Now showing items 1-16 of 16

  • Aeroelastic analysis of parachute deceleration systems with empirical aerodynamics 

    Ortega, Enrique; Flores Le Roux, Roberto Maurice (2019-11-13)
    Article
    Open Access
    A technique for the aeroelastic solution of parachute decelerators is presented in this work. The methodology uses empirical aerodynamics, based on a filling-time inflation model and Ludtke's area law, coupled to two ...
  • A method for fluid-structure interaction problems with non-Newtonian fluid 

    Amani, Ahmad; Naseri, Alireza; Pérez Segarra, Carlos David; Oliva Llena, Asensio (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Conference lecture
    Restricted access - publisher's policy
    This paper represents a numerical method to solve fluid-structure interaction (FSI) problems where the fluid exhibits a non-Newtonian Viscoelastic behaviour. Oldroyd-B constitutive equation is used to model Viscoelastic fluid. ...
  • A monolithic Lagrangian approach for fluid-structure interaction problems 

    Ryzhakov, Pavel; Rossi, Riccardo; Idelsohn Barg, Sergio Rodolfo; Oñate Ibáñez de Navarra, Eugenio (2010-11)
    Article
    Restricted access - publisher's policy
    Current work presents a monolithic method for the solution of fluid–structure interaction problems involving flexible structures and free-surface flows. The technique presented is based upon the utilization of a Lagrangian ...
  • A second-order time accurate semi-implicit method for fluid–structure interaction problems 

    Naseri, Alireza; González Acedo, Ignacio; Amani, Ahmad; Pérez Segarra, Carlos David; Oliva Llena, Asensio (2019-04-01)
    Article
    Restricted access - publisher's policy
    This paper is concerned with numerical solution of fluid-structure inter-action (FSI) problems involving an incompressible viscous flow and an elasticstructure. A semi-implicit partitioned method with second-order ...
  • A semi-implicit coupling technique for fluid–structure interaction problems with strong added-mass effect 

    Naseri, Alireza; Lehmkuhl Barba, Oriol; González Acedo, Ignacio; Bartrons Casademont, Eduard; Pérez Segarra, Carlos David; Oliva Llena, Asensio (2018-07-01)
    Article
    Restricted access - publisher's policy
    This paper is concerned with the numerical simulation of fluid–structure interaction problems involving an incompressible viscous flow and an elastic structure. A semi-implicit coupling technique is presented which strongly ...
  • 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 ...
  • 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 ...
  • Estudio estructural de globos aerostáticos de formas regulares y especiales mediante el método de los elementos finitos 

    Anadón Causapé, Javier (Universitat Politècnica de Catalunya, 2015-01)
    Bachelor thesis
    Restricted access - author's decision
    Este proyecto se lleva a cabo con tal de cumplimentar los requerimientos necesarios para obtener la titulación de Grado de Ingeniería en Tecnologías Aeroespaciales. Representa gran parte de los conocimientos adquiridos a ...
  • Fluid-structure interaction of a reed type valve 

    González Acedo, Ignacio; Lehmkuhl Barba, Oriol; Naseri, Alireza; Rigola Serrano, Joaquim; Oliva Llena, Asensio (Purdue University, 2016)
    Conference report
    Restricted access - publisher's policy
    This paper presents a complete numerical procedure to study the fluid-structure interaction problem of incompressible flow through reed valves, typically employed in hermetic reciprocating compressors. A partitioned ...
  • FSI procedures for Civil Engineering Applications 

    Zorrilla Martínez, Rubén (Universitat Politècnica de Catalunya, 2016-07-21)
    Master thesis
    Open Access
    Implementation of a FSI procedure involving the interaction of shell structures and fluids.
  • Numerical study of aerodynamics of a race car 

    López Rodenas, Enrique (Universitat Politècnica de Catalunya, 2014-06)
    Bachelor thesis
    Restricted access - author's decision
  • On the solution of the problem of a drop falling against a plane by using a level set-moving mesh-immersed boundary method 

    Gutiérrez, Enrique; Favre, F.; Balcázar Arciniega, Néstor; Rigola Serrano, Joaquim (WIT Press, 2018)
    Article
    Open Access
    A coupled Conservative Level Set – Moving Mesh – Immersed Boundary method is formulated and validated against the three-dimensional gravity-driven falling drop problem. First, by employing Conservative Level-Set (CLS) ...
  • Partitioned semi-implicit methods for simulation of biomechanical fluid-structure interaction problems 

    Naseri, Alireza; Lehmkuhl Barba, Oriol; González Acedo, Ignacio; Oliva Llena, Asensio (Institute of Physics (IOP), 2016)
    Conference report
    Open Access
    This paper represents numerical simulation of fluid-structure interaction (FSI) system involving an incompressible viscous fluid and a lightweight elastic structure. We follow a semi-implicit approach in which we implicitly ...
  • Second-Order Semi-Implicit Partitioned Method for Fluid-Structure Interaction Problems 

    Naseri, Alireza; González Acedo, Ignacio; Amani, Ahmad; Pérez Segarra, Carlos David (Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), 2018)
    Conference report
    Restricted access - publisher's policy
    This paper is concerned with numerical solution of fluid-structure interaction (FSI) problems involving an incompressible viscous flow and an elastic structure. A second-order time accurate semi-implicit method is proposed ...
  • Ship manoeuvre analysis and simulation to obtain scouring related propeller variables 

    Llull Marroig, Antoni Ignaci; Mujal Colilles, Anna; Gironella Cobos, Xavier; Castells Sanabra, Marcel·la; Martínez de Osés, Francesc Xavier; Martín Mallofré, Agustí; Sánchez-Arcilla Conejo, Agustín (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Conference lecture
    Open Access
    The evolution of shipping industry in terms of bigger and more powerful ships, is causing several issues in existing ports and marinas designed, initially, to host smaller vessels with smaller propulsion systems and lower ...
  • Ship manoeuvring effects on propeller induced erosion 

    Mujal Colilles, Anna; Llull Marroig, Antoni Ignaci; Castells Sanabra, Marcel·la; Gironella Cobos, Xavier; Martínez de Osés, Francesc Xavier; Sánchez-Arcilla Conejo, Agustín (2018)
    Conference report
    Restricted access - publisher's policy
    The shipping industry evolution over the last decades has led to growing structural and operational problems, in particular, for old marinas with lower depths to hosts present ships and with higher drafts and power of ...