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Trias Miquel, Francesc Xavier

Total activity: 181

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: Escola Superior d'Enginyeries Industrial, Aeroespacial i Audiovisual de Terrassa (ESEIAAT)
Associated research bodies: CTTC. Centre Tecnològic de Telecomunicacions de Catalunya

E-mail: xavicttc.upc.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 181 results

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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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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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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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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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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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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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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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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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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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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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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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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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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.
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 American Physical Society - 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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Antifire mist
Perez, C.; Trias, F. X.; Oliva, A.
Competitive project

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On the properties of discrete spatial filters for CFD
Baez, A.; Lehmkuhl, O.; Trias, F. X.; Perez, C.
Journal of computational physics
Vol. 326, p. 474-498
DOI: 10.1016/j.jcp.2016.09.002
Date of publication: 2016-12-01
Journal article

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On the evolution of flow topology in turbulent Rayleigh-Bénard convection
Dabbagh, F.; Trias, F. X.; Gorobets, A.; Oliva, A.
Physics of fluids
Vol. 28, num. 11, p. 115105-1-115105-25
DOI: 10.1063/1.4967495
Date of publication: 2016-11-22
Journal article

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Subgrid-scale models for large-eddy simulation of rotating turbulent flows
Silvis, M.; Trias, F. X.; Abkar, M.; Bae, H.; Lozano-Durán, A.; Verstappen, R.
Annual Meeting of The American Physical Society - Division of Fluid Dynamics
p. 274
Presentation's date: 2016-11-21
Presentation of work at congresses

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Building a new subgrid characteristic length for LES
Trias, F. X.; Gorobets, A.; Duben, A.; Oliva, A.
International Workshop Computational Experiment in Aeroacoustics
p. 140-145
Presentation's date: 2016-09
Presentation of work at congresses

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New subgrid-scale models for large-eddy simulation of Rayleigh-Bénard convection
Dabbagh, F.; Trias, F. X.; Gorobets, A.; Oliva, A.
European Thermal Sciences Conference
p. 1-8
DOI: 10.1088/1742-6596/745/3/032041
Presentation's date: 2016-06
Presentation of work at congresses

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3D pore-network analysis and permeability estimation of deformation bands hosted in carbonate grainstones
Zambrano, M.; Tondi, E.; Mancini, L.; Trias, F. X.; Arzilli, F.; Lanzafame, G.; Aibibula, N.
European Geosciences Union General Assembly
p. 1
Presentation's date: 2016-04
Presentation of work at congresses

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Numerical study of the non-Oberbeck-Boussinesq effects in turbulent water-filled cavities
Kizildag, D.
Universitat Politècnica de Catalunya
Theses

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Particulate immersed boundary method for complex fluid-particle interaction problems with heat transfer
Zhang, H.; Yuan, H.; Trias, F. X.; Yu, A.; Tan, Y.; Oliva, A.
Computers & mathematics with applications
Vol. 71, num. 1, p. 391-407
DOI: 10.1016/j.camwa.2015.12.003
Date of publication: 2016-01-01
Journal article

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Turbulent flow around a square cylinder at Reynolds number 22,000: A DNS study
Trias, F. X.; Gorobets, A.; Oliva, A.
Computers and fluids
Vol. 123, p. 87-98
DOI: 10.1016/j.compfluid.2015.09.013
Date of publication: 2015-12-21
Journal article

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Non-Oberbeck-Boussinesq effects in a turbulent tall water-filled differentially heated cavity
Kizildag, D.; Rodriguez, I.; Trias, F. X.; Oliva, A.; Perez, C.
International Symposium on Turbulence, Heat and Mass Transfer
p. 1-12
Presentation's date: 2015-09-15
Presentation of work at congresses

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Fine-scale dynamics in turbulent Rayleigh-Bénard convection
Dabbagh, F.; Trias, F. X.; Gorobets, A.; Oliva, A.
International Symposium on Turbulence, Heat and Mass Transfer
Presentation's date: 2015-09-15
Presentation of work at congresses

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Building proper invariants for subgrid-scale eddy-viscosity models
Trias, F. X.; Folch, D.; Gorobets, A.; Oliva, A.
European Turbulence Conference
Presentation's date: 2015-08-28
Presentation of work at congresses

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Direct numerical simulation of a fully developed turbulent square duct flow up to Re-tau=1200
Zhang, H.; Trias, F. X.; Gorobets, A.; Tan, Y.; Oliva, A.
International journal of heat and fluid flow
Vol. 54, p. 258-267
DOI: 10.1016/j.ijheatfluidflow.2015.06.003
Date of publication: 2015-08-01
Journal article

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Building proper invariants for eddy-viscosity subgrid-scale models
Trias, F. X.; Folch, D.; Gorobets, A.; Oliva, A.
Physics of fluids
Vol. 27, num. 6, p. 065103-1-065103-17
DOI: 10.1063/1.4921817
Date of publication: 2015-06-23
Journal article

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Building proper invariants for large-eddy simulation
Trias, F. X.; Folch, D.; Gorobets, A.; Oliva, A.
ERCOFTAC Workshop on Direct and Large-Eddy Simulation
p. 165-171
Presentation's date: 2015-05
Presentation of work at congresses

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PIBM: Particulate immersed boundary method for fluid-particle interaction problems
Zhang, H.; Trias, F. X.; Oliva, A.; Yang, D.; Tan, Y.; Shu, S.; Sheng, Y.
Powder technology
Vol. 272, p. 1-13
DOI: 10.1016/j.powtec.2014.11.025
Date of publication: 2015-03-01
Journal article

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Optimización aerodinamica de la cabeza del rotor
Trias, F. X.
Competitive project

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Development of high-performance parallel codes and algorithms for the improvement of the efficiency applied to wind-energy, solar thermal and building
Trias, F. X.; Oliva, A.; Gorobets, A.; Borrell, R.; Lehmkuhl, O.; Rodriguez, I.; Perez, C.; Colomer, G.
Competitive project

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Effect of collisions on the particle behavior in a turbulent square duct flow
Zhang, H.; Trias, F. X.; Gorobets, A.; Oliva, A.; Yang, D.; Tan, Y.; Sheng, Y.
Powder technology
Vol. 269, p. 320-336
DOI: 10.1016/j.powtec.2014.08.070
Date of publication: 2015-01-01
Journal article

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Máquina de absorción refrigerada por aire
Oliva, A.; Perez, C.; Rigola, J.; Castro, J.; Oliet, C.; Rodriguez, I.; Lehmkuhl, O.; Trias, F. X.; Capdevila, R.; Alba, R.; Ordoño, M.; Farnós, J.
Date of request: 2014-12-18
Invention patent

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Numerical investigation of particle-fluid interaction system based on discrete element method
Zhang, H.
Department of Heat Engines, Universitat Politècnica de Catalunya
Theses

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Large eddy and direct numerical simulations of a turbulent water-filled differentially heated cavity of aspect ratio 5
Kizildag, D.; Trias, F. X.; Rodriguez, I.; Oliva, A.
International journal of heat and mass transfer
Vol. 77, p. 1084-1094
DOI: 10.1016/j.ijheatmasstransfer.2014.06.030
Date of publication: 2014-10-01
Journal article

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Trias Miquel, Francesc Xavier

Scientific and technological production

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