Enviaments recents

  • Non-linear MHD Simulation s of Pellet Triggered ELMs in JET and ASDEX Upgrade tokamaks 

    Futatani, Shimpei; Pamela, S.; Huijsmans, G.T.A.; Garzotti, L.; Frigione, D.; Loarte, D.; Hoelzl, M.; Lang, P.T.; Kocsis, G.; Orain, F.; Dunne, M.; Lessig, A.; Mantsinen, Mervi; EUROfusion MST1 Team; ASDEX Upgrade Team; JET Contributors (2016-07-08)
    Accés obert
    ITER operation in its high fusion performance DT scenarios relies on the achievement of the H-mode confinement regime, which is expected to lead to the quasi-periodic triggering of ELMs (Edge Localized Modes). ...
  • Modelling third harmonic ion cyclotron acceleration of deuterium beams for JET fusion product studies experiments 

    Schneider, M.; Johnson, T.; Dumont, R.; Eriksson, L.-G.; Giacomelli, L.; Girardo, J.-B.; Hellsten, T.; Khilkevitch, E.; Kiptily, V.G.; Koskela, T.; Mantsinen, M.; Nocente, M.; Salewski, M.; Sharapov, S.E.; Shevelev, A.E.; Jet Contributors (IOP Publishing, 2016-08-24)
    Article
    Accés restringit per política de l'editorial
  • Improving edge finite element assembly for geophysical electromagnetic modelling on shared-memory architectures 

    Castillo-Reyes, Octavio; de la Puente, Josep; Cela, Jose M. (IEE, 2016-12-12)
    Text en actes de congrés
    Accés obert
    This work presents a set of node-level optimizations to perform the assembly of edge finite element matrices that arise in 3D geophysical electromagnetic modelling on shared-memory architectures. Firstly, we describe the ...
  • Challenges in the extrapolation from DD to DT plasmas: experimental analysis and theory based predictions for JET-DT 

    Garcia, J.; Challis, C.; Gallart, D.; Garzotti, L.; Görler, T.; King, D.; Mantsinen, Mervi; Jet Contributors (IOP Publishing, 2016-10-27)
    Article
    Accés obert
    A strong modelling program has been started in support of the future JET-DT campaign with the aim of guiding experiments in deuterium (D) towards maximizing fusion energy production in Deuterium–Tritium (DT). Some of the ...
  • Heat loss prediction of a confined premixed jet flame using a conjugate heat transfer approach 

    Gövert, S.; Mira, Daniel; Zavala-Ake, M.; Kok, J.B.W.; Vázquez, Mariano; Houzeaux, Guillaume (Elsevier, 2017-04)
    Article
    Accés obert
    The presented work addresses the investigation of the heat loss of a confined turbulent jet flame in a lab-scale combustor using a conjugate-heat transfer approach and large-eddy simulation. The analysis includes the ...
  • Enhancing Energy Production with Exascale HPC Methods 

    Camata, José J.; Cela, José M.; Costa, Danilo; Coutinho, Alvaro LGA; Fernández-Galisteo, Daniel; Jiménez, Carmen; Kourdioumov, Vadim; Mattoso, Marta; Mayo-García, Rafael; Miras, Thomas; Moríñigo, José A.; Navarro, Jorge; Navaux, Philippe O.A.; Oliveira, Daniel de; Rodríguez-Pascual, Manuel; Silva, Vítor; Souza, Renan; Valduriez, Patrick (2016)
    Comunicació de congrés
    Accés obert
    High Performance Computing (HPC) resources have become the key actor for achieving more ambitious challenges in many disciplines. In this step beyond, an explosion on the available parallelism and the use of special ...
  • Implicit large-eddy simulation of compressible flows using the Interior Embedded Discontinuous Galerkin method 

    Fernandez, P.; Nguyen, N.C.; Roca, Xevi; Peraire, J. (2016)
    Comunicació de congrés
    Accés obert
    We present a high-order implicit large-eddy simulation (ILES) approach for simulating transitional turbulent flows. The approach consists of an Interior Embedded Discontinuous Galerkin (IEDG) method for the discretization ...
  • Generation of Curved High-order Meshes with Optimal Quality and Geometric Accuracy 

    Ruiz-Girones, Eloi; Sarrate, Josep; Roca, Xevi (Elsevier, 2016)
    Article
    Accés obert
    We present a novel methodology to generate curved high-order meshes featuring optimal mesh quality and geometric accuracy. The proposed technique combines a distortion measure and a geometric Full-size image (<1 K)-disparity ...
  • Representing Urban Geometries for Unstructured Mesh Generation 

    Gargallo-Peiró, Abel; Folch, Arnau; Roca, Xevi (Elsevier, 2016)
    Article
    Accés obert
    We present a robust and automatic method to generate an idealized surface geometry of a city landscape ready to be meshed for computer simulations. The city geometry is idealized for non viscous flow simulations and targets ...
  • Challenges in large scale quantum mechanical calculations 

    Ratcliff, Laura E.; Mohr, Stephan; Huhs, Georg; Deutsch, Thierry; Masella, Michel; Genovese, Luigi (Wiley, 2016-11-07)
    Article
    Accés restringit per política de l'editorial
    During the past decades, quantum mechanical methods have undergone an amazing transition from pioneering investigations of experts into a wide range of practical applications, made by a vast community of researchers. First ...

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