Ara es mostren els items 1-17 de 17

    • A hybrid numerical model for coastal engineering problems 

      Altomare, Corrado; Suzuki, T.; Domínguez Alonso, José Manuel; Crespo, Alejandro J.C.; Gómez Gesteira, Moncho; Cáceres Rabionet, Iván (2014)
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      The implementation and first validation of a hybridization technique between a NLSWE model and a meshless fully Navier-Stokes equation-based model are presented. The scope is to overcome the limitations of each numerical ...
    • A new open source solver for modelling fluid-structure interaction: case study of a point-absorberwave energy converter with power take-off unit 

      Tagliafierro, Bonaventura; Montuori, Rosario; Vayas, Ioannis; Ropero, Pablo; Crespo, Alejandro J.C.; Domínguez Alonso, José Manuel; Altomare, Corrado; Viccione, Giacomo; Gómez Gesteira, Moncho (National Technical University of Athens, 2020)
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      In this work, the capabilities of the open source code DualSPHysics coupled with the multiphysics library Project Chrono are shown. The framework is validated through an experimental campaign performed on a wave energy ...
    • An insightful tool for the response of armor block breakwaters on impermeable bed combining numerical modeling techniques 

      Tagliafierro, Bonaventura; Altomare, Corrado; Mitsui, Jun; Domínguez Alonso, José Manuel; Crespo, Alejandro J.C.; Gómez Gesteira, Moncho; Hernaez, Mario; Sánchez-Arcilla Conejo, Agustín (International Society of Ocean and Polar Engineers (ISOPE), 2023)
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      We aim to increase the efficiency of an open-source hydrodynamic model in investigating the structural performance of port infrastructure under high return period wave conditions, thus anticipating possible scenarios that ...
    • Coupling an SPH-based solver with an FEA structural solver to simulate free surface flows interacting with flexible structures 

      Martinez Estevez, Ivan; Tagliafierro, Bonaventura; El Rahi, Joe; Domínguez Alonso, José Manuel; Crespo, Alejandro J.C.; Troch, Peter; Gómez Gesteira, Moncho (Elsevier, 2023-03-27)
      Article
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      This work proposes a two-way coupling between a Smoothed Particle Hydrodynamics (SPH) model-based named DualSPHysics and a Finite Element Analysis (FEA) method to solve fluid–structure interaction (FSI). Aiming at having ...
    • DualSPHysics modelling to analyse the response of Tetrapods against solitary wave 

      Mitsui, Jun; Altomare, Corrado; Crespo, Alejandro; Dominguez, Jose; Martinez Estevez, Ivan; Suzuki, Tomohiro; Kubota, Shin-ichi; Gómez Gesteira, Moncho (2023-08)
      Article
      Accés obert
      The stability of Tetrapod armour units against solitary waves using Smoothed Particle Hydrodynamics (SPH) method is analysed in this work. To this purpose, the SPH-based DualSPHysics code was coupled with the multiphysics ...
    • DualSPHysics: a numerical tool to simulate real breakwaters 

      Zhang, Feng; Shang, Shaoping; Crespo, Alejandro J.C.; Domínguez Alonso, José Manuel; Gómez Gesteira, Moncho; Altomare, Corrado; Marzeddu, Andrea (2017)
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      The open-source code DualSPHysics is used in this work to compute the wave run-up in an existing dike in the Chinese coast using realistic dimensions, bathymetry and wave conditions. The GPU computing power of DualSPHysics ...
    • DualSPHysics: an open-source code for engineering purposes 

      Rogers, Benedict D.; Fourtakas, Georgios; Stansby, Peter K.; Domínguez Alonso, José Manuel; Crespo, Alejandro J.C.; Gómez Gesteira, Moncho; García-Feal, Orlando; González-Cao, José; Birjukovs Canelas, Ricardo; Vacondio, Renato; Altomare, Corrado; Tafuni, Angelantonio (2020)
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      The DualSPHysics project is an open-source smoothed particle hydrodynamics (SPH) code for simulating free-surface flow. The DualSPHysics code can be run on both multi-core central processing units (CPUs) or on a graphics ...
    • DualSPHysics: from fluid dynamics to multiphysics problems 

      Domínguez Alonso, José Manuel; Fourtakas, Georgios; Altomare, Corrado; Birjukovs Canelas, Ricardo; Tafuni, Angelantonio; García-Feal, Orlando; Martinez Estevez, Ivan; Mokos, Athanasios; Vacondio, Renato; Crespo, Alejandro J.C.; Rogers, Benedict D.; Stansby, Peter K.; Gómez Gesteira, Moncho (Springer, 2022-09)
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      Accés obert
      DualSPHysics is a weakly compressible smoothed particle hydrodynamics (SPH) Navier–Stokes solver initially conceived to deal with coastal engineering problems, especially those related to wave impact with coastal structures. ...
    • Efficiency and survivability analysis of a point-absorber wave energy converter using DualSPHysics 

      Ropero, Pablo; Crespo, Alejandro J.C.; Tagliafierro, Bonaventura; Altomare, Corrado; Domínguez Alonso, José Manuel; Gómez Gesteira, Moncho; Viccione, Giacomo (2020-12)
      Article
      Accés obert
      Smoothed Particle Hydrodynamics (SPH) method is used here to simulate a heaving point-absorber with a Power Take-Off system (PTO). The SPH-based code DualSPHysics is first validated with experimental data of regular waves ...
    • Extension of 2D shallow water models to hydrological modelling 

      Cea, Luis; Bladé i Castellet, Ernest; García Feal, Orlando; Sanz Ramos, Marcos; Gómez Gesteira, Moncho; Farfán Durán, Juan Fernando (International Association for Hydro-Environment Engineering and Research (IAHR), 2022)
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      In this paper we discuss some critical aspects that should be considered in order to extend and apply a numerical model based on the 2D shallow water equations(2D-SWE) to distributed hydrological modelling. We also detail ...
    • Numerical simulation of overtopping events in vertical breakwater with the DualSPHysics model 

      Fernández de Bobadilla, Ignasio; jesús Martín, María; Aberturas, Paloma; Altomare, Corrado; Crespo, Alejandro J.C.; Domínguez Alonso, José Manuel; Gómez Gesteira, Moncho (2022)
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      The DualSPHysics model is used to reproduce the physical model tests carried out in the large-scale wave flume at CEDEX, in Madrid (Spain), focused on wave overtopping of vertical coastal structure. This work presents the ...
    • Numerical validations and investigation of a semi-submersible floating offshore wind turbine platform interacting with ocean waves using an SPH framework 

      Tagliafierro, Bonaventura; Karimirad, Madjid; Altomare, Corrado; Göteman, Malin; Martinez Estevez, Ivan; Capasso, Salvatore; Domínguez Alonso, José Manuel; Viccione, Giacomo; Gómez Gesteira, Moncho; Cabrera Crespo, Alejandro Jacobo (2023-12-01)
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      In this work, we propose numerical validations of the DeepCwind semi-submersible floating platform configuration for a single horizontal axis wind turbine using data from two experimental testing investigations. A Smoothed ...
    • Percolation thresholds in chemical excitable media. 

      Sendiña-Nadal, I.; Roncaglia, D.; Vives, D.; Pérez Muñuzuri, Vicente; Gómez Gesteira, Moncho; Pérez Villar, Vicente; Echave, J.; Casademunt, Jaume; Ramírez de la Piscina Millán, Laureano; Sagués Mestre, Francesc (American Physical Society, 1998-08-31)
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      The behavior of chemical waves advancing through a disordered excitable medium is investigated in terms of percolation theory and autowave properties in the framework of the light-sensitive Belousov-Zhabotinsky reaction. ...
    • SPH modelling of the interaction between a solitary wave and moving Tetrapods of a breakwater 

      Mitsui, Jun; Altomare, Corrado; Crespo, Alejandro J.C.; Domínguez Alonso, José Manuel; Kubota, Shin-ichi; Gómez Gesteira, Moncho; Suzuki, Tomohiro (2022)
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      In 2011, the tsunami in Japan caused big damages in the coastal protection structures where a large number of armour units installed at the breakwaters were scattered. This work presents a numerical tool to simulate the ...
    • Study of the efflux velocity induced by two propellers 

      Mujal Colilles, Anna; Gironella Cobos, Xavier; Jaquet, A.; Gómez Gesteira, Moncho; Sánchez-Arcilla Conejo, Agustín (EdiBios, 2015)
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      Present analysis is related with seabed erosion caused during docking and undocking maneuvering. Twin propellers without rudder were studied using a physical model with a fixed clearance distance and three different rotating ...
    • The CIM-UVigo plug-in hybrid propulsion vessel for coastal oceanographic research: a tool for the ecological transition 

      Rey García, Daniel; Ansorena Pérez, Luis; Tapia de Andrés, Raimundo; Marañón Sainz, Emilio; García Estévez, José Manuel; García Gil, Soledad; Gómez Gesteira, Moncho; Olabarria Uzquiano, Celia; Ramil Blanco, Francisco José (SARTI, 2023)
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    • Wave competition in excitable modulated media 

      Sendiña-Nadal, I.; Gómez Gesteira, Moncho; Pérez Muñuzuri, Vicente; Pérez Villar, Vicente; Armero, J.; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Sancho, Jose Maria; Sagués Mestre, Francesc (American Physical Society, 1997-12-31)
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      Accés obert
      The propagation of an initially planar front is studied within the framework of the photosensitive Belousov- Zhabotinsky reaction modulated by a smooth spatial variation of the local front velocity in the direction perpendicular ...