhang, Puyang Zhang
doaj   +1 more source

Water waves resonance and its interaction with submerged breakwater

open access: yesResults in Engineering, 2022
Wave resonance phenomena in a basin can cause enormous damage to the environment. Resonance is caused by external forces coming into the basin with a similar period as the natural period of the basin.
I. Magdalena, G. Jonathan
doaj   +1 more source

A Study on Environmental Submerged Breakwaters

open access: yesPROCEEDINGS OF CIVIL ENGINEERING IN THE OCEAN, 1996
This paper discusses submerged breakwaters with cylindrical fish reefs. Various model tests were carried out to investigate regular and irregular wave transmissions. The tests revealed several fundamental principles about the wave transmission of the reef-type breakwaters. When the reef crest width is large, the wave dissipation can be expected to have
Okuzono, Hideaki   +4 more
openaire   +2 more sources

Two-dimensional model of wave-induced response of seabed around permeable submerged breakwater

open access: yesAdvances in Mechanical Engineering, 2019
This article focuses on a two-dimensional numerical model established to determine the seabed dynamic response in the region of a permeable submerged breakwater.
Richard Asumadu   +3 more
doaj   +1 more source

Investigating the Response Amplitude Operator of a Heaving Pontoon under the Influence of a Submerged Trapezoidal Breakwater

open access: yesAdvances in Civil Engineering, 2020
Although breakwaters are of great importance to damp the wave energy and protect floating vessels/facilities, they are not fully successful in reducing the waves’ height.
Parviz Ghadimi   +2 more
doaj   +1 more source

Modeling the Impact of the Implementation of a Submerged Structure on Surf Zone Sandbar Dynamics

open access: yesJournal of Marine Science and Engineering, 2019
Coastal defense strategies based on structures are increasingly unpopular as they are costly, leave lasting scars on the landscape, and sometimes have limited effectiveness or even adverse impacts.
Clément Bouvier   +2 more
doaj   +1 more source

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