Now showing items 1-20 of 46

  • Absorption of water waves in a two-dimensional numerical flume 

    Castro Alves Oliveira, Tiago; Celigueta Jordana, Miguel Ángel; Gironella Cobos, Xavier; Oñate Ibáñez de Navarra, Eugenio; Sánchez-Arcilla Conejo, Agustín (Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), 2009)
    Conference report
    Open Access
    In this work the absorption of water waves in a numerical wave flume is discussed in terms of performance and robustness. A general formulation for the analysis of fluidstructure interaction problems using the Particle ...
  • Assessing the impact of sea level rise on port operability using LiDAR-derived digital elevation models 

    Gracia Garcia, Vicente; Sierra Pedrico, Juan Pablo; Gómez, Marta; Pedrol, Mònica; Sampé, Sara; García León, Manuel; Gironella Cobos, Xavier (2019-10)
    Article
    Restricted access - publisher's policy
    One of the main consequences of climate change is the sea level rise (SLR), which impacts coastal areas affecting many infrastructures, particularly seaports, whose operations may be jeopardized. In this paper, a methodological ...
  • Composite methodology to prevent ship propeller erosion 

    Llull Marroig, Antoni Ignaci; Mujal Colilles, Anna; Castells Sanabra, Marcel·la; Gironella Cobos, Xavier (2020-01)
    Article
    Restricted access - publisher's policy
    The jet flow generated by manoeuvring ships nearby vertical structures is known to erode the seabed sediment but is still difficult to predict the effects of a particular ship operating in a harbour basin. This paper ...
  • Design optimization for a truncated catenary mooring system for scale model test 

    Molins i Borrell, Climent; Trubat Casal, Pau; Gironella Cobos, Xavier; Campos Hortigüela, Alexis (2015)
    Article
    Open Access
    One of the main aspects when testing floating offshore platforms is the scaled mooring system, particularly with the increased depths where such platforms are intended. The paper proposes the use of truncated mooring systems ...
  • Design optimization for a truncated catenary mooring system for scale model tests 

    Molins i Borrell, Climent; Trubat Casal, Pau; Gironella Cobos, Xavier; Campos Hortigüela, Alexis (2014)
    Conference report
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    One of the main aspects when testing floating offshore platforms is the scaled mooring system, particularly with the increased depths where such platforms are intended. When the existing testing facilities do not have ...
  • Digital twins in civil and environmental engineering classrooms 

    Chacón Flores, Rolando Antonio; Sánchez Juny, Martí; Real Saladrigas, Esther; Gironella Cobos, Xavier; Puigagut Juárez, Jaume; Ledesma Villalba, Alberto (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Conference report
    Open Access
    Digital twins are understood as digital replica of physical models whose behavior can be observed simultaneously (digitally and physically) in real time. These tools are increasingly used in advanced industries for several ...
  • DURCWAVE ‘amending the Design criteria of URban defences in LECZs through Composite-modelling of WAVE overtopping under climate change scenarios’ 

    Gironella Cobos, Xavier; Altomare, Corrado (2020-01)
    Article
    Open Access
    The main scientific objective of DURCWAVE project is to define new design criteria for wave action by modelling wave overtopping and post-overtopping processes of these urban defences.
  • Educating XXIst century civil engineers in Barcelona 

    Turmo Coderque, José; Estela Carbonell, M. Rosa; Chacón Flores, Rolando Antonio; Gironella Cobos, Xavier; Lloberas Valls, Oriol; Oliver Olivella, Xavier; Poblet-Puig, Jordi; Puigví Burniol, Maria Àngels; Valls del Barrio, Susanna; Díez, Pedro (2017)
    Conference report
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    The educational programs of Civil Engineering schools have evolved to adapt to changes in society demands and regulations. Specifically, Civil Engineering curricula in Spain was highly impacted by the Bolonia Declaration ...
  • Effect of wave storm representation on damage measurements of breakwaters 

    Marzeddu, Andrea; Oliveira, Tiago C.A.; Sánchez-Arcilla Conejo, Agustín; Gironella Cobos, Xavier (2020-03)
    Article
    Restricted access - publisher's policy
    In this work, the effects of storm representation on damage measurements of a breakwater are studied in a small-scale physical wave flume. In particular, a two-layer breakwater with cubic armor units randomly placed is ...
  • Effects of ultra-porous 3D printed reefs on wave kinematics 

    Frau, Lorenzoi; Marzeddu, Andrea; Dini, Enrico; Gracia Garcia, Vicente; Gironella Cobos, Xavier; Eriolo, Alessio; Zomparelli, Alessandro; Sánchez-Arcilla Conejo, Agustín (2016-03)
    Conference lecture
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    Present 3D printing technology allows the efficient design and construction of structures with complex shapes and high porosity satisfying biological and coastal protection demands. In this case, an array of ultra-porous ...
  • El canal de ensayos CIEM del Laboratorio de Ingeniería Marítima (LIM) de la Escuela Técnica Superior de Ingenieros de Caminos, Canales y Puertos de Barcelona 

    Sánchez-Arcilla Conejo, Agustín; Gómez Aguar, Jesús Javier; Gironella Cobos, Xavier (1994-05)
    Article
    Open Access
    Los ensayos en canal permiten optimizar el diseño estructural y evaluar el impacto asociado a actuaciones en la costa. Un subproducto adicional es la calibración y validación de modelos numéricos. La reducción de costes ...
  • Erosion caused by propeller jets in a low energy harbour basin 

    Mujal Colilles, Anna; Gironella Cobos, Xavier; Sánchez-Arcilla Conejo, Agustín; Puig i Polo, Càrol; García León, Manuel (2017-01)
    Article
    Open Access
    Field data of a harbour basin are compared with analytical formulations for predicting maximum scouring depth due to propeller jets. Spatial data analysis of seven-year biannual bathymetries quantifies the evolution of the ...
  • Estudo do comportamento hidráulico de estruturas marítimas com ondas longas: parte I 

    Oliveira, Tiago Castro Alves; Sánchez-Arcilla Conejo, Agustín; Gironella Cobos, Xavier (2011)
    Conference report
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    Neste trabalho é implementado e validado a geração de ondas longas num canal numérico de ondas. Funções de transferências utilizadas em canais físicos para gerar ondas longas de forma constante são aplicadas com sucesso ...
  • Experimental RAO’s analysis of a monolithic concrete spar structure for offshore floating wind turbines 

    Campos Hortigüela, Alexis; Molins i Borrell, Climent; Gironella Cobos, Xavier; Trubat Casal, Pau; Alarcón Fernández, Daniel (2015)
    Conference report
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    Nowadays the offshore wind energy market is clearly oriented to be extended around the world. Bottom fixed solutions for supporting offshore wind turbines are useful in shallow waters which are available in ...
  • Experimental set-up and calibration errors for mapping wave-breaking pressures on marine structures 

    Marzeddu, Andrea; Stagonas, Dimitris; Gironella Cobos, Xavier; Sánchez-Arcilla Conejo, Agustín (2018-03)
    Article
    Open Access
    Capturing the detailed spatial variation of pressures induced by breaking waves on physical model structures has become possible using a high resolution mapping system. It can provide data with 4 measuring points/cm2, ...
  • Experiments on a scale model of a monolithic concrete spar for floating wind turbines 

    Campos Hortigüela, Alexis; Molins i Borrell, Climent; Gironella Cobos, Xavier; Trubat Casal, Pau; Alarcón Fernández, Daniel (2015)
    Conference report
    Open Access
    Preliminary studies of a concept consisting of a monolithic concrete SPAR platform were presented in 2014. The studies were performed in the framework of the AFOSP KIC-InnoEnergy project (Alternative Floating Platform ...
  • GILABVIR: Virtual laboratories and remote laboratories in engineering. A teaching innovation group of interest 

    Cabrera-Bean, Margarita; Bragós Bardia, Ramon; Pérez, Marimar; Mariño Acebal, José Bernardo; Rius Casals, Juan Manuel; Gomis Bellmunt, Oriol; Casany Guerrero, María José; Gironella Cobos, Xavier (Universidad Politécnica de Madrid (UPM), 2010)
    Conference report
    Open Access
    GILABVIR (Grup d’Interès en Laboratoris Virtuals i Remots) is a recently created Virtual and Remote Laboratory Group of Interest of UPC (Universitat Politècnica de Catalunya) and it is integrated in a more general teaching ...
  • Hybrid tool to prevent ship propeller erosion 

    Llull Marroig, Antoni Ignaci; Mujal Colilles, Anna; Castells Sanabra, Marcel·la; Gironella Cobos, Xavier; Martínez de Osés, Francesc Xavier; Martín Mallofré, Agustí; Sánchez-Arcilla Conejo, Agustín (American Society of Mechanical Engineers (ASME), 2018)
    Conference report
    Open Access
    The present contribution aims to implement a new methodology to prevent Roll on-Roll off vessels (RO-RO) from causing severe scouring actions. The methodology combines field, experimental, theoretical and numerical tools ...
  • Improved accuracy in modelling armoured breakwaters with SPH 

    Altomare, Corrado; Gironella Cobos, Xavier; Crespo, Alejandro J.C.; Domínguez, Jose M.; Gómez-Gesteira, Moncho; Rogers, Benedict D. (2012)
    Conference lecture
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    The present paper reports the added-value of using SPH in the fluid-structure interaction occurring in the run-up and overtopping phenomena for a the rubble mound breakwater, where the seaward layer is made of grooved cubic ...
  • Impulsive wave loads on rigid structure, an experimental approach 

    Marzeddu, Andrea; Gironella Cobos, Xavier; Sánchez-Arcilla Conejo, Agustín (2013)
    Conference report
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    Within the European project ‘Hydralab IV’, HyRes we aim to improve the characterization of wave loads on rigid structures and the associated response by carrying out some laboratory experiments. Wave loads on rigid structures ...