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FUTUR. Website for the scientific production of UPC researchers

Trias Miquel, Francesc Xavier

Total activity: 203

Areas of expertise: Applied mathematics, Numerical methods, Parallel computing, Supercomputers, Turbulence
h index: 14

Doctoral courses: Doctor
Professional category: Associate professor

Research group: CTTC - Heat and Mass Transfer Technological Center
Department: Department of Heat Engines
School: Barcelona School of Industrial Engineering (ETSEIB)
The School of Industrial, Aerospace and Audiovisual Engineering of Terrassa (ESEIAAT)
Associated research bodies: CTTC. Centre Tecnològic de Telecomunicacions de Catalunya

E-mail: francesc.xavier.triasupc.edu
Contact details: UPC directory

Orcid: 0000-0002-5966-0703
Scopus Author ID: 7801421397

Collaborative networks
Links of interest: Personal website

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Scientific and technological production

1 to 50 of 203 results

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A hierarchical parallel implementation for heterogeneous computing. Application to algebra-based CFD simulations on hybrid supercomputers
Alvarez, X.; Gorobets, A.; Trias, F. X.
Computers and fluids
Vol. 214, p. 104768/1-104768/13
DOI: 10.1016/j.compfluid.2020.104768
Date of publication: 2021-01
Journal article

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A new grey area mitigation technique for DES. Theory and assessment.
Pont, A.
Department of Heat Engines, Universitat Politècnica de Catalunya
Theses

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On the feasibility of affordable high-fidelity CFD simulations for indoor environment design and control
Morozova, N.; Trias, F. X.; Capdevila, R.; Perez, C.; Oliva, A.
Building and Environment
Vol. 184, p. 107144/1-107144/13
DOI: 10.1016/j.buildenv.2020.107144
Date of publication: 2020-10-15
Journal article

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On a Proper Tensor-Diffusivity Model for Large-Eddy Simulation of Buoyancy-Driven Turbulence
Trias, F. X.; Dabbagh, F.; Gorobets, A.; Oliet, C.
Flow turbulence and combustion
Vol. 105, p. 393-414
DOI: 10.1007/s10494-020-00123-3
Date of publication: 2020-03-26
Journal article

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Flow topology dynamics in a three-dimensional phase space for turbulent Rayleigh-Bénard convection
Dabbagh, F.; Trias, F. X.; Gorobets, A.; Oliva, A.
Physical review fluids
Vol. 5, p. 024603:1-024603:14
DOI: 10.1103/PhysRevFluids.5.024603
Date of publication: 2020-02-28
Journal article

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Development of new highly-portable linear solvers for CFD
Trias, F. X.; Alsalti, À.
Competitive project

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Real-time pollution City mAp thRough cOLlaborative sensIng aNd Analysis
Oliva, A.; Castro, J.; Oliet, C.; Perez, C.; Trias, F. X.; Rigola, J.; Torrades, F.; Codina-Macia, Esteban; Schillaci, E.
Competitive project

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An energy-preserving level set method for multiphase flows
Valle, N.; Trias, F. X.; Castro, J.
Journal of computational physics
Vol. 400, p. 108991:1-108991:20
DOI: 10.1016/j.jcp.2019.108991
Date of publication: 2020-01-01
Journal article

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On a proper tensor-diffusivity model for large-eddy simulations of Rayleigh-Bénard convection
Trias, F. X.; Dabbagh, F.; Santos, D.; Gorobets, A.; Oliva, A.
European Turbulence Conference
p. 1
Presentation's date: 2019-09-04
Presentation of work at congresses

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On the conservation of energy for interface-capturing techniques for multiphase flows. Application to falling films.
Valle, N.; Trias, F. X.; Castro, J.
European Turbulence Conference
p. 1
Presentation's date: 2019-09-04
Presentation of work at congresses

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On the Feasibility of CFD for Transient Air Flow Simulations in Buildings
Morozova, N.; Capdevila, R.; Trias, F. X.; Oliva, A.
International Conference of the International Building Performance Simulation Association
p. 613-620
DOI: 10.26868/25222708.2019.210438
Presentation's date: 2019-09-03
Presentation of work at congresses

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Numerical Simulation of newtonian/non-Newtonian Multiphase Flows: Deformation and Collision of Droplets
Amani, A.
Department of Heat Engines, Universitat Politècnica de Catalunya
Theses

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Efficient wall modeling for large eddy simulations of general non-equilibrium wall-bounded flows
Calafell, J.
Department of Heat Engines, Universitat Politècnica de Catalunya
Theses

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Assessment of LES techniques for mitigating the Grey Area in DDES models
Pont, A.; Santos, D.; Trias, F. X.; Duben, A.; Revell, A.; Oliva, A.
European Conference for Aeronautics and Space Sciences
p. 1-8
Presentation's date: 2019-07-02
Presentation of work at congresses

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An efficient Two-Layer wall model for accurate numerical simulations of aeronautical applications
Calafell, J.; Trias, F. X.; Oliva, A.
European Conference for Aeronautics and Space Sciences
p. 1-11
DOI: 10.13009/EUCASS2019-694
Presentation's date: 2019-07-02
Presentation of work at congresses

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A time-average filtering technique to improve the efficiency of two-layer wall models for large eddy simulation in complex geometries
Calafell, J.; Trias, F. X.; Lehmkuhl, O.; Oliva, A.
Computers and fluids
Vol. 188, p. 44-59
DOI: 10.1016/j.compfluid.2019.03.026
Date of publication: 2019-06-30
Journal article

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Improving DES capabilities for predicting Kelvin-Helmholtz instabilities. Comparison with a backward-facing step DNS.
Pont, A.; Trias, F. X.; Duben, A.; Revell, A.; Oliva, A.
ERCOFTAC Workshop on Direct and Large-Eddy Simulation
p. 457-462
DOI: 10.1007/978-3-030-42822-8_60
Presentation's date: 2019-06
Presentation of work at congresses

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On a proper tensor-diffusivity model for large-eddy simulations of buoyancy driven flows
Trias, F. X.; Dabbagh, F.; Gorobets, A.; Oliva, A.
ERCOFTAC Workshop on Direct and Large-Eddy Simulation
p. 1-2
Presentation's date: 2019-06
Presentation of work at congresses

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A pure virtual approach for managing platform portability on hybrid supercomputers
Alvarez, X.; Gorobets, A.; Alsalti, À.; Trias, F. X.
International Conference on Parallel Computational Fluid Dynamics
p. 1-4
Presentation's date: 2019-05-14
Presentation of work at congresses

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Spectrally-Consistent Regularization of Navier–Stokes Equations
Trias, F. X.; Folch, D.; Gorobets, A.; Oliva, A.
Journal of scientific computing
Vol. 79, num. 2, p. 992-1014
DOI: 10.1007/s10915-018-0880-x
Date of publication: 2019-05
Journal article

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Direct numerical simulation of backward-facing step flow at Ret = 395 and expansion ratio 2
Pont, A.; Trias, F. X.; Gorobets, A.; Oliva, A.
Journal of fluid mechanics
Vol. 863, p. 341-363
DOI: 10.1017/jfm.2018.1000
Date of publication: 2019-03-25
Journal article

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001-P-001646_BASE 3D
Oliva, A.; Perez, C.; Rigola, J.; Trias, F. X.; Oliet, C.; Kizildag, D.; Pavon, O.; Torras, S.; Schillaci, E.
Competitive project

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A simple optimization approach for the insulation thickness distribution in household refrigerators
Trias, F. X.; Oliet, C.; Rigola, J.; Perez, C.
International journal of refrigeration / Revue internationale du froid
Vol. 93, p. 169-175
DOI: 10.1016/j.ijrefrig.2018.06.014
Date of publication: 2018-09
Journal article

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Implementation of a flux-limiter into a fully-portable, algebra-based framework for heterogeneous computing
Alvarez, X.; Valle, N.; Gorobets, A.; Trias, F. X.
International Conference on Computational Fluid Dynamics
p. 1-7
Presentation's date: 2018-07-11
Presentation of work at congresses

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Towards Real-Time CFD Simulation of Indoor Environment
Morozova, N.; Capdevila, R.; Trias, F. X.; Oliva, A.
International Conference on Computational Fluid Dynamics
p. 1-15
Presentation's date: 2018-07-11
Presentation of work at congresses

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On a physically-consistent nonlinear subgrid-scale heat flux model for LES of buoyancy driven flows
Trias, F. X.; Dabbagh, F.; Gorobets, A.; Oliva, A.
International Conference on Computational Fluid Dynamics
p. 1-13
Presentation's date: 2018-07-10
Presentation of work at congresses

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DNS of a Backward-Facing Step at high Reynolds number. Towards a better understanding of RANS-LES transition in DES models
Pont, A.; Trias, F. X.; Oliva, A.
International Conference on Computational Fluid Dynamics
p. 1-9
Presentation's date: 2018-07-09
Presentation of work at congresses

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Algebraic implementation of a flux limiter for heterogeneous computing
Valle, N.; Alvarez, X.; Trias, F. X.; Castro, J.; Oliva, A.
International Conference on Computational Fluid Dynamics
p. 1-11
Presentation's date: 2018-07-09
Presentation of work at congresses

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An efficient two-layer wall model for high Reynolds number large eddy simulation
Calafell, J.; Trias, F. X.; Oliva, A.
European Conference on Computational Mechanics (Solids, Structures and Coupled Problems) / European Conference on Computational Fluid Dynamics
p. 302-312
Presentation's date: 2018-06-12
Presentation of work at congresses

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Building a proper tensor-diffusivity model for large-eddy simulation of buoyancy-driven flows
Trias, F. X.; Dabbagh, F.; Gorobets, A.; Oliva, A.
European Conference on Computational Mechanics (Solids, Structures and Coupled Problems) / European Conference on Computational Fluid Dynamics
p. 313-322
Presentation's date: 2018-06-11
Presentation of work at congresses

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Strategies for the heterogeneous execution of large-scale simulations on hybrid supercomputers
Alvarez, X.; Gorobets, A.; Trias, F. X.
European Conference on Computational Mechanics (Solids, Structures and Coupled Problems) / European Conference on Computational Fluid Dynamics
p. 2021-2031
Presentation's date: 2018-06-11
Presentation of work at congresses

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A Projected Ghost Fluid Method for a mimetic approach for extreme contrast interfaces in multiphase flows
Valle, N.; Trias, F. X.; Castro, J.; Oliva, A.
European Conference on Computational Mechanics (Solids, Structures and Coupled Problems) / European Conference on Computational Fluid Dynamics
p. 1-12
Presentation's date: 2018-06-11
Presentation of work at congresses

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Three-dimensional flow topology evolution in turbulent Rayleigh-Bénard convection
Dabbagh, F.; Trias, F. X.; Gorobets, A.; Oliva, A.
International Conference on Rayleigh-Bénard Turbulence
p. 62
Presentation's date: 2018-05-15
Presentation of work at congresses

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Fluid flow simulation and permeability computation in deformed porous carbonate grainstones
Zambrano, M.; Tondi, E.; Mancini, L.; Lanzafame, G.; Trias, F. X.; Arzilli, F.; Materazzi, F.; Torrieri, S.
Advances in water resources
Vol. 115, p. 95-111
DOI: 10.1016/j.advwatres.2018.02.016
Date of publication: 2018-05-01
Journal article

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HPC² - A fully-portable, algebra-based framework for heterogeneous computing. Application to CFD
Alvarez, X.; Gorobets, A.; Trias, F. X.; Borrell, R.; Oyarzun, G.
Computers and fluids
DOI: 10.1016/j.compfluid.2018.01.034
Date of publication: 2018-02-10
Journal article

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Assessment and comparison of a recent kinematic sensitive subgrid length scale in Hybrid RANS-LES
Pont, A.; Trias, F. X.; Revell, A.; Oliva, A.
Symposium on Hybrid RANS-LES Methods
p. 97-105
DOI: 10.1007/978-3-030-27607-2
Presentation of work at congresses

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Extension and update of the parallel supercomputer of the Terrassa campus of the UPC
Oliva, A.; Perez, C.; Oliet, C.; Trias, F. X.; Castro, J.; Rigola, J.; Balcázar, N.; Capdevila, R.; Romeu, J.; Arcos, R.; Masoller, C.; Serrat, C.; Staliunas, K.; Torrent, M.C.; Trull, J.
Competitive project

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Advanced numerical algorithms for the improvement of the efficiency applied to wind-energy and solar thermal: tackling with new computational arquitectures
Trias, F. X.; Oliva, A.; Perez, C.; Gorobets, A.; Torras, S.; Ablanque, N.; Kizildag, D.; Capdevila, R.; Colomer, G.; Schillaci, E.
Competitive project

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A new subgrid characteristic length for turbulence simulations on anisotropic grids
Trias, F. X.; Gorobets, A.; Silvis, M.; Verstappen, R.; Oliva, A.
Physics of fluids
Vol. 29, num. 11, p. 115109-1-115109-15
DOI: 10.1063/1.5012546
Date of publication: 2017-11-29
Journal article

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A new subgrid characteristic length for large-eddy simulation
Trias, F. X.; Gorobets, A.; Silvis, M.; Verstappen, R.; Oliva, A.
International Workshop on Complex Turbulent Flows
Presentation's date: 2017-11-27
Presentation of work at congresses

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Subgrid-scale models for large-eddy simulation of rotating turbulent channel flows
Silvis, M.; Bae, H.J.; Trias, F. X.; Abkar, M.; Moin, P.; Verstappen, R.
Annual Meeting of the APS Division of Fluid Dynamics
p. 1
Presentation's date: 2017-11-19
Presentation of work at congresses

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A priori study of subgrid-scale features in turbulent Rayleigh-Bénard convection
Dabbagh, F.; Trias, F. X.; Gorobets, A.; Oliva, A.
Physics of fluids
Vol. 29, num. 10, p. 105103-1-105103-17
DOI: 10.1063/1.5005842
Date of publication: 2017-10-06
Journal article

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Flow topology and small-scale dynamics in turbulent Rayleigh-Bénard convection
Dabbagh, F.
Universitat Politècnica de Catalunya
Theses

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New subgrid-scale models and characteristic length scales for large-eddy simulation of rotating turbulent flows
Silvis, M.; Trias, F. X.; Verstappen, R.
European Turbulence Conference
p. 1
Presentation's date: 2017-08-21
Presentation of work at congresses

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Memory aware poisson solver for peta-scale simulations with one FFT diagonalizable direction
Oyarzun, G.; Trias, F. X.; Oliva, A.; Borrell, R.
International Conference on High Performance Computing & Simulation
p. 101-108
DOI: 10.1109/HPCS.2017.26
Presentation's date: 2017-07-17
Presentation of work at congresses

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A new subgrid characteristic length for LES
Trias, F. X.; Gorobets, A.; Oliva, A.
ERCOFTAC Workshop on Direct and Large-Eddy Simulation
Presentation's date: 2017-05-30
Presentation of work at congresses

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On a proper definition of the subgrid characteristic length for LES
Trias, F. X.; Gorobets, A.; Oliva, A.
International Conference on Parallel Computational Fluid Dynamics
Presentation's date: 2017-05-17
Presentation of work at congresses

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HPC² - a fully-portable CFD solution for heterogeneous computing
Alvarez, X.; Gorobets, A.; Trias, F. X.; Borrell, R.; Oyarzun, G.
International Conference on Parallel Computational Fluid Dynamics
p. 92-93
Presentation's date: 2017-05
Presentation of work at congresses

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Centre Tecnològic de Trasferència de Calor
Oliva, A.; Perez, C.; Ablanque, N.; Alvarez, X.; Baez, A.; Calafell, J.; Capdevila, R.; Castro, J.; Chiva, J.; Colomer, G.; Farnós, J.; Kizildag, D.; Morales Ruiz, S.; Muela, J.; Oliet, C.; Pavon, O.; Pont, A.; Rigola, J.; Ruano, J.; Ruiz, V.; Torras, S.; Trias, F. X.; Valle, N.; Ventosa-Molina, J.
Competitive project

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Antifire mist
Perez, C.; Trias, F. X.; Oliva, A.
Competitive project

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