Results 101 to 110 of about 73,317 (223)

Performance Characteristics of a Submerged Semicircular Breakwater Exposed to Regular Waves: An Experimental Study [PDF]

open access: yesE3S Web of Conferences
Many mangrove replanting programs fail due to the drifting of the mangrove sapling by waves and coastal currents soon after the replanting. Hence, adequate wave protection for the mangrove planting site is required to enhance the survivability rates of ...
Ali Hamood Al-Towayti Faris, Hee Min Teh
doaj   +1 more source

Submerged Thin Plate Weirs With Unequal Upstream and Downstream Beds [PDF]

open access: yes, 2006
This thesis describes a short study to examine the behaviour of submerged flow over a thin plate weir with differing upstream and downstream bed levels i.e. an unequal bed weir as opposed to an equal bed weir where the upstream and downstream beds are at
Nalder, Guinevere Vivianne
core  

Effectiveness of grey and green engineered solutions for protecting the low-lying muddy coast of the Chao Phraya Delta, Thailand. [PDF]

open access: yesSci Rep, 2022
Charoenlerkthawin W   +5 more
europepmc   +1 more source

Numerical Simulation on Wave Transformation between Submerged Breakwater and Seawall

open access: yes, 2014
在海岸工程上,透水潛堤除了有海岸保護及防災之功能外,並兼具可豐富海岸生態資源,在整合性海岸保護系統案例中,透水潛堤常被設置於海堤前方,但透水潛堤與海堤之間波場變化卻未受到重視。在海堤前設置透水潛堤影響作用下,本文以數值模擬潛堤與海堤間特性的變化,所採用模式的控制方程式為單層孔隙介質層參數之雙曲線型緩坡方程式,並導入非線性淺化理論。本文首先經由引用往昔波浪通過潛堤之波浪實驗數據驗證其正確性,再探討入射波浪條件與潛堤中孔隙率及摩擦因子等特性參數,對透水式潛堤與海堤間波浪及水位變化特性的影響 ...
Chen, Hsin-yu, 陳信佑
core  

Regular Wave Measurements on a Submerged Semicircular Breakwater

open access: yes, 2010
The submerged semicircular breakwater (SBW) is mainly adopted to prevent beach erosion and to reduce the incident wave energy on its leeside, if it is used in front of a vertical breakwater.
V. Sundar   +3 more
core   +1 more source

Study on the Basic Design Method of Submerged Breakwater Composed of Double-Layer Permeable Blocks

open access: yes, 2013
이 연구의 초점은 실험적 연구결과를 바탕으로 투수성 블록 2층적으로 구성된 잠제에서 목표 전달파 성능을 만족시키는 잠제의 제원을 결정하거나 혹은 잠제 제원이 주어졌을 때 전달파고비를 예측하는 기술을 제시함에 있다. 이를 위해서 테트라포드 및 삼각뿔블록을 이용한 수리모형실험을 수행하고 실험자료의 분석과정에서 파라메터 KThb/h 를 도입 제안하였다. 실험자료의 분석을 통해 얻어진 선형 회귀식을 이용하면 잠제가 전달파고를 크게 감소시키는 여건에서는 잠제의
박이동   +3 more
core   +1 more source

Experimental and Numerical Study on the Hydrodynamic Efficiency of Permeable Caissons Barriers

open access: yesJournal of Eta Maritime Science
Breakwaters are constructed to protect beaches and ports from high storms and waves. By bringing calm to the port, breakwaters also increase ship safety and operation. This paper presents a study of the breakwater partially submerged in water, consisting
Karim Badr Hussein   +2 more
doaj   +1 more source

Investigation of Broken Wave Dissipation Effects of Submerged Shell Dike in Front of Breakwater

open access: yes
In this study, the effects of a submerged shell dike in front of a breakwater on dissipating broken waves were studied. The dissipation effects of different broken wave heights and the submerged shell dike were investigated through numerical simulations.
Na Wang, Gang Wang, Xing Li, Hui Zhang
core   +1 more source

A Study on Submerged Breakwater Length, Offshore Distance and Crest Width Affecting the Shoreline Response [PDF]

open access: yes, 2014
Submerged breakwater widely perceived to be able to protect shoreline from erosion by leaving no aesthetic issue to the beach comparing to conventional design such as groynes and revetments. There are also multi-functional submerged breakwaters which are
LEE , JIA LIANG
core  

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