Recent Submissions

  • DNS and POD analysis of separated flow in a three-dimensional diffuser 

    Miró Jané, Arnau; Eiximeno Franch, Benet; Rodríguez Pérez, Ivette María; Lehmkuhl Barba, Oriol (Springer, 2023)
    Conference report
    Restricted access - publisher's policy
    A DNS of a three dimensional diffuser has been performed with the in-house solver Alya. The resulting dataset presents a good agreement with existing numerical and experimental data, even without smoothing of the sharp ...
  • Numerical assessment of the effect of hydrogen enrichment of a technically premixed swirl-stabilized natural gas flame 

    Pachano Prieto, Leonardo; Surapaneni, Anurag; Both, Ambrus; Ax, Holger; Petry, Niklas; Boxx, Isaac; Mira Martínez, Daniel (American Society of Mechanical Engineers (ASME), 2023)
    Conference report
    Open Access
    High-fidelity large eddy simulations (LES) are conducted for lean natural gas flames with different levels of hydrogen enrichment in a technically premixed swirl-stabilized combustor (PRECCINSTA) operated at atmospheric ...
  • Scalable multi-chip quantum architectures enabled by cryogenic hybrid wireless/quantum-coherent network-in-package 

    Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi; Sebastiano, Fabio; Babaie, Masoud; Charbon, Edoardo; Bolívar, Peter Haring; Palesi, Maurizio; Blokhina, Elena; Leipold, Dirk; Staszewski, Bogdan; García Sáez, Artur; García Almudever, Carmen (Institute of Electrical and Electronics Engineers (IEEE), 2023)
    Conference report
    Open Access
    The grand challenge of scaling up quantum computers requires a full-stack architectural standpoint. In this position paper, we will present the vision of a new generation of scalable quantum computing architectures featuring ...
  • Intermediate wake characteristics behind a circular cylinder 

    Ventosa Molina, Jordi; Rodríguez Pérez, Ivette María; Lehmkuhl Barba, Oriol; Fröhlich, Jochen (European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
    Conference report
    Open Access
    The intermediate wake of a circular cylinder at Reynolds number 3300 is studied by means of highly resolved large eddy simulations. The domain spans 100 cylinder diameters D downstream of the cylinder. The intermediate ...
  • Towards a machine learning model for explicit algebraic Reynolds stress modelling using multi-expression programming 

    Miró Jané, Arnau; Wallin, Stefan; Colombo, Alessandro; Temmerman, Lionel; Wunsch, Dirk; Lehmkuhl Barba, Oriol (European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
    Conference report
    Open Access
    A novel framework for a 5-term explicit algebraic Reynolds stress model has been proposed, which is suitable for machine learning procedures. Under this framework, high-fidelity datasets have been explored and post-processed. ...
  • Active flow control for three-dimensional cylinders through deep reinforcement learning 

    Suárez Morales, Pol; Alcántara Ávila, Francisco; Miró Jané, Arnau; Rabault, Jean; Font García, Bernat; Lehmkuhl Barba, Oriol; Vinuesa Moltiva, Ricardo (European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
    Conference report
    Open Access
    This paper presents for the first time successful results of active flow control with multiple independently controlled zero-net-mass-flux synthetic jets. The jets are placed on a three-dimensional cylinder along its span ...
  • Wall resolved large eddy simulations of a three-element high-lift airfoil at different angles of attack 

    Montalà Sales, Ricard; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
    Conference report
    Open Access
    A parametric study of the flow past the 30P30N three-element high-lift wing is conducted by changing the angle of attack (α = 5, 9 and 23◦) at a constant Reynolds number (Rec = 750, 000). Computational predictions are ...
  • Large-scale coherent structures in an asymmetrically heated channel flow 

    García Berenguer, Marina; Silva, Lucas Gasparino Ferreira da; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
    Conference report
    Open Access
    A compressible direct numerical simulation (DNS) has been conducted to analyze the behavior of low-speed flows submitted to a strong temperature gradient in a fully developed and asymmetrically heated turbulent channel ...
  • Temperature gradient effects on a turbulent channel flow at Ret=400 

    García Berenguer, Marina; Gasparino, Lucas; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (Begell House, 2023)
    Conference report
    Restricted access - publisher's policy
    A direct numerical simulation (DNS) of an asymmetrically heated turbulent channel flow has been performed to study the temperature gradient effects on the turbulence. The case has been set as a compressible flow with ...
  • Numerical study of the flow past a three-element high-lift airfoil at different angles of attack 

    Montalà Sales, Ricard; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (2023)
    Conference lecture
    Open Access
    A parametric study of the 30p30n three-element high-lift airfoil is conducted by changing the angle of attack at α = 5, 9 and 23◦ at a constant Reynolds number of Rec = 750, 000. Computational predictions are performed ...
  • Turbulent statistics and coherent structures in an asymmetrically heated channel flow 

    García Berenguer, Marina; Gasparino, Lucas; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (2023)
    Conference report
    Open Access
    A compressible direct numerical simulation (DNS) has been conducted to analyze the behavior of a fully developed turbulent channel flow. The problem has been set at mean friction Reynolds number Ret m = 400 submitted to a ...
  • 11th EGU Galileo Conference: Solid Earth and Geohazards in the Exascale Era Consensual Document 

    Folch, Arnau; Bhihe, Cedric; Caviedes-Vouillième, Daniel; de la Puente, Josep; Esposti Ongaro, Tomaso; Monterrubio, Marisol (2023)
    Working paper
    Open Access
    The 11th Galileo Conference of the European Geosciences Union (EGU) focused on "Solid Earth and Geohazards in the Exascale Era." This abstract presents the main outcomes and conclusions from the conference breakout sessions, ...

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