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Jianjun Huang, Guoping Chen and Ryan J. Lowe
When the fundamental natural frequency of marine structures is comparable to the dominant frequency of incident waves, the response of the load on the structure will be amplified. Accurately quantifying how wave loads can be amplified by incident wave co...
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Sung Mo Koo, Henry Travis and Timothy Sands
This study determines the threshold for the computational rate of actuator motor controllers for unmanned underwater vehicles necessary to accurately follow discontinuous square wave commands. Motors must track challenging square-wave inputs, and identif...
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Pushpa Dissanayake, Marissa L. Yates, Serge Suanez, France Floc?h and Knut Krämer
Wave dynamics contribute significantly to coastal hazards and were thus investigated at Vougot Beach by simulating both historical and projected future waves considering climate change impacts. The historical period included a major storm event. This per...
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Maria Apolonia and Teresa Simas
So far, very few studies have focused on the quantification of the environmental impacts of a wave energy converter. The current study presents a preliminary Life Cycle Assessment (LCA) of the MegaRoller wave energy converter, aiming to contribute to dec...
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Marcelo Augusto Vieira Graglia,Patricia Giannoccaro Von Huelsen
Pág. 3 - 17
O início do século XXI apresenta um cenário de profundas transformações para a sociedade humana. As inovações tecnológicas permitirão avanços significativos em várias áreas e aspectos da sociedade humana, como saúde e longevidade, eficiência energética e...
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Yilin Yang and Jinzhao Li
Offshore structures are prone to produce a dynamic response under the effect of large wave load. In this paper, the smoothed particle hydrodynamics coupled with finite element (SPH-FE) method is used to investigate the dynamic characteristics of structur...
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Benjamin T. Phillips, Jennifer M. Brown and Andrew J. Plater
This paper provides a sensitivity analysis around how characterizing sandy, intertidal foreshore evolution in XBeach-X impacts on wave runup and morphological change of a vulnerable, composite gravel beach. The study is motivated by a need for confidence...
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David S. Ullman, Isaac Ginis, Wenrui Huang, Catherine Nowakowski, Xuanyu Chen and Peter Stempel
The southern New England coast of the United States is particularly vulnerable to land-falling hurricanes because of its east-west orientation. The impact of two major hurricanes on the city of Providence (Rhode Island, USA) during the middle decades of ...
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Kristian Kumbier, Rafael C. Carvalho and Colin D. Woodroffe
Sea-level rise (SLR) will affect the hydrodynamics and flooding characteristics of estuaries which are a function of the geomorphology of particular estuarine systems. This study presents a numerical modelling of coastal flooding due to drivers such as s...
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Kristian Kumbier, Rafael C. Carvalho and Colin D. Woodroffe
Sea-level rise (SLR) will affect the hydrodynamics and flooding characteristics of estuaries which are a function of the geomorphology of particular estuarine systems. This study presents a numerical modelling of coastal flooding due to drivers such as s...
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William G. Bennett, Harshinie Karunarathna, Nobuhito Mori and Dominic E. Reeve
Understanding the changes in future storm wave climate is crucial for coastal managers and planners to make informed decisions required for sustainable coastal management and for the renewable energy industry. To investigate potential future changes to s...
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Nils B. Kerpen, Talia Schoonees and Torsten Schlurmann
The wave impacts on horizontal and vertical step fronts of stepped revetments is investigated by means of hydraulic model tests conducted with wave spectra in a wave flume. Wave impacts on revetments with relative step heights of 0.3 < Hm0/Sh < 3.5 and a...
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Cristina Toledano, Malek Ghantous, Pablo Lorente, Alice Dalphinet, Lotfi Aouf and Marcos G. Sotillo
The Copernicus Marine IBI-MFC (Iberia?Biscay?Ireland Monitoring and Forecasting Centre) has delivered operational wave forecasts since 2017. The operational application is based on a MFWAM model (Meteo-France WAve Model) set-up, running at a 1/20º grid (...
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Xingkun Xu, Joey J. Voermans, Qingxiang Liu, Il-Ju Moon, Changlong Guan and Alexander V. Babanin
While sea spray can significantly impact air?sea heat fluxes, the effect of spray produced by the interaction of wind and waves is not explicitly addressed in current operational numerical models. In the present work, the thermal effects of the sea spray...
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Konstantinos Dimitriou,Pavlos Kassomenos
Pág. 105 - 124
This paper conducts a day-by-day analysis of an intense Saharan dust storm that struck Athens (Greece) during April 2008 and consisted of two main dust waves (the first from 10/04/2008 to 14/04/2008 and the second from 19/04/2008 to 22/04/2008). Daily sa...
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Kalle Haikonen, Jan Sundberg and Mats Leijon
Wave energy conversion is a clean electric power production technology. During operation there are no emissions in the form of harmful gases. However there are unsolved issues considering environmental impacts such as: electromagnetism; the artificial re...
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Rui Yuan, Ruiyang Xu, Hezhenjia Zhang, Yutao Hua, Hongsheng Zhang, Xiaojing Zhong and Shenliang Chen
This study presents an in-depth analysis of the dynamic beach landscapes of Hainan Island, which is located at the southernmost tip of China. Home to over a hundred natural and predominantly sandy beaches, Hainan Island confronts significant challenges p...
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Babette Scheres and Holger Schüttrumpf
Dense grass covers are generally recommended for surface protection of sea dikes against mild and moderate hydraulic loads. The standard seeding mixtures were composed to meet the technical requirements and ensure dike safety. These mixtures are, however...
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Zengchao Hao, Vijay P. Singh and Fanghua Hao
Extreme events, such as drought, heat wave, cold wave, flood, and extreme rainfall, have received increasing attention in recent decades due to their wide impacts on society and ecosystems. Meanwhile, the compound extremes (i.e., the simultaneous or sequ...
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Hui Wang, Shunyuan Mao, Xiaomao Wu and Huiling Zhang
In this paper, the eigenfunction expansion method combined with local contact models are presented to analyze the repeated impact behaviors between the sphere and the beam. The simulations are verified with the experimental results of a simply-supported ...
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