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  • Efficient Two-Body Approximations of Impulsive Transfers between Halo Orbits 

    Fantino, Elena; Flores Le Roux, Roberto Maurice; Al-Khateeb, Ashraf (International Astronautical Federation, 2018)
    Conference report
    Restricted access - publisher's policy
    This contribution presents an efficient method to compute direct transfers between Halo orbits from two circular restricted three-body problems. Owing to the remarkable impulse given over the past two decades to the plans ...

  • Shaking table testing on seismic pounding of a RC building structure 

    Kharazian, Alireza; López Almansa, Francisco; Benavent Climent, Amadeo; Gallego Molina, Antolino (Universidad Politécnica de Madrid (UPM), 2018)
    Conference report
    Open Access
    This paper describes unidirectional shaking table tests on seismic pounding of a 3-D RC building structure. Two inputs were considered: a seismic accelerogram and a harmonic wave. The tested specimen is a one-and-a-half-story ...

  • Diseño sísmico de edificios de acero: algoritmos genéticos vs enjambre de partículas 

    Barraza, Manuel; Bojórquez Mora, Edén; Fernández González, Eduardo; López Almansa, Francisco (Sociedad Mexicana de Ingeniería Sísmica, 2017)
    Conference lecture
    Open Access
    El objetivo de este estudio es comparar el uso de Algoritmos genéticos (AGs) y Optimización por Enjambre de Partículas (PSO, por sus siglas en ingles) en la optimización multi-objetivo de estructuras de acero sometidas a ...

  • Multi-objective design optimisation of stamping process for advanced high strength steels 

    Lee, Dong Seop; Pons Prats, Jordi; Espinoza Román, Héctor Gabriel; Fruitós Bickham, Óscar Alejandro; Oñate Ibáñez de Navarra, Eugenio (2012)
    Conference report
    Restricted access - publisher's policy
    The paper investigates the multi-objective design optimisation of stamping process to control both the shape and quality of final Advanced High Strength Steels (AHSSs) in terms of springback and safety using Distributed ...

  • Robust active shock control bump design optimisation using parallel hybrid-MOGA 

    Lee, Dong Seop; Bugeda Castelltort, Gabriel; Periaux, Jacques Francis; Oñate Ibáñez de Navarra, Eugenio (2011)
    Conference report
    Open Access
    The paper investigates a robust optimisation for detail design of active shock control bump on a transonic Natural Laminar Flow (NLF) aerofoil using a Multi-Objective Evolutionary Algorithm (MOEA) coupled to Computational ...

  • Parallel adaptive mesh refinement for incompressible flow problems 

    Cotela Dalmau, Jordi; Rossi, Riccardo; Oñate Ibáñez de Navarra, Eugenio; Lafontaine, Nelson Maireni; Idelsohn Barg, Sergio Rodolfo (2011)
    Conference report
    Open Access
    We present an algorithm for the solution of the incompressible Navier- Stokes equations combined with local refinement of the mesh based on an error estimation. Our solution strategy is based on well-established CFD ...

  • Stochastic and robust design procedures applied to the optimization with uncertainties 

    Pons Prats, Jordi; Bugeda Castelltort, Gabriel; Zárate Araiza, José Francisco; Oñate Ibáñez de Navarra, Eugenio (2011)
    Conference report
    Restricted access - publisher's policy
    Engineers agree with the fact that uncertainty is an important issue to get a better model of real behavior. Uncertainty quantification techniques have been largely developed during the recent years; Stochastic and ...

  • Multi-objective high lift systems design optimisation using hybridised evolutionary algorithm with Nash-game 

    Lee, Dong Seop; Periaux, Jacques Francis; Bugeda Castelltort, Gabriel; Oñate Ibáñez de Navarra, Eugenio (2011)
    Conference report
    Restricted access - publisher's policy
    This paper investigates the High Lift System (HLS) application of complex aerodynamic design problem using Genetic Algorithms (GAs) coupled to Game strategies. Two types of optimization methods are used; the first method ...

  • Nueva tecnología de construcción mixta ligera acero-madera para edificios sismo-resistentes 

    Segués Aguasca, Edgar; Rodríguez Cantalapiedra, Inma; López Almansa, Francisco (Publicaciones EPSEB, 2017)
    Conference report
    Open Access
    Este trabajo describe una nueva técnica de construcción mixta de madera y acero. Esta solución constructiva está destinada principalmente a proporcionar alta resistencia lateral y rigidez, cualidades útiles para resistir ...

  • Reduction environmental effects of civil aircraft through multi-objective flight plan optimisation 

    Lee, Dong Seop; Gonzalez, Luis Felipe; Walker, R.; Periaux, Jacques Francis; Oñate Ibáñez de Navarra, Eugenio (Institute of Physics (IOP), 2010)
    Conference report
    Open Access
    With rising environmental alarm, the reduction of critical aircraft emissions including carbon dioxides (CO2) and nitrogen oxides (NOx) is one of most important aeronautical problems. There can be many possible attempts ...

  • Shock control bump design optimization on natural laminar aerofoil 

    Lee, Dong Seop; Periaux, Jacques Francis; Srinivas, K.; Gonzalez, Luis Felipe; Qin, Ning; Oñate Ibáñez de Navarra, Eugenio (Springer, 2011)
    Conference report
    Restricted access - publisher's policy
    The chapter investigates Shock Control Bumps (SCB) on a Natural Laminar Flow (NLF) aerofoil; RAE 5243 for Active Flow Control (AFC). A SCB approach is used to decelerate supersonic flow on the suction/pressure sides of ...

  • Towards the virtual wind tunnel 

    Larese De Tetto, Antonia; Rossi, Riccardo; Zorrilla Martínez, Rubén; Wüchner, Roland; Oñate Ibáñez de Navarra, Eugenio (2017)
    Conference report
    Restricted access - publisher's policy
    The maturity of numerical techniques both in Computational Structural and Fluid Dynamics, accompanied by the availability of affordable high-performance hardware, allows the use of virtual rapid-prototyping facilities as ...

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