Results 61 to 70 of about 25,398 (279)

A study of breakwater gap wave diffraction using close range photogrammetry and finite and infinite elements. [PDF]

open access: yes, 1984
In this thesis the diffraction of water waves passing through a gap in a breakwater is investigated experimentally, using close range photogrammetry, and numerically, using finite and infinite elements.
Pos, John Daniel
core  

A sensitivity study for the second order reliability-based design model of rubble mound breakwaters [PDF]

open access: yes, 2000
The reliability-based risk assessment and structural design model (REBAD) (Balas, 1998) introduced in this paper, is a worthwhile tool in the preliminary design of maritime structures which are portrayed by vast failure consequences and significant ...
Balas, CE, Ergin, Ayşen
core   +1 more source

Analysis of structure and wave dissipation characteristics of a new type of perforated composite plate breakwater

open access: yesShuili Shuiyun Gongcheng Xuebao, 2017
In order to improve the wave dissipation performance of perforated breakwater and to reduce the stress of the structure, a new type of perforated composite plate type breakwater (Model c) is proposed.
TANG Wen   +3 more
doaj   +1 more source

Study of Overtopping Flow Velocity and Overtopping Layer Thickness on Composite Breakwater under Regular Wave

open access: yesJournal of Marine Science and Engineering, 2023
Overtopping flow velocity (OFV) and overtopping layer thickness (OTL) are essential parameters in breakwater design. Several empirical equations to predict these parameters are available in many works of literature, but most of the equations were derived
Made Narayana Adibhusana   +3 more
doaj   +1 more source

EVICT, NEGLECT, OR INVEST? Community Power and the Politics of Urban Informality Governance in Jakarta

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Why do some informal neighborhoods receive public investment while others are neglected or evicted? This article addresses the inconsistent governmental responses to informal settlements in Jakarta, Indonesia, during the democratic period. State actions range from violent evictions to tolerance and community‐led improvements.
Kadek Wara Urwasi
wiley   +1 more source

Development of the instrumentation of the botafoc breakwater nº 8 caisson [PDF]

open access: yes, 2008
Balearic Port Authority has developed an instrumentation system for the #8 caisson of the Botafoc breakwater that integrates 12 pressure sensors located at three surfaces, two in contact with the sea water and another with the bottom.
Matías Mateos, Angel   +3 more
core   +1 more source

Representative Transmission Coefficient for Evaluating the Wave Attenuation Performance of 3D Floating Breakwaters in Regular and Irregular Waves

open access: yesJournal of Marine Science and Engineering, 2021
Wave attenuation performance is the prime consideration when designing any floating breakwater. For a 2D hydrodynamic analysis of a floating breakwater, the wave attenuation performance is evaluated by the transmission coefficient, which is defined as ...
Huu Phu Nguyen   +6 more
doaj   +1 more source

300 Years of Degradation in Wales Estuaries and Coasts

open access: yesNatural Resources Forum, EarlyView.
ABSTRACT The world's oceans are in a severe state of degradation, yet our understanding of that degradation is often based on changes observed only in the past 20–50 years. This narrow view leads to marine conservation efforts that aim to preserve already degraded ecosystems, shaped by shifted ecological baselines.
Richard K. F. Unsworth   +3 more
wiley   +1 more source

Lewes breakwater [PDF]

open access: yes, 1971
This negative is a copy of a photograph that shows the top of a gapway wall on a breakwater in the National Harbor of Refuge. A man stands on the breakwater.
Department of State, Delaware Public Archives
core   +2 more sources

Aplikasi Susunan Pemecah Gelombang Tiang Pancang Bercelah Dalam Menentukan Transmisi Gelombang

open access: yesJurnal Teknik Hidraulik, 2019
Pile breakwater is an effective type of breakwater to reduce wave energy. To find out the effectiveness of the structure of the pile breakwater can be carried out physical modeling experiments in the laboratory.
Ida Ayu Irawati Diah Ratna Putra   +2 more
doaj   +1 more source

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