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DHA/NPE - Comunicações a congressos e artigos de revista: Recent submissions

Now showing items 181-200 of 664

Análise da energia de ondas infragravíticas na Baía do Espírito Santo, Brasil

Colaço, G.; Gallo, M.; Parente, C.; Pinheiro, L.; Fortes, C. J. E. M.; Delpuppo, D.; Freitas, T. (Instituto Hidrográfico, 2020-11)

A energia das ondas infragravíticas na Baía do Espírito Santo foi investigada através de duas campanhas de medição de ondas em três locais distintos. A variação da energia infragravítica ao longo do tempo foi analisada em ...
Testing storm impact modelling at São Pedro de Moel beach

Cabrita, P.; Ferreira, A. M.; Fortes, C. J. E. M.; Ferreira, Ó.; Freire, P. (Instituto Hidrográfico, 2020-11)

Numerical models are useful tools to predict the effects of storms in coastal areas. The objective of this work was to simulate the effects of storms in São Pedro de Moel beach by using XBeach. The nearshore sea state was ...
Wave energy assessment in Portugal potential locations for OWC installation

Anastas, G.; Pinheiro, L.; Fortes, C. J. E. M.; Santos, J. A. (Instituto Hidrográfico, 2020-11)

This work aims to determine the exploitable wave energy resource at six potential sites, located in the Azores, Madeira and Sines breakwater city harbours. For that purpose, the thirdgeneration wave model SWAN is used to ...
Comparação entre modelos numéricos na avaliação de eventos de galgamento costeiro – Caso de estudo: Costa da Caparica

Ferreira, A. M.; Fortes, C. J. E. M.; Reis, M. T. L. G. V.; Garzon, J.L. (Instituto Hidrográfico, 2020-11)

Este estudo recorre a ferramentas de modelação numérica, XBeach e SWASH, para a avaliação dos eventos de galgamento costeiro devido a tempestades marítimas no troço costeiro urbano da Costa da Caparica, que compreende a ...
Simulation of hurricane Lorenzo at the port of Lajes das Flores, Azores, by using the HIDRALERTA system

SANTOS, M.I.; Reis, M. T. L. G. V.; Pinheiro, L.; Fortes, C. J. E. M.; Zózimo, A. C.; Serrazina, V.; SALVADOR, M.; Azevedo, E. B.; Reis, F. (Instituto Hidrográfico, 2020-11)

HIDRALERTA is a forecast, early warning and risk assessment system for port and coastal areas that uses measurements and estimates of sea-waves and water levels to evaluate overtopping/flooding events. The calculation of ...
Avaliação do galgamento costeiro sem e com um quebramar destacado na frente da praia da Vagueira

Fortes, C. J. E. M.; Neves, M. G.; Capitão, R.; Pinheiro, L. (Instituto Hidrográfico, 2020-11)

Um dos aspetos a analisar na caracterização e viabilidade de um quebra-mar destacado (QMD) multifuncional em frente à praia da Vagueira é a redução de galgamentos, consequência desejável que a implementação deste tipo de ...
Validação do protótipo do sistema To-SEAlert para o porto da Ericeira. Depressões Elsa e Fabien

Zózimo, A. C.; Fortes, C. J. E. M.; Pinheiro, L. (Instituto Hidrográfico, 2020-11)

Neste trabalho é efetuada a validação do protótipo To-SEAlert para o porto da Ericeira. Para a validação dos resultados do modelo SWAN foram utilizados os dados de duas boias situadas ao largo da Nazaré e para a validação ...
Behaviour of moored ships in Azorean ports during hurricanes Lorenzo and Elsa

Pinheiro, L.; SANTOS, M.I.; Fortes, C. J. E. M.; Zózimo, A. C. (Instituto Hidrográfico, 2020-11)

This work presents the results of numerical simulations of two ferry ships moored inside two ports of Pico’s Island: São Roque and Madalena, during the recent passage of two major storms in the Northern Atlantic in 2019, ...
Three-dimensional survey in scale model tests of rubble-mound breakwaters. Laser scanning and time of flight methodologies

Lemos, R.; Santos, J. A.; Fortes, C. J. E. M.; Kerpen, N.B. (Instituto Hidrográfico, 2020-11)

The assessment of damage evolution in scale model tests of rubble-mound breakwaters can be achieved by comparing eroded depths and volumes between consecutive surveys. This paper focuses on damage evolution of a model of ...
The HIDRALERTA system: Application to the ports of Madalena do Pico and S. Roque do Pico, Azores

Fortes, C. J. E. M.; Reis, M. T. L. G. V.; Pinheiro, L.; Poseiro, P.; Serrazina, V.; Mendonça, A. C.; SMITHERS, N; SANTOS, M.I.; Barateiro, J.; Azevedo, E. B.; SALVADOR, M.; Reis, F. (Taylor & Francis, 2020-09)

HIDRALERTA is a forecast and early warning system for coastal and port regions capable of predicting emergency situations, as well as carrying out risk assessment. The system concentrates on evaluating wave overtopping and ...
Experimental investigation on the power capture of an oscillating wave surge converter in unidirectional waves

Brito, M.; Ferreira, R. L.; Teixeira, L; Neves, M. G.; R. Canelas (Elsevier, 2019-11)

The aim of this paper is the experimental characterization of the capture width ratio (CWR) and response amplitude operator (RAO) of a 1:10 physical model of an oscillating wave surge converter (OWSC), under unidirectional ...
Experimental investigation of the flow field in the vicinity of an oscillating wave surge converter

Brito, M.; Ferreira, R. L.; Teixeira, L; Neves, M. G.; GIL, L. (MDPI, 2020-12)

The main objective of this paper is to characterize the flow field on the front face of an oscillating wave surge converter (OWSC) under a regular wave. For this purpose, the longitudinal and vertical velocity components ...
Experiences with SWASH on modelling wave propagation over vegetation: comparisons with lab and field data

Reis, R.; Pires Silva, A.; Fortes, C. J. E. M.; Suzuki , T. (APRH, 2020-08)

The vegetation capacity to protect the coasts from wave action is becoming more important and attractive due to ongoing sea level rise and increasing storminess. In addition, it is a quite environmentally friendly way. ...
A methodology for the evaluation of evolution and risk of breakwaters. Application to Portimão harbor and of Faro-Olhão inlet

Lemos, R.; Capitão, R.; Fortes, C. J. E. M.; Henriques, M. J.; Silva, L. G.; Martins, T. (APRH, 2020-08)

This paper describes a program under the responsibility of LNEC for the systematic observation and monitoring of maritime works that has successfully been applied to a number of maritime structures on the Portuguese mainland ...
3D survey modelling for damage assessment in rubble-mound breakwaters under oblique wave incidence

Lemos, R.; Peña, E.; Santos, J. A.; Sande, J.; Figuero, A.; Alvarellos, A.; Laiño, E.; Reis, M. T. L. G. V.; Fortes, C. J. E. M.; Kerpen, N.B.; Coelho, R. (Sapienza Università Editrice, 2020-01)

Several authors have proposed guidelines on how to consider the effects of oblique waves on the stability of armour layers of rubble-mound breakwaters. Especially for very oblique waves, for which the increase in stability ...
Analysis of the incident sea - waves in the rodbreak experiment

Pinheiro, L.; Santos, J. A.; Spans, J.H.; Fortes, C. J. E. M. (Sapienza Università Editrice, 2020-01)

The RODBreak experiment aimed at characterizing wave runup, overtopping and damage in rubble-mound breakwaters with oblique wave incidence. a stretch of a rubble-mound breakwater was built in the wave basin of the Leibniz ...
Sines breakwater harbour: the OSOM+ monitoring program

Fortes, C. J. E. M.; Capitão, R.; Lemos, R.; Neves, M. G.; Silva, L. G.; Henriques, M. J.; Martins, T. (Sapienza Università Editrice, 2020-01)

The current program of Systematic Observation of Maritime Works (OSOM+), under development at the National Laboratory for Civil Engineering (LNEC), is essentially applied to rubble mound breakwaters. The OSOM’s main objective ...
Numerical analysis of the influence of air compressibility effects on an oscillating water column wave energy converter chamber

Gonçalves, R.; Teixeira, P.; Didier, E.; Torres, F. (Elsevier, 2020-02)

The most studied device used for extracting wave energy is the Oscillating Water Column (OWC). In general, numerical simulations of these cases by means of models based on Reynolds Averaged Navier-Stokes equations adopt ...
Numerical analysis of the performance of two onshore oscillating water column wave energy converters at different chamber wall slopes

Gaspar, L. A.; Teixeira, P.; Didier, E. (Elsevier, 2020-02)

In this study, a numerical analysis of the performance of two Oscillating Water Column (OWC) wave energy converters, at different front and back wall slopes, was carried out. The first device had vertical front and back ...
Observação e monitorização de obras marítimas com a nova metodologia OSOM+

Fortes, C. J. E. M.; Capitão, R.; Henriques, M. J.; Lemos, R.; Neves, M. G.; Reis, M. T. L. G. V.; Silva, L. G. (Instituto Federal do Paraná, 2019-04)

This paper describes a programme under the responsibility of the National Laboratory for Civil Engineering (LNEC), Portugal for the systematic observation and monitoring of maritime works, termed OSOM+, which has been ...

Now showing items 181-200 of 664

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