57. D.Santos, J.A.Hopman, C.D.Pérez-Segarra, and

F.X.Trias. "On an energy-preserving unconditionally stable projection method on collocated unstructured grids". (submitted).

56. À.Alsalti-Baldellou, C.Janna, X.Álvarez-Farré, and

F.X.Trias. "A multigrid reduction framework for domains with symmetries", (submitted).

55. B.Sanderse and

F.X.Trias. "Energy-consistent discretization of viscous dissipation with application to natural convection flow", (submitted). (

https://arxiv.org/abs/2307.10874)

54. N.Morozova,

F.X.Trias,
V.Vanovskiy, C.Oliet, and E.Burnaev. "A multi-fidelity approach for
CFD-based surrogate modeling of indoor airflow parameters using sensor
readings", (submitted).

53. À.Alsalti-Baldellou, X.Álvarez-Farré, G.Colomer, A.Gorobets, C.D.Pérez-Segarra, A.Oliva and

F.X.Trias. "Lighter and faster simulations on domains with symmetries",

Computers & Fluids, 275:106247, 2024.

52.

F.X.Trias, X.Álvarez-Farré, À.Alsalti-Baldellou, A.Gorobets

, and A.Oliva. "An efficient eigenvalue bounding method: CFL condition revisited", (submitted).

51. À.Alsalti-Baldellou, X.Álvarez-Farré,

F.X.Trias, and A.Oliva. "Exploiting spatial symmetries for solving Poisson's equation",

Journal of Computational Physics 486:112133, 2023.

50. A.Duben, J.Ruano, A.Gorobets, J.Rigola, and

F.X.Trias.
"Evaluation of enhanced grey area mitigation approaches based on jet
aerodynamics and aeroacoustics simulations",

AIAA Journal, 61(2), 2023.

49. N.Morozova,

F.X.Trias,
R.Capdevila, E.Schillaci, and A.Oliva. "A CFD-based surrogate model for
predicting flow parameters in a ventilated room using sensor readings".

Energy and Buildings, 266:112146, 2022.

48. N.Valle, X.Álvarez, A.Gorobets, J.Castro, A.Oliva, and

F.X.Trias. "On the implementation of flux limiters in algebraic frameworks"

Computer Physics Communications, 271:108230, 2022.

(https://arxiv.org/abs/2110.03044)

47. J.Ruano, A.Báez Vidal, J.Rigola and

F.X.Trias. "A new general method to compute dispersion errors on
stretched meshes for both linear and non-linear operators".

Computer Physics Communications, 271:108192, 2022.

46. E.Komen, J.A.Hopman, E.M.A.Frederix,

F.X.Trias,
and R.W.C.P.Verstappen. "A symmetry-preserving second-order
time-accurate PISO-based method".

Computers & Fluids, 225:104979, 2021. (

https://arxiv.org/abs/2010.03931)

45. A.Pont-Vílchez, A.Duben, A.Gorobets, A.Revell, A.Oliva, and

F.X.Trias. "New strategies for mitigating the Grey Area in DDES models".

AIAA Journal, 59(9):3331-3345, 2021.

44. X.Álvarez, A.Gorobets, and

F.X.Trias.
"A hierarchical parallel implementation for heterogeneous computing.
Application to algebra-based CFD simulations on hybrid supercomputers".

Computers & Fluids, 214:104768, 2021.

43. N.Morozova,

F.X.Trias,
R.Capdevila, C.D.Pérez-Segarra and A.Oliva. "On the feasibility of
affordable high-fidelity CFD simulations for indoor environment design
and control".

Building and Environment, 184:107144, 2020.
42.

F.X.Trias,
F.Dabbagh, A.Gorobets, and C.Oliet. "On a proper tensor-diffusivity
model for large-eddy simulation of buoyancy-driven turbulence".

Flow,
Turbulence and Combustion, 105:393–414, 2020.

41. F.Dabbagh,

F.X.Trias,
A.Gorobets, and A.Oliva. "Flow topology dynamics in a three-dimensional
phase space for turbulent Rayleigh-Bénard convection".

Physical Review Fluids, 5:024603, 2020.

40. N.Valle,

F.X.Trias, and J.Castro. "An energy-preserving level set method for multiphase flows".

Journal of Computational Physics, 400(1):108991, 2020. (

https://arxiv.org/abs/1909.01114)

39. J.Calafell,

F.X.Trias,
O.Lehmkuhl, and A.Oliva. "A time-average filtering technique to improve
the efficiency of Two-Layer Wall Models for Large Eddy Simulation in
complex geometries".

Computers & Fluids, 188: 44-59, 2019.

38. A.Pont-Vílchez,

F.X.Trias,
A.Gorobets, and A.Oliva. "Direct Numerical Simulation of
Backward-Facing Step flow at Re_tau=395 and expansion ratio 2".

Journal
of Fluid Mechanics, 863:341–363, 2019.

37.

F.X.Trias,
C.Oliet, J.Rigola, and C.D.Pérez-Segarra. "A simple optimization
approach for the insulation thickness distribution in household
refrigerators".

International Journal of Refrigeration, 93:169–175, 2018.

36.

F.X.Trias,
D.Folch, A.Gorobets, and A.Oliva. "Spectrally-consistent regularization
of Navier-Stokes equations".

Journal of Scientific Computing,79:992–1014, 2019.

35. M.Zambrano, E.Tondi, L.Mancini, G.Lanzafame,

F.X.Trias,
F.Arzilli, M.Materazzi, and S.Torrieri. "Fluid flow simulation and
permeability computation in deformed porous carbonate grainstones".

Advances in Water Resources, 115:95–111, 2018.

34. X.Álvarez, A.Gorobets,

F.X.Trias,
R.Borrell, and G.Oyarzun. "HPC² - a fully portable algebra-dominant framework for
heterogeneous computing. Application to CFD".

Computers & Fluids, 173:285–292, 2018.

33.

F.X.Trias, A.Gorobets,
M.H.Silvis, R.W.C.P.Verstappen, and A.Oliva. "A new subgrid
characteristic length for turbulence simulations on anisotropic grids",

Physics of Fluids, 29:115109, 2017. (

https://arxiv.org/abs/1711.03014)

32. F.Dabbagh,

F.X.Trias,
A.Gorobets, and A.Oliva. "A priori study of subgrid-scale features in
turbulent Rayleigh-Bénard convection",

Physics of Fluids, 29:105103, 2017.

31. F. Dabbagh,

F.X. Trias,
A. Gorobets, and A. Oliva. "On the evolution of flow topology in
turbulent Rayleigh-Bénard convection",

Physics of Fluids, 28:115105, 2016.

30. A. Báez Vidal, O. Lehmkuhl,

F.X. Trias,
and C.D. Pérez-Segarra. "On the properties of discrete spatial filters for CFD",

Journal of Computational Physics, 326: 474–498, 2016.

29.

F.X. Trias,
D. Folch, A. Gorobets, and A. Oliva. "Building proper invariants for
eddy-viscosity subgrid-scale models",

Physics of Fluids, 27: 065103, 2015.

28. H. Zhang,

F.X. Trias,
A. Gorobets, and A. Oliva. "Direct numerical simulation of a fully
developed turbulent square duct flow up to Re_tau=1200",

International Journal
of Heat and Fluid Flow, 54:258–267, 2015.

27. H. Zhang, H. Yuan,

F.X. Trias,
A. Yu, Y. Tan, and A. Oliva. "Particulate immersed boundary method for
complex fluid-particle interaction problems with heat transfer",

Computers & Mathematics with Applications, 71:391–407, 2016.

26. H. Zhang,

F.X. Trias,
A.Oliva, D. Yang, Y. Tan, S. Shu, and Y. Sheng. "PIBM: particulate
immersed boundary method for fluid-particle interaction problems",

Powder Technology, 272:1-13, 2015.

25.

F.X.Trias,
A. Gorobets, and A. Oliva. "Turbulent flow around a square cylinder at
Reynolds number 22000: a DNS study",

Computers & Fluids, 123:87–98, 2015.

24. H. Zhang,

F.X. Trias,
A. Gorobets, D. Yang, A.Oliva, Y. Tan, and Y. Sheng. "Effect of
collisions on the particle behavior in a turbulent square duct flow",

Powder Technology, 269: 320-336, 2015.

23.

F.X.
Trias,
O. Lehmkuhl, A. Oliva, C.D. Pérez-Segarra and R.W.C.P. Verstappen.
"Symmetry-preserving discretization of Navier-Stokes equations on
collocated unstructured grids",

Journal of Computational
Physics, 258 (1): 246-267, 2014.

22. D. Kizildag,

F.X.
Trias,
I. Rodríguez, A. Oliva.
"Large-eddy and direct numerical simulations of a turbulent
water-filled differentially heated cavity of aspect ratio 5",

International Journal of Heat and Mass Transfer, 77:1084–1094, 2014.

21. A. Gorobets,

F.X. Trias and
A.Oliva. "A parallel MPI+OpenMP+OpenCL algorithm for hybrid
supercomputations of incompressible flows",

Computers & Fluids,
88: 764-772, 2013.

20. H. Zhang, Y. Tan, S. Shu, X. Niu,

F.X. Trias,
D. Yang, H. Li, and Y. Sheng. "Numerical
investigation on the role of discrete element method in combined
LBM-IBM-DEM modelling",

Computers & Fluids, 94: 37-48, 2014.

19. L. Jofre, O. Lehmkuhl, J. Ventosa,

F.X. Trias,
and A. Oliva. "Conservation properties of unstructured finite-volume
mesh schemes for the Navier-Stokes equations",

Numerical Heat Transfer,
Part B: Fundamentals, 65:1–27, 2014.18.

F.X.
Trias,
A. Gorobets and A. Oliva. "A simple approach to discretize the viscous
term with spatially varying (eddy-)viscosity",

Journal of Computational
Physics, 253 (1): 405-417, 2013.

17.

F.X. Trias,
A. Gorobets, C.D.
Pérez-Segarra, and A. Oliva. “DNS and regularization modeling
of a turbulent differentially heated cavity of aspect ratio 5”.

International Journal of Heat and Mass Transfer, 57 (1): 171-182, 2013.
16.
G. Colomer, R. Borrell,

F.X.
Trias, and I. Rodríguez. “On
parallel Sn transport sweep algorithms”.

Journal of
Computational Physics, 232 (1): 118-135, 2013
15.

F.X. Trias,
A.
Gorobets, C.D. Pérez-Segarra, and A. Oliva. “Numerical
simulation of turbulence at lower cost: Regularization modeling”.

Computers & Fluids, 80: 251-259, 2013.

14. H. Zhang, Y.
Tan, D. Yang,

F.X. Trias,
S. Jiang, Y. Sheng, and A.Oliva.
“Numerical investigation of the location of maximum erosive wear
damage in elbow: effect of slurry velocity, bend orientation
and angle of elbow”.

Powder Technology, 217:467–476,
2012.

13. J.E. Jaramillo,

F.X.
Trias, A. Gorobets, C.D.
Pérez-Segarra, and A. Oliva. “DNS and RANS modelling of a
Turbulent Plane Impinging Jet”.

International Journal of Heat
and Mass Transfer, 55:789–801, 2012.

12.

F.X. Trias
and O.
Lehmkuhl. “A self-adaptive strategy for the time-integration of
Navier-Stokes equations”.

Numerical Heat Transfer, part B,
60(2):116–134, 2011.

11. A. Gorobets,

F.X.
Trias, R. Borrell,
O. Lehmkuhl, and A. Oliva. “Hybrid MPI+OpenMP parallelization of
an FFT-based 3D Poisson solver with one periodic direction”.

Computers
& Fluids, 49:101–109, 2011.

10. R. Borrell, O.
Lehmkuhl,

F.X. Trias,
and A. Oliva. “Parallel Direct Poisson
solver for discretizations with one Fourier diagonalizable
direction”.

Journal of Computational Physics,
230:4723–4741,
2011.

9.

F.X. Trias
and R.W.C.P. Verstappen. “On the
construction of discrete filters for symmetry preserving
regularization models”.

Computers & Fluids, 40:139–148,
2011.

8.

F.X. Trias,
R.W.C.P. Verstappen, A. Gorobets, M.
Soria, and A. Oliva. “Parameter-free symmetry-preserving
regularization modeling of a turbulent differentially heated
cavity”.

Computers & Fluids, 39:1815–1831,
2010.

7.

F.X. Trias,
A. Gorobets, M. Soria, and A. Oliva. “Direct numerical
simulation of a differentially heated cavity of aspect ratio 4
with Ra-number up to 1e11 - Part I: Numerical methods
and time-averaged flow”.

International Journal of Heat and Mass
Transfer, 53:665–673, 2010.

6.

F.X. Trias,
A. Gorobets,
M. Soria, and A. Oliva. “Direct numerical simulation of a
differentially heated cavity of aspect ratio 4 with Ra-number up to
1e11 - Part II: Heat transfer and flow dynamics”.

International
Journal of Heat and Mass Transfer, 53:674–683, 2010.

5.
A.Gorobets,

F.X. Trias,
M.Soria and A.Oliva, “A scalable
parallel Poisson solver for three-dimensional problems with one
periodic direction”,

Computers and Fluids, 39:525–538,
2010.

4. A. Gorobets, S.A. Sukov, and

F.X.
Trias. “The
problems of modern supercomputer applications in hydrodynamic and
aeroacoustic numerical simulations”.

TsAGI Science Journal,
41:217–225, 2010.

3.

F.X. Trias,
M.Soria, A. Oliva and C.D.
Pérez-Segarra, “Direct numerical simulations of two- and
three-dimensional turbulent natural convection flows in a
differentially heated cavity of aspect ratio 4”,

Journal of
Fluid Mechanics, vol. 586, pp. 259-293, 2007.

2.

F.X. Trias,
M.Soria, C.D. Pérez-Segarra and A. Oliva, “A
Direct Schur-Fourier Decomposition for the Efficient Solution of
High-Order Poisson Equations on Loosely Coupled Parallel
Computers”,

Numerical
Linear Algebra with Applications, vol.13,
pp. 303-326, 2006.

1. M. Soria,

F.X. Trias,
C.D.
Pérez-Segarra and A. Oliva, “Direct numerical simulation of a
three-dimensional natural-convection flow in a differentially
heated cavity of aspect ratio 4”,

Numerical Heat Transfer, part
A, Applications, vol.45, pp. 649-673, 2004.

#### PhD thesis

Title:

``Direct
numerical
simulation and regularization modelling of turbulent flows on loosely
coupled parallel computers using symmetry-preserving discretizations''
Institution:

Heat and Mass Transfer Technological Center
at the Technical University of Catalonia

Supervisors: Prof. Manel Soria and Assensi Oliva

Terrassa (Barcelona), December 2006

#### International Conference Papers:

##### 2023

165.

F.X.Trias.
"Can we hit the ultimate regime of thermal turbulence using large-scale
LES simulations?" In HPCSIM Frontiers of High-Performance Computing in
Modeling and Simulation, Padova, Italy, September 2023.

(PDF presentation)
164. À.Alsalti-Baldellou,

F.X.Trias,
and A.Oliva. "On the evolution of Poisson solvers for extreme scale
simulations". In 10th International Symposium on Turbulence Heat and
Mass Transfer, Rome, Italy, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
163. L.Bahramian,

F.X.Trias,
C.Oliet, and C.D.Pérez-Segarra. "Numerical analysis of parcel tracking
in large eddy simulation of polydispersed multiphase flows: assessment
of different parcel modeling techniques". In 10th International
Symposium on Turbulence Heat and Mass Transfer, Rome, Italy, September
2023.

(PDF presentation) (PDF abstract) (PDF paper)
162. D.Folch,

F.X.Trias, and
A.Oliva. "Assessment of LES models for a fully developed wind-turbine
array boundary layer". In 10th International Symposium on Turbulence
Heat and Mass Transfer, Rome, Italy, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
161. J.A.Hopman, À.Alsalti-Baldellou,

F.X.Trias,
and J.Rigola. "On a checkerboard-free, conservative method for
turbulent flows". In 10th International Symposium on Turbulence Heat
and Mass Transfer, Rome, Italy, September 2023.

(PDF poster) (PDF abstract) (PDF paper)
160. J.Plana-Riu,

F.X.Trias,
C.D.Pérez-Segarra, and A.Oliva. "Cost-vs-accuracy analysis of
self-adaptive time-integration methods". In 10th International
Symposium on Turbulence Heat and Mass Transfer, Rome, Italy, September
2023.

(PDF presentation) (PDF abstract) (PDF paper)
159. J.Ruano, A.Duben, A.Gorobets, and

F.X.Trias.
"Assessment of grey-area mitigation techniques and their effects on jet
aerodynamics and aeroacoustics". In 10th International Symposium on
Turbulence Heat and Mass Transfer, Rome, Italy, September 2023.

(PDF poster) (PDF abstract) (PDF paper)
158. D.Santos,

F.X.Trias,
J.A.Hopman, and C.D.Pérez-Segarra. "Pressure-velocity coupling on
unstructured collocated grids: reconciling stability and
energy-conservation". In 10th International Symposium on Turbulence
Heat and Mass Transfer, Rome, Italy, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
157.

F.X.Trias, A. Gorobets,
and A. Oliva. "Can we hit the ultimate regime of thermal turbulence
using LES simulations at low Prandtl numbers?" In 10th International
Symposium on Turbulence Heat and Mass Transfer, Rome, Italy, September
2023.

(PDF presentation) (PDF presentation without movies) (PDF abstract) (PDF paper)
156. À.Alsalti-Baldellou, G.Colomer, J.A.Hopman, X.Álvarez-Farré,

F.X.Trias,
C.D.Pérez-Segarra, and A.Oliva. "Reliable overnight industrial LES:
challenges and limitations". Application to CSP technologies. In 14th
International ERCOFTAC symposium on engineering, turbulence, modelling
and measurements (ETMM14), Barcelona, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
155. L.Bahramian,

F.X.Trias,
C.Oliet, and C.D.Pérez-Segarra. "Numerical assessment of parcel
modeling in large eddy simulation for dispersed multiphase flows". In
14th International ERCOFTAC symposium on engineering, turbulence,
modelling and measurements (ETMM14), Barcelona, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
154. D.Folch,

F.X.Trias, and
A.Oliva. "On the large-eddy simulation of a fully developed
wind-turbine array boundary layer". In 14th International ERCOFTAC
symposium on engineering, turbulence, modelling and measurements
(ETMM14), Barcelona, September 2023.

(PDF poster) (PDF poster presentation) (PDF abstract) (PDF paper)
153. J.A.Hopman, À.Alsalti-Baldellou,

F.X.Trias,
and A.Oliva. "On a conservative solution to checkerboarding: examining
the causes of non-physical pressure modes". In 14th International
ERCOFTAC symposium on engineering, turbulence, modelling and
measurements (ETMM14), Barcelona, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
152. J.Plana-Riu,

F.X.Trias,
C.D.Pérez-Segarra, and A. Oliva. "On self-adaptive Runge-Kutta schemes
with improved energy-conservation properties". In 14th International
ERCOFTAC symposium on engineering, turbulence, modelling and
measurements (ETMM14), Barcelona, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
151. D.Santos,

F.X.Trias, and
R.W.C.P.Verstappen. "On a high-order energy-preserving unconditionally
stable discretization on collocated unstructured grids". In 14th
International ERCOFTAC symposium on engineering, turbulence, modelling
and measurements (ETMM14), Barcelona, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
150. B.Sanderse and

F.X.Trias.
"Energy-consistent discretization of viscous dissipation with
application to natural convection flows". In 14th International
ERCOFTAC symposium on engineering, turbulence, modelling and
measurements (ETMM14), Barcelona, September 2023.

(PDF presentation) (PDF abstract) (PDF paper)
149.

F.X.Trias, J.A. Hopman,
D.Santos, A.Gorobets, and A.Oliva. "Robust and reliable DNS and LES on
unstructured grids". In 14th International ERCOFTAC symposium on
engineering, turbulence, modelling and measurements (ETMM14),
Barcelona, September 2023.

(PDF presentation) (PDF presentation without movies) (PDF abstract) (PDF paper)
148. À. Alsalti-Baldellou, C.Janna, X.Álvarez Farré, and

F.X.Trias.
"Exploiting symmetries for preconditioning Poisson’s equation in CFD
simulations". In Platform for Advanced Scientific Computing (PASC23),
Davos, Switzerland, June 2023.

(PDF presentation) (PDF paper)
147. À.Alsalti-Baldellou, C.Janna, X.Álvarez-Farré, and

F.X.Trias.
"Low-rank corrections for increasing the arithmetic intensity of the
preconditioners". In Parallel Computational Fluids Dynamics, Cuenca,
Ecuador, May 2023.

(PDF presentation) (PDF abstract)
146. J.Plana-Riu,

F.X.Trias,
À.Alsalti-Baldellou, and A.Oliva. "Strategies for increasing the
arithmetic intensity on ensemble averaged parallel-in-time
simulations". In Parallel Computational Fluids Dynamics, Cuenca,
Ecuador, May 2023.

(PDF presentation) (PDF abstract)
145.

F.X.Trias,
À.Alsalti-Baldellou, and A.Oliva. "Exa, zetta, yotta and beyond: on the
evolution of Poisson solvers". In Parallel Computational Fluids
Dynamics, Cuenca, Ecuador, May 2023.

(PDF presentation) (PDF presentation without movies) (PDF abstract)
144.

F.X.Trias, D.Santos, J.A.
Hopman, A.Gorobets, and A.Oliva. "An energy-preserving unconditionally
stable method for DNS and LES simulations on unstructured grids". In
22nd Computational Fluid Conference, Cannes, France, April 2023

(PDF presentation) (PDF presentation without movies) (PDF abstract)

##### 2022

143. J.A.Hopman,

F.X.Trias, and
J.Rigola. "A highly portable heterogeneous implementation of
symmetry-preserving methods for magnetohydrodynamics". In 3rd Fusion HPC
Workshop, Barcelona, December 2022.

(PDF presentation) (PDF abstract)
142. J.A.Hopman,

F.X.Trias,
and J.Rigola. "On a conservative solution to checkerboarding: examining
the discrete Laplacian kernel using mesh connectivity". In ERCOFTAC
WORKSHOP, Direct and Large-Eddy Simulations 13, Udine, Italy, October
2022.

(PDF presentation) (PDF abstract) (PDF paper)
141. D.Santos,

F.X.Trias,
G.Colomer, and A.Oliva. "An energy-preserving unconditionally stable
fractional step method for DNS/LES on collocated unstructured grids".
In ERCOFTAC WORKSHOP, Direct and Large-Eddy Simulations 13, Udine,
Italy, October 2022.

(PDF presentation) (PDF abstract) (PDF paper)
140.

F.X.Trias,
X.Álvarez-Farré, D.Santos, A.Gorobets, and A.Oliva. "DNS and LES of
buoyancy-driven turbulence at high Rayleigh numbers: numerical methods
and SGS models". In ERCOFTAC WORKSHOP, Direct and Large-Eddy
Simulations 13, Udine, Italy, October 2022.

(PDF presentation) (PDF presentation without movies) (PDF abstract) (PDF paper)
139. À.Alsalti-Baldellou, X.Álvarez-Farré, A.Gorobets, and

F.X.Trias.
"Efficient strategies for solving the variable Poisson equation with
large contrasts in the coefficients. In 8th European Congress on
Computational Methods in Applied Sciences and Engineering

(ECCOMAS Congress 2022), Oslo, Norway, June 2022.

(PDF presentation) (PDF abstract) (PDF paper)
138. X.Álvarez-Farré, À.Alsalti-Baldellou, G.Colomer, A.Gorobets, A.Oliva, and

F.X.Trias.
"Development of a low-level, algebra-based library to provide platform
portability on hybrid supercomputers". In 8th European Congress on
Computational Methods in Applied Sciences and Engineering (ECCOMAS
Congress 2022), Oslo, Norway, June 2022.

(PDF presentation) (PDF abstract) (PDF paper)
137. L.Bahramian, J.Muela, C.Oliet, C.D.Pérez-Segarra, and

F.X.Trias.
"An efficient strategy of parcel modeling for polydispersed multiphase
turbulent flows". In 8th European Congress on Computational Methods in
Applied Sciences and Engineering (ECCOMAS Congress 2022), Oslo, Norway,
June 2022.

(PDF presentation) (PDF abstract) (PDF paper)
136. A.Duben, J.Ruano,

F.X.Trias,
and A.Gorobets. "Towards proper subgrid-scale model for jet
aerodynamics and aeroacoustics". In 8th European Congress on
Computational Methods in Applied Sciences and Engineering (ECCOMAS
Congress 2022), Oslo, Norway, June 2022.

(PDF presentation) (PDF abstract) (PDF paper)
135. J.A.Hopman,

F.X.Trias, and
J.Rigola. "Symmetry-preserving discretisation methods for
magnetohydrodynamics". In 8th European Congress on Computational
Methods in Applied Sciences and Engineering (ECCOMAS Congress 2022),
Oslo, Norway, June 2022.

(PDF presentation) (PPTX presentation) (PDF abstract) (PDF paper)
134. J. Liu, C.D.Pérez-Segarra, J.Rigola, and

F.X.Trias.
"Effect of hydrogen addition to methane-air jet flame based on Sandia
flame D". In 8th European Congress on Computational Methods in Applied
Sciences and Engineering (ECCOMAS Congress 2022), Oslo, Norway, June
2022.

(PDF presentation) (PDF abstract) (PDF paper)
133. N.Morozova,

F.X.Trias,
V.Vanovskiy, C.Oliet, and E.Burnaev. "A CFD-based multifidelity
surrogate model for prediction of flow parameters in a ventilated
room". In 8th List of publications European Congress on Computational
Methods in Applied Sciences and Engineering (ECCOMAS Congress 2022),
Oslo, Norway, June 2022.

(PDF presentation) (PDF abstract) (PDF paper)
132. M. Ollé-Bernades, F.Capuano,

F.X.Trias,
and L.Jofre. "Energy-Preserving Stable Computations of High-Pressure
Supercritical Fluids Turbulence". In 8th European Congress on
Computational Methods in Applied Sciences and Engineering (ECCOMAS
Congress 2022), Oslo, Norway, June 2022.

(PDF abstract)
131. D.Santos,

F.X.Trias,
G.Colomer, and A.Oliva. "An energy-preserving unconditionally stable
fractional step method on collocated grids". In 8th European Congress
on Computational Methods in Applied Sciences and Engineering (ECCOMAS
Congress 2022), Oslo, Norway, June 2022.

(PDF presentation) (PDF abstract) (PDF paper)
130.

F.X.Trias, D.Santos,
J.A.Hopman, A.Gorobets, and A.Oliva. "On the effect of Prandtl number
to subgrid-scale heat flux models". In 8th European Congress on
Computational Methods in Applied Sciences and Engineering (ECCOMAS
Congress 2022), Oslo, Norway, June 2022.

(PDF presentation) (PDF presentation without movies) (PDF abstract) (PDF paper)
129.

F.X.Trias,
X.Álvarez-Farré, À.Alsalti-Baldellou, A.Gorobets, and A.Oliva. "DNS and
LES on unstructured grids: playing with matrices to preserve symmetries
using a minimal set of algebraic kernels". In 8th European Congress on
Computational Methods in Applied Sciences and Engineering (ECCOMAS
Congress 2022), Oslo, Norway, June 2022.

(PDF presentation) (PDF presentation without movies) (PDF abstract) (PDF paper)
128. N.Valle,

F.X.Trias, and
R.W.C.P.Verstappen. "On the conservation of primary and secondary
properties in the simulation of multiphase flows". In 8th European
Congress on Computational Methods in Applied Sciences and Engineering
(ECCOMAS Congress 2022), Oslo, Norway, June 2022.

(PDF presentation) (PDF abstract) (PDF paper)
127. À.Alsalti-Baldellou, X.Álvarez-Farré, A.Gorobets, A.Oliva, and

F.X.Trias.
"Strategies to increase the arithmetic intensity of linear solvers. In
Parallel Computational Fluid Dynamics, Alba, Italy, May 2022.

(PDF presentation) (PDF abstract)
126. X.Álvarez-Farré, À.Alsalti-Baldellou, A.Gorobets, A.Oliva, and

F.X.Trias.
"On the benefits and applications of sparse matrix-matrix product on
various parallel architectures". In Parallel Computational Fluid
Dynamics, Alba, Italy, May 2022.

(PDF presentation) (PDF abstract)
125.

F.X.Trias,
X.Álvarez-Farré, À.Alsalti-Baldellou, A.Gorobets, and A.Oliva. "DNS/LES
using a minimal set of algebraic kernels: challenges and
opportunities". In Parallel Computational Fluid Dynamics, Alba, Italy,
May 2022.

(PDF presentation) (PDF presentation without movies) (PDF abstract)

##### 2021

124. X.Álvarez-Farré, À.Alsalti-Baldellou, A.Gorobets, A.Oliva, and

F.X.Trias.
"Enabling larger and faster simulations from mesh symmetries". In 2nd
High-Fidelity Industrial LES/DNS Symposium, Toulouse, France (online),
September 2021.

(PDF presentation) (PDF abstract)
123.

F.X.Trias,
X.Álvarez-Farré, A.Gorobets, and A.Oliva. "Preserving operator
symmetries on unstructured grids: paving the way for DNS and LES
simulations on complex geometries". In 2nd High-Fidelity Industrial
LES/DNS Symposium, Toulouse, France (online), September 2021.

(PDF presentation) (PDF presentation without movies) (PDF abstract)
122. A.Duben, J.Ruano, J.Rigola, and

F.X.Trias.
"Advanced techniques for gray area mitigation in DES simulations and
their effects on the subsonic round jet acoustic spectra". In 13th
International ERCOFTAC symposium on engineering, turbulence, modelling
and measurements (ETMM13), Rhodes, Greece, September 2021.

(PDF presentation) (PDF abstract) (PDF paper)
121.

F.X.Trias, D.Santos,
F.Dabbagh, A.Gorobets, and A.Oliva. "Proper SGS heat flux models and
numerical methods for LES". In 13th International ERCOFTAC symposium on
engineering, turbulence, modelling and measurements (ETMM13), Rhodes,
Greece, September 2021.

(PDF presentation) (PDF presentation without movies) (PDF abstract) (PDF paper)
120. N.Valle,

F.X.Trias, and
R.W.C.P.Vertappen. "Symmetry-preserving discretizations in unstructured
staggered meshes". In 13th International ERCOFTAC symposium on
engineering, turbulence, modelling and measurements (ETMM13), Rhodes,
Greece, September 2021.

(PDF presentation) (PDF abstract) (PDF paper)
119. N.Morozova,

F.X.Trias,
R.Capdevila, and A.Oliva. "Data-driven prediction of flow parameters in
a ventilated cavity using high-fidelity CFD simulations". In Building
Simulation 2021 Conference, Bruges, Belgium, September 2021.

(PDF presentation) (PDF abstract) (PDF paper)
118. À.Alsalti-Baldellou,

F.X.Trias,
X.Álvarez-Farré, and A.Oliva. "A highly portable heterogeneous
implementation of a Poisson solver for flows with one periodic
direction. In Parallel Computational Fluids Dynamics, Nice, France
(online), May 2021.

(PDF presentation) (PDF abstract)
117. X.Álvarez-Farré, A.Gorobets,

F.X.Trias,
and A.Oliva. "NUMA-aware strategies for the efficient execution of CFD
simulations on CPU supercomputers". In Parallel Computational Fluids
Dynamics, Nice, France (online), May 2021.

(PDF presentation) (PDF abstract)
116.

F.X.Trias,
A.Gorobets, and A.Oliva. "Paving the (right) way for DNS and LES on
unstructured grids: (fully) conservative collocated/staggered
discretizations". In Parallel Computational Fluids Dynamics, Nice,
France (online), May 2021.

(PDF presentation with movies) (PDF presentation without movies) (PDF abstract)

##### 2020

115. À.Alsalti-Baldellou,

F.X.Trias,
A.Gorobets, and A.Oliva. "On preconditioning variable Poisson equation
with extreme contrasts in the coefficients". In 14th World Congress in
Computational Mechanics and ECCOMAS Congress (WCCM-ECCOMAS 2020),
Paris, France (online), July 2020 (postponed to January 2021 due to
COVID19 pandemic).

(PDF presentation) (PDF abstract) (PDF paper)
114. X.Álvarez, A.Gorobets,

F.X.Trias,
and A.Oliva. "NUMA-aware strategies for the heterogeneous execution of
spmv on modern supercomputers". In 14th World Congress in Computational
Mechanics and ECCOMAS Congress (WCCM-ECCOMAS 2020), Paris, France
(online), July 2020 (postponed to January 2021 due to COVID19
pandemic).

(PDF presentation) (PDF abstract) (PDF paper)
113. A.Duben, A.Pont-Vílchez, A.Gorobets, and

F.X.Trias.
"Evaluation of advanced techniques for the grey area mitigation in the
DES approaches". In 14th World Congress in Computational Mechanics and
ECCOMAS Congress (WCCM-ECCOMAS 2020), Paris, France (online), July 2020
(postponed to January 2021 due to COVID19 pandemic).

(PDF abstract)
112. D.Folch,

F.X.Trias,
A.Gorobets, and A.Oliva. "Subgrid-scale model based on the invariants
of the gradient model tensor". In 14th World Congress in Computational
Mechanics and ECCOMAS Congress (WCCM-ECCOMAS 2020), Paris, France
(online), July 2020 (postponed to January 2021 due to COVID19 pandemic).

(PDF presentation) (PDF abstract) (PDF paper)
111. E.Komen, J.A.Hopman, E.M.A.Frederix,

F.X.Trias,
and R.W.C.P.Verstappen. "Energy-preserving discretisation for LES/DNS
with unstructured collocated grids in OpenFOAM". In 14th World Congress
in Computational Mechanics and ECCOMAS Congress (WCCM-ECCOMAS 2020),
Paris, France (online), July 2020 (postponed to January 2021 due to
COVID19 pandemic).

(PPTX presentation) (PDF abstract)
110. N.Morozova,

F.X.Trias,
R.Capdevila, and A.Oliva. "Investigating the capabilities of CFD-based
data-driven models for indoor environmental design and control". In
14th World Congress in Computational Mechanics and ECCOMAS Congress
(WCCM-ECCOMAS 2020), Paris, France (online), July 2020 (postponed to
January 2021 due to COVID19 pandemic).

(PDF presentation) (PDF abstract) (PDF paper)
109. J.Ruano, A.Báez-Vidal, J.Rigola, and

F.X.Trias.
"A general method to compute numerical dispersion error". In 14th World
Congress in Computational Mechanics and ECCOMAS Congress (WCCM-ECCOMAS
2020), Paris, France (online), July 2020 (postponed to January 2021 due
to COVID19 pandemic).

(PDF presentation) (PDF abstract) (PDF paper)
108. D.Santos, J.Muela, N.Valle, and

F.X.Trias.
"On the interpolation problem for the poisson equation on collocated
meshes". In 14th World Congress in Computational Mechanics and ECCOMAS
Congress (WCCM-ECCOMAS 2020), Paris, France (online), July 2020
(postponed to January 2021 due to COVID19 pandemic).

(PDF presentation) (PDF abstract) (PDF paper)
107.

F.X.Trias, N.Valle, A.Gorobets,
and A.Oliva. "Symmetry-preserving discretization of Navier-Stokes on
unstructured grids: collocated vs staggered". In 14th World Congress in
Computational Mechanics and ECCOMAS Congress (WCCM-ECCOMAS 2020),
Paris, France (online), July 2020 (postponed to January 2021 due to
COVID19 pandemic).

(PDF presentation with movies) (PDF presentation without movies) (PDF abstract) (PDF paper) (VIDEO presentation)

106.

F.X.Trias, F.Dabbagh,
D.Santos, A.Gorobets, and A.Oliva. "On a proper tensorial subgrid heat
flux model". In 14th World Congress in Computational Mechanics and
ECCOMAS Congress (WCCM-ECCOMAS 2020), Paris, France (online), July 2020
(postponed to January 2021 due to COVID19 pandemic).

(PDF presentation with movies) (PDF presentation without videos) (PDF abstract) (PDF paper) (VIDEO presentation)
105. N.Valle,

F.X.Trias, and
J.Castro. "Energy preserving multiphase flows: application to falling
films". In 14th World Congress in Computational Mechanics and ECCOMAS
Congress (WCCM-ECCOMAS 2020), Paris, France (online), July 2020
(postponed to

January 2021 due to COVID19 pandemic).

(PDF presentation) (PDF abstract) (PDF paper)

##### 2019

104.

F.X.Trias, F.Dabbagh,
D.Santos, A.Gorobets, and A.Oliva. "On a proper tensor-diffusivity
model for large-eddy simulations of Rayleigh-Bénard convection". In
17th European Turbulence Conference, Torino, Italy, September 2019.

(PDF presentation with movies) (PDF presentation without movies) (PDF abstract)
103. N.Valle,

F.X.Trias, and J.
Castro. "On the conservation of energy for interface-capturing
techniques for multiphase flows. Application to falling films". In 17th
European Turbulence Conference, Torino, Italy, September 2019.

(PDF presentation) (PDF abstract)
102. N.Morozova, R.Capdevila,

F.X.Trias,
and A.Oliva. "On the Feasibility of CFD for Transient Air Flow
Simulations in Buildings". In Building Simulation - 16th IBPSA
International Conference and Exhibition, Rome, Italy, September 2019.

(PDF presentation) (PDF abstract) (PDF paper)
101. A.Pont-Vílchez, D.Santos,

F.X.Trias,
A.Duben, A.Revell, and A.Oliva. "Assessment of LES techniques for
mitigating the Grey Area in DDES models". In 8th European Conference
for Aeronautics and Space Sciences (EUCASS), Madrid, Spain, July 2019.

(PDF presentation) (PDF abstract) (PDF paper)
100. J.Calafell,

F.X.Trias, and
A.Oliva. "An efficient Two-Layer wall model for accurate numerical
simulations of aeronautical applications". In 8th European Conference
for Aeronautics and Space Sciences (EUCASS), Madrid, Spain, July 2019.

(PDF presentation) (PDF abstract) (PDF paper)
99.

F.X.Trias, F.Dabbagh,
A.Gorobets, and A.Oliva. "On a proper tensor-diffusivity model for
large-eddy simulations of buoyancy driven flows. In ERCOFTAC WORKSHOP,
Direct and Large-Eddy Simulations 12, Madrid, Spain, June 2019.

(PDF presentation with movies) (PDF presentation without movies) (PDF abstract) (PDF paper)
98. A.Pont-Vílchez,

F.X.Trias,
A.Duben, A.Revell, and A.Oliva. "Improving DES capabilities for
predicting Kelvin-Helmholtz instabilities. Comparison with a
backward-facing step DNS". In ERCOFTAC WORKSHOP, Direct and Large-Eddy
Simulations 12,Madrid, Spain, June 2019.

(PDF presentation) (PDF abstract)
97. X.Álvarez-Farré, A.Gorobets,

F.X.Trias,
and A.Alsalti. "A pure virtual approach for managing platform
portability on hybrid supercomputers". In Parallel Computational Fluids
Dynamics, Antalya, Turkey, May 2019.

(PDF presentation) (PDF abstract)

##### 2018

96. A.Pont-Vílchez,

F.X.Trias,
A.Revell, and A.Oliva. "Assessment and comparison of a recent kinematic
sensitive subgrid length scale in Hybrid RANS-LES". In 7th Symposium on
Hybrid RANS-LES Methods, Berlin, Germany, September 2018.

(PDF presentation) (PDF paper)
95. X.Álvarez, N.Valle, A.Gorobets, and

F.X.Trias.
"Implementation of a flux limiter into a fully-portable, algebra-based
framework for heterogeneous computing". In Tenth International
Conference on Computational Fluid Dynamics (ICCFD10), Barcelona,
Catalonia, July 2018.

(PDF presentation) (PDF abstract) (PDF paper)
94. N.Morozova, R.Capdevila,

F.X.Trias,
and A.Oliva. "Towards Real-Time CFD Simulation of Indoor Environment".
In Tenth International Conference on Computational Fluid Dynamics
(ICCFD10), Barcelona, Catalonia, July 2018.

(PDF presentation) (PDF abstract) (PDF paper)
93. A.Pont-Vílchez,

F.X.Trias,
and A.Oliva. "DNS of a Backward-Facing Step at high Reynolds number.
Towards a better understanding of RANS-LES transition in DES models".
In Tenth International Conference on Computational Fluid Dynamics
(ICCFD10), Barcelona, Catalonia, July 2018.

(PDF presentation) (PDF abstract) (PDF paper)
92.

F.X.Trias, F.Dabbagh,
A.Gorobets, and A.Oliva. "On a physically-consistent nonlinear
subgrid-scale heat flux model for LES of buoyancy driven flows". In
Tenth International Conference on Computational Fluid Dynamics
(ICCFD10), Barcelona, Catalonia, July 2018.

(PDF presentation with movies) (PDF presentation without movies) (PDF abstract) (PDF paper)
91. N.Valle, X.Álvarez,

F.X.Trias,
J.Castro, and A.Oliva. "Algebraic implementation of a flux limiter for
heterogeneous computing". In Tenth International Conference on
Computational Fluid Dynamics (ICCFD10), Barcelona, Catalonia, July 2018.

(PDF presentation) (PDF abstract) (PDF paper)
90. X.Álvarez, A.Gorobets, and

F.X.Trias.
"Strategies for the heterogeneous execution of large-scale simulations
on hybrid supercomputers". In Proceedings of the Seventh European
Computational Fluid Dynamics (ECCOMAS CFD 2018), Glasgow, Scotland,
June 2018.

(PDF presentation) (PDF abstract) (PDF paper)
89. J.Calafell,

F.X.Trias, and
A.Oliva. "An efficient two-layer wall model for high Reynolds number
large eddy simulation". In Proceedings of the Seventh European
Computational Fluid Dynamics (ECCOMAS CFD 2018), Glasgow, Scotland,
June 2018.

(PDF presentation) (PDF abstract) (PDF paper)
88.

F.X.Trias, F.Dabbagh,
A.Gorobets, and A.Oliva. "Building a proper tensor-diffusivity model
for large-eddy simulation of buoyancy-driven flows". In Proceedings of
the Seventh European Computational Fluid Dynamics (ECCOMAS CFD 2018),
Glasgow, Scotland, June 2018.

(PDF presentation) (PDF abstract) (PDF paper)
87. N.Valle,

F.X.Trias,
J.Castro, and A.Oliva. "A projected ghost fluid method for a mimetic
approach for extreme contrast interfaces in multiphase flows". In
Proceedings of the Seventh European Computational Fluid Dynamics
(ECCOMAS CFD 2018), Glasgow, Scotland, June 2018.

(PDF presentation) (PDF abstract) (PDF paper)
86. F.Dabbagh,

F.X.Trias,
A.Gorobets, and A.Oliva. "Three-dimensional flow topology evolution in
turbulent Rayleigh-Bénard convection". In International Conference on
Rayleigh-Bénard Turbulence, Enschede, The Netherlands, May 2018.

(PDF presentation) (PDF abstract)

##### 2017

85.

F.X.Trias,
A.Gorobets, M.H.Silvis, R.W.C.P.Verstappen, and A.Oliva. "A new subgrid
characteristic length for large-eddy simulation". In International
Workshop on Complex Turbulent Flows, IWCTF2017, Tanger, Morocco,
November 2017.

(PDF presentation) (PDF abstract)
84. M.H.Silvis, H.J.Bae,

F.X.Trias, M.Abkar, P. Moin, and R.W.C.P.Verstappen. "

Subgrid-scale models for large-eddy simulation of rotating turbulent channel flows". In 70th Annual Meeting of The American Physical Society - Division of Fluid Dynamics, Denver, Colorado, USA, November 2017.

(PDF presentation)
83. M.H.Silvis,

F.X.Trias, and R.W.C.P.Verstappen. "

New subgrid-scale models and characteristic length scales for large-eddy simulation of rotating turbulent flows". In 16th European Turbulence Conference, Stockholm, Sweden, August 2017.

(PDF presentation)
82. A.Báez Vidal,

F.X.Trias, and A.Oliva. "

Effects of properties of discrete spatial filters on eddy viscosity models with test filtering". In 16th European Turbulence Conference, Stockholm, Sweden, August 2017.

81. G.Oyarzun, R.Borrell,

F.X.Trias, and A.Oliva. "

Memory aware Poisson solver for Peta-scale simulations with one FFT diagonalizable direction". In The 2017 International Conference on High Performance Computing & Simulation (HPCS 2017), Genoa, Italy, July 2017.

80.

F.X.Trias, A.Gorobets, and
A.Oliva. "On a proper definition of the subgrid characteristic length
for LES". In Parallel Computational Fluid Dynamics, Glasgow, Scotland,
UK, May 2017.

(PDF presentation) (PDF abstract)
79. X.Álvarez, A.Gorobets,

F.X.Trias, R.Borrell, and G.Oyarzun

.
"HPC2 - a fully-portable CFD solution for heterogeneous computing". In
Parallel Computational Fluid Dynamics, Glasgow, Scotland, UK, May 2017.

(PDF presentation) (PDF abstract)

78.

F.X.Trias,
A.Gorobets, and A.Oliva. "A new subgrid characteristic length for LES".
In ERCOFTACWORKSHOP, Direct and Large-Eddy Simulations 11, Pisa,
Italy,May 2017.

(PDF presentation) (PDF abstract) (PDF paper)

##### 2016

76.

F.X.Trias, A.Gorobets, A.P.Duben, and A.Oliva. "Building a new
subgrid characteristic length for LES". In Fourth International Workshop
Computational Experiment in AeroAcoustics, Svetlogorsk, Russia,
September 2016.

(PDF presentation)
75. M.H.Silvis,

F.X.Trias,
M.Abkar, H.J.Bae, A. Lozano-Durán, and R.W.C.P.Verstappen. "Exploring
nonlinear subgrid-scale models and new characteristic length scales for
large-eddy simulation". In Proceedings of Summer Program 2016. Center
for Turbulence Research, Stanford University, 2016.

74. F.Dabbagh,

F.X.Trias,
A.Gorobets, and A.Oliva. "

New subgrid-scale models for large-eddy
simulation of Rayleigh-Bénard convection". In 7th European
Thermal-Sciences Conference, EUROTHERM 2016, Krakow, Poland, June 2016.

(PDF presentation)
73. M. Zambrano, E.Tondi, L.Mancini,

F.X.Trias,
F.Arzilli, G.Lanzafame, and N.Aibibula. "

3D pore-network analysis and
permeability estimation of deformation bands hosted in carbonate
grainstones". In EGU General Assembly 2016, Viena, Austria, April 2016.

##### 2015

72. F.Dabbagh,

F.X.Trias,
A.Gorobets, and A.Oliva. "Fine-scale dynamics in turbulent
Rayleigh-Bénard convection". In 8th International Symposium on
Turbulence Heat and Mass Transfer, Sarajevo, Bosnia and Herzegovina,
September 2015.

(PDF presentation)
71. D.Kizildag, I.Rodríguez,

F.X.Trias,
A.Oliva, and C.D.Pérez-Segarra. "Non-Oberbeck-Boussinesq effects in a
turbulent tall water-filled differentially heated cavity". In 8th
International Symposium on Turbulence Heat and Mass Transfer, Sarajevo,
Bosnia and Herzegovina, September 2015.

(PDF presentation)
70. A.Gorobets,

F.X.Trias, and
S.Soukov. "Parallel technologies for numerical simulation of turbulent
flows on various computing architectures". In Japan-Russia workshop on
supercomputer modeling, instability and turbulence in fluid dynamics
(JR SMIT2015), Moscow, Russia, March 2015.

69.

F.X.Trias, D.Folch, A.Gorobets, and A.Oliva. "

Building proper invariants for subgrid scale eddy-viscosity models". In 15th European Turbulence Conference, Delft, The Netherlands, August 2015.

(PDF presentation) (PDF abstract)
68.

F.X.Trias, D.Folch,
A.Gorobets, and A.Oliva. "Building proper invariants for large eddy
simulation". In ERCOFTAC WORKSHOP, Direct and Large-Eddy Simulations
10, Limassol, Cyprus, May 2015.

(PDF presentation) (PDF abstract) (PDF paper)

##### 2014

67. A.V. Gorobets, S.A.Soukov,

F.X.Trias,
and P.B.Bogdanov. "Finite-volume algorithms for modeling of turbulent
flows using hybrid supercomputers". In XV International Conference
Super-Computation and Computer Simulation, Sarov, Russia, October 2014.

66. A. Báez-Vidal, J.B. Pedro, O. Lehmkuhl,

F.X. Trias,
and C.D. Pérez-Segarra. "A filtered kinetic energy preserving
methodology for large-eddy simulations of compressible flows on
unstructured meshes". In Third International Workshop Computational
Experiment in AeroAcoustics, Svetlogorsk, Russia, September 2014.

(PDF presentation)
65.

F.X. Trias,
A. Gorobets, and A. Oliva. "Building proper invariants for
eddy-viscosity models", In iTi 2014 - Conference on Turbulence,
Bertinoro, Italy, September 2014.

(PDF presentation) (PDF poster)
64.

F.X. Trias,
A. Gorobets, C. D. Pérez-Segarra, and A. Oliva. "

New differential
operators and discretization methods for large-eddy simulation and
regularization modeling". In Proceedings of the Sixth European
Computational Fluid Dynamics (ECCOMAS CFD 2014), Barcelona, Spain, July
2014.

(PDF presentation)
63. D. Folch,

F.X. Trias, A.
Gorobets, and A. Oliva. "

On the blending of regularization and
large-eddy simulation". In Proceedings of the Sixth European
Computational Fluid Dynamics (ECCOMAS CFD 2014), Barcelona, Spain, July
2014.

(PDF presentation)
62. A.Gorobets,

F.X. Trias, R.Borrell, G.Oyarzún, and A. Oliva. "

Direct numerical simulation of
turbulent flows with parallel algorithms for various computing
architectures". In Proceedings of the Sixth European Computational
Fluid Dynamics (ECCOMAS CFD 2014), Barcelona, Spain, July 2014.

(PDF presentation)
61. D.Kizildag, I. Rodríguez,

F.X. Trias,
and A. Oliva. "Direct and large eddy simulations of
non-Oberbeck-Boussinesq effects in a turbulent tall water-filled
differentially heated cavity". In Proceedings of the Sixth European
Computational Fluid Dynamics (ECCOMAS CFD 2014), Barcelona, Spain, July
2014.

(PDF presentation)
60. H.Zhang,

F.X. Trias, A.
Gorobets, D. Yang, A. Oliva, and Y. Tan. "

Numerical investigation on particle resuspension in turbulent duct flow via DNS-DEM: effect of collision"In Proceedings of the Sixth European Computational Fluid
Dynamics (ECCOMAS CFD 2014), Barcelona, Spain, July 2014.

59. F.Dabbagh,

F.X. Trias, A.
Gorobets, and A. Oliva. "

Spectrally-consistent regularization of
turbulent Rayleigh-Bénard convection". In Proceedings of the Sixth
European Computational Fluid Dynamics (ECCOMAS CFD 2014), Barcelona,
Spain, July 2014.

(PDF presentation)
58.

F.X. Trias,
D. Folch, A. Gorobets, and A. Oliva. "New discretizations and
regularization models for LES". In Parallel Computational Fluid
Dynamics, Trondheim, Norway, May 2014.

(PDF presentation)
57. A. Gorobets,

F.X. Trias, and A. Oliva. "Fighting against massively
parallel accelerators of various architectures for the efficiency of
finite-volume parallel CFD codes". In Parallel Computational Fluid
Dynamics, Trondheim, Norway, May 2014.

(PDF presentation)

##### 2013

56.

F.X. Trias, A. Gorobets, A.
Oliva, and R.W.C.P. Verstappen. "New differential operators for
large-eddy simulation and regularization modeling". In ERCOFTAC
WORKSHOP, Direct and Large-Eddy Simulations 9, Dresden, Germany, April
2013.

(PDF presentation)
55. D. Kizildag,

F.X. Trias, I.
Rodríguez, and A. Oliva. "Direct and large-eddy simulation of
non-Oberbeck-Boussinesq effects in a turbulent differentially heated
cavity". In ERCOFTAC WORKSHOP, Direct and Large-Eddy Simulations 9,
Dresden, Germany, April 2013.

(PDF presentation)
54.

F.X. Trias, A. Gorobets, and A. Oliva. "

New differential operators and discretization methods for eddy-viscosity models for LES". In Parallel Computational Fluid Dynamics, Changsha, China, May 2013. Elsevier.

(PDF presentation)
53. A. Gorobets,

F.X. Trias, and A. Oliva. "

An OpenCL-based parallel CFD code for simulations on hybrid systems with massively-parallel accelerators". In Parallel Computational Fluid Dynamics, Changsha, China, May 2013. Elsevier.

52.

F.X. Trias, R.W.C.P. Verstappen, A. Gorobets, and A. Oliva. "

Progress on eddy-viscosity models for LES: new differential operators and discretization methods". In 14th European Turbulence Conference, Lyon, France, September 2013.

(PDF presentation)
51. D. Folch,

F.X. Trias, A. Gorobets, and A. Oliva. "

Blending regularization and large-eddy simulation. From homogeneous isotropic turbulence to wind farm boundary layers". In 14th European Turbulence Conference, Lyon, France, September 2013.

50.

F.X. Trias, A. Gorobets,
and A. Oliva. "New differential operators and discretization methods
for eddy-viscosity models for LES". In 7th Workshop on Research in
Turbulence and Transition, Terrassa, Spain, October 2013.

(PDF presentation)

##### 2012

49.

F.X. Trias. “Spectrally-consistent
regularization modeling of turbulence and its connections with
LES”. In Connections Between Regularized and Large-Eddy Simulation
Methods for Turbulence, Workshop at BIRS, Vancouver, Canada, May 2012.

(PDF presentation) (VIDEO presentation)48.

F.X. Trias,
H. Zhang, A. Gorobets, and A. Oliva. “DNS and regularization
modeling of a turbulent flow through a square duct up to Re _tau =
1200”. In Parallel Computational Fluid Dynamics, Atlanta, USA, May
2012. Elsevier.

(PDF presentation)
47. A. Gorobets,

F.X.
Trias, and A. Oliva. “A parallel OpenCL-based
solver for large-scale DNS of incompressible flows on heterogenous
systems”. In Parallel Computational Fluid Dynamics, Atlanta, USA, May
2012.

(PPT presentation)
46.

F.X. Trias,
A. Gorobets, R.W.C.P. Verstappen, and A. Oliva.
“Spectrally-consistent regularization modeling at very high Rayleigh
numbers”. In 7th International Symposium on Turbulence Heat and Mass
Transfer, Sicily, Italy, September 2012.

(PDF poster)
45.

F.X. Trias,
R.W.C.P. Verstappen, A. Gorobets, and A. Oliva.
“

Spectrally-consistent regularization modeling of turbulent natural
convection flows”. In 6th European Thermal-Sciences Conference,
EUROTHERM 2012, Poitiers, France, September 2012.

(PDF presentation)
44.

F.X. Trias,
D. Folch, A. Gorobets, and A. Oliva.
“Spectrally-consistent regularization modeling of wind farm boundary
layers”. In Conference on Modelling Fluid Flow 2012, Budapest, Hungary,
September 2012.

(PDF presentation)
43.

F.X. Trias,
D. Folch, A. Gorobets, and A. Oliva. “Towards the
regularization modeling of wind farm boundary layers”. In Wind Energy
and the impact of turbulence on the conversion process, EUROMECH
Colloquium 528, Oldenburg, Germany, February 2012.

(PDF poster)
42. Y.Tan, H. Zhang, D. Yang,

F.X.
Trias, Y. Sheng, and A. Oliva.
“Eulerian-Lagrangian modeling of fluidized bed”. In The Second SREE
Conference on Engineering Modelling and Simulation, Hong Kong, June
2012.

##### 2011

41. H. Zhang,

F.X. Trias,
Y. Q. Tan, D.M. Yang, Y. Sheng, and A. Oliva.
“Numerical Simulation of Particle-Laden Turbulent Flow using Discrete
Element Method”. In 2nd International Conference on Particle-based
Methods, Barcelona, Spain, October 2011.

40.

F.X. Trias,
A. Gorobets, R.W.C.P. Verstappen, and A. Oliva.
“

Symmetry-preserving regularization of wall-bounded turbulent flows”.
In 13th European Turbulence Conference, Warsaw, Poland, September 2011.

(PDF presentation)
39. R. Capdevila,

F.X.
Trias, O. Lehmkuhl, G. Colomer, and C.D.
Pérez-Segarra. “Turbulent natural convection in a differentially heated
cavity of aspect ratio AR=5 filled with nonparticipating and
participating grey media”. In 13th European Turbulence Conference,
Warsaw, Poland, September 2011.

38.

F.X. Trias,
A. Gorobets, M. Soria, and A. Oliva. “Turbulent
differentially heated cavity of aspect ratio 5: direct numerical
simulation and regularization modeling”. In 7th International Conference
on Computational Heat and Mass Transfer, Istanbul, Turkey, July 2011.

(PDF presentation)
37. A. Gorobets,

F.X.
Trias, R. Borrell, M. Soria, and A. Oliva.
“Hybrid MPI+OpenMP parallelization of a Navier-Stokes solver for
large-scale DNS”. In 7th International Conference on Computational Heat
and Mass Transfer, Istanbul, Turkey, July 2011.

36. G. Colomer, R. Borrell,

F.X.
Trias, and A. Oliva. “Effect of mesh
partition on the scalability of the parallel solution of the radiative
transfer equation”. In 7th International Conference on Computational
Heat and Mass Transfer, Istanbul, Turkey, July 2011.

(PDF presentation)
35. R. Capdevila, O. Lehmkuhl,

F.X.
Trias, G. Colomer, and C. D.
Pérez-Segarra. “Numerical simulations of turbulent natural convection
coupled and uncoupled with radiation”. In 7th International Conference
on Computational Heat and Mass Transfer, Istanbul, Turkey, July 2011.

34.

F.X. Trias,
A. Gorobets, M. Soria, and A. Oliva. “Numerical
simulation of turbulence at lower cost: regularization modeling”. In
Parallel Computational Fluid Dynamics, Barcelona, Spain, May 2011.
Elsevier.

(PDF presentation)
33. A. Gorobets,

F.X.
Trias, R. Borrell, M. Soria, and A. Oliva. Hybrid
“MPI+OpenMP parallelization of an FFT-based 3D Poisson solver that can
get over 1e5 CPU cores”. In Parallel Computational Fluid Dynamics,
Barcelona, Spain, May 2011. Elsevier.

(PDF presentation)
32. H. Zhang,

F.X. Trias,
Y.Q. Tan, Y. Sheng, and A. Oliva.
“Parallelization of a DEM/CFD code for the numerical simulation of
particle-laden turbulent flows”. In Parallel Computational Fluid
Dynamics, Barcelona, Spain, May 2011. Elsevier.

(PDF presentation)
31. R. Borrell, O. Lehmkuhl,

F.X.
Trias, G. Oyarzún, and A. Oliva.
“FFT-based Poisson Solver for large scale numerical simulations of
incompressible flows”. In Parallel Computational Fluid Dynamics,
Barcelona, Spain, May 2011. Elsevier.

##### 2010

30.

F.X. Trias,
A. Gorobets, R.W. C. P. Verstappen, and A. Oliva.
“Regularization modeling of wall-bounded turbulent flows”. In
Proceedings of the Fifth European Computational Fluid Dynamics (ECCOMAS
CFD 2010), Lisbon, Portugal, June 2010.

(PDF presentation)
29. A. Gorobets, R. Borrell,

F.X.
Trias, T. K. Kozubskaya, and A.
Oliva. “Efficiency of large scale CFD simulations on modern
supercomputers using thousands of CPUs and hybrid MPI+OpenMP
parallelization”. In Proceedings of the Fifth European Computational
Fluid Dynamics (ECCOMAS CFD 2010), Lisbon, Portugal, June 2010.

28.

F.X. Trias,
A. Gorobets, A. Oliva, and R.W. C. P. Verstappen.
“Regularization modeling of buoyancy-driven flows”. In ERCOFTAC
WORKSHOP, Direct and Large-Eddy Simulations 8, Eindhoven, The
Netherlands, July 2010.

(PDF presentation)
27.

F.X. Trias,
A.Gorobets, A.Oliva, and R.W.C.P.Verstappen. “Turbulent
flow in a differentially heated cavity: direct numerical simulation and
regularization modeling”. In Proceedings of 14th International Heat
Transfer Conference, IHTC-14, Washington D.C., USA, August 2010.

(PDF presentation) (PDF poster)
##### 2009

26.

F.X. Trias,
M. Soria, A. Gorobets, and R. W. C. P. Verstappen.
“Parameter-free modelling of a turbulent differentially heated cavity
with Ra-number up to 1011”, In 6th International Symposium on
Turbulence Heat and Mass Transfer, Roma, Italy, September 2009.

(PDF presentation)
25.

F.X. Trias,
A. Gorobets, R.W.C.P. Verstappen, M. Soria, and A.
Oliva. “Turbulent flow around a wall-mounted cube: direct numerical
simulation and regularization modelling”. In Parallel Computational
Fluid Dynamics, Moffett Field, California, USA, May 2009.

(PDF presentation)
24.

F.X. Trias,
R. W. C. P. Verstappen, M. Soria, and A. Oliva.
"

Parameter-free symmetry-preserving regularization modelling of turbulent
natural convection flows". In 2th International Conference on Turbulence
and Interactions, Martinique, France, June 2009.

(PDF presentation)
23.

F.X. Trias,
M. Soria, A. Oliva, and R. W. C. P. Verstappen.
“Modelling and discretizing a turbulent differentially heated cavity at
Ra = 1011”. In EUROMECH Colloquia: Large Eddy Simulation for
Aerodynamics and Aeroacoustics,Munich, Germany, March 2009.

(PDF presentation)
##### 2008

22. A.Gorobets,

F.X.
Trias and S.A.Soukov, “Direct numerical simulations
in fluid dynamics and aeroacoustics using modern computer systems”, 2nd
All-Russian Theoretical and Practical Conference "Numerical Experiment
in Aeroacoustics", Svetlogorsk, Russia, September 2008.

21. O.Lehmkuhl,

F.X.
Trias, R.Borrell and C.D.Pérez-Segarra,
“Symmetry-preserving regularization modelling of a turbulent plane
impinging jet”, ERCOFTAC WORKSHOP, Direct and Large-Eddy
Simulations 7, Trieste (Italy), September 2008.

20.

F.X. Trias,
R.Verstappen, M.Soria and A.Oliva, “Symmetry-preserving
regularization modelling of a turbulent differentially heated
cavity”, LES in Science and Technology, Poznan (Poland),
April
2008.

(PDF presentation)
19. R.Borrell, O.Lehmkuhl,

F.X.
Trias, M.Soria and A.Oliva, “Multilevel
Schur Complement Method for the Direct Solution of Poisson Equation in
the context of LES simulations on Unstructured Meshes”, Parallel
Computational Fluid Dynamics 2008, Lyon (France), May 2008.

18. A.Gorobets,

F.X.
Trias, M.Soria, C.D.Pérez-Segarra and A.Oliva, “On
the extension of the Krylov-Schur-Fourier Decomposition Poisson solver
for fully-3D DNS of turbulent flows on supercomputers”, Parallel
Computational Fluid Dynamics 2008, Lyon (France), May 2008.

(PDF presentation)
17. O.Lehmkuhl, R.Borrell,

F.X.
Trias and C.D.Pérez-Segarra, “Assessment
of Large-Eddy Simulation models in complex flows using unstructured
meshes”, 5th European Congress on Computational Methods in Applied
Sciences and Engineering (ECCOMAS 2008), Venice (Italy), July 2008.

(PDF presentation)
16.

F.X. Trias,
M.Soria, A.Gorobets and A.Oliva, “DNS of an air-filled
differentially heated cavity of aspect ratio 4 at Ra-numbers 6.4e8,
2e9, 1e10, 3e10 and 1e11”, 5th European Congress on Computational
Methods in Applied Sciences and Engineering (ECCOMAS 2008), Venice
(Italy), July 2008.

(PDF presentation)
15.

F.X. Trias,
R.C.W.P.Verstappen, M.Soria, A.Gorobets and A.Oliva,
“Regularization modelling of a turbulent differentially heated cavity
at Ra=1011”, 5th European Thermal-Sciences Conference, EUROTHERM 2008,
Eindhoven (The Netherlands), May 2008.

(PDF presentation)
##### 2007

14. C.D.Pérez-Segarra, A.Oliva,

F.X.
Trias, O.Lehmkuhl and R.Capdevila,
“Numerical simulation of the thermal and fluid-dynamic behaviour of
fuel-oil in sunken ships”, Symposium on marine accidental oil
spills, VERTIMAR-2007, Vigo (Spain), June 2007.

(PDF presentation) (PPT presentation)
13.

F.X. Trias,
A.Gorobets, M.Soria and A.Oliva, “DNS of Turbulent
Natural Convection Flows on the MareNostrum Supercomputer”,
Parallel Computational Fluid Dynamics 2007, Antalya (Turkey), May 2007.

(PDF presentation)
##### 2006

12.

F.X. Trias,
M.Soria, A.Oliva and R.W.C.P.Verstappen, “Regularization
models for the simulation of turbulence in a differentially heated
cavity”, Proceedings of the European Computational Fluid Dynamics
Conference (ECCOMAS CFD 2006), Egmond aan Zee (The
Netherlands),
September 2006.

(PDF presentation)
11.

F.X. Trias,
M.Soria, O.Lehmkuhl and A.Oliva, “Direct Numerical
Simulations of Turbulent Natural Convection in a Differentially Heated
Cavity of Aspect Ratio 4 at Rayleigh numbers 6.4e8, 2e9 and 1e10”,
International Symposium on Turbulence Heat and Mass Transfer,
Dubrovnik, Croatia, September 2006.

(PDF presentation)
##### 2005

10.

F.X. Trias,
M.Soria, A. Oliva and C.D. Pérez-Segarra, “Direct
Numerical Simulation of Turbulent Flows on a low cost PC Cluster”,
Parallel Computational Fluid Dynamics 2005, Washington DC
(USA),
May 2005.

(PDF presentation)

##### 2004

9. J. Cadafalch, R. Cónsul,

F.X.
Trias and C.D. Pérez-Segarra,
“Detailed numerical simulation of the storage element of an Integrated
Collector Storage (ICS) system”, The 5th ISES Europe Solar Conference,
EuroSun 2004, Freiburg (Germany), June 2004.

8.

F.X. Trias,
M.Soria, F. García and O. Lehmkuhl, “An Efficient Direct
Algorithm for the Solution of the Fourth-Order Poisson Equation on
Loosely Coupled Parallel Computers”, Parallel Computational Fluid
Dynamics 2004, Gran Canaria (Spain), May 2004.

(PDF presentation)
7. M.Soria,

F.X. Trias,
C.D.Pérez-Segarra and A. Oliva, “Direct
Numerical Simulation of Turbulent Natural Convection Flows on PC
Clusters Using a Fourth-Order Symmetry-Preserving Method”, Parallel
Computational Fluid Dynamics 2004, Gran Canaria (Spain), May 2004.

(PDF presentation)
6.

F.X. Trias,
M.Soria, C.D.Pérez-Segarra and A. Oliva, “DNS of 3D
Turbulent Natural Convection Flows Using Low Cost Parallel Computers”,
AIAA Aerospace Sciences Meeting and Exhibit 2004, Reno, Nevada (USA),
January 2004.

(PDF presentation)
##### 2003

5. M. Soria,

F.X. Trias,
C.D. Pérez-Segarra and A. Oliva, “A Direct
Schur-Fourier Decomposition Algorithm for DNS and LES in Low Cost
Parallel Computers”, International Symposium on Turbulence Heat and
Mass Transfer, Antalya (Turkey), October 2003.

4.

F.X. Trias,
M.Soria, C.D.Pérez-Segarra and A. Oliva, “DNS of Natural
Convection in a Differentially Heated Cavity. Effect of the
Three-dimensional Fluctuations”, International Symposium on
Turbulence Heat and Mass Transfer, Antalya (Turkey), October 2003.

(PDF presentation)
3. M.Soria,

F.X. Trias,
C.D.Pérez-Segarra and A. Oliva, “Direct
Numerical Simulation of Turbulent Natural Convection Flows Using PC
Clusters”, Parallel Computational Fluid Dynamics 2003, Moscow (Russia),
May 2003.

(PDF presentation)
#### National Conference Papers:

2.
M.Soria,

F.X. Trias,
C.D.Pérez-Segarra and A. Oliva, “Simulación directa
de flujos turbulentos con convección natural en base al uso de
ordenadores paralelos de bajo coste”, III Jornadas Nacionales
de
Ingeniería Termodinámica, Valencia (Spain), June 2003.

1.

F.X. Trias,
M.Soria, J.Jaramillo, A.Oliva and
C.D.Pérez-Segarra, “Uso de ordenadores paralelos de bajo
coste
para simulaciones avanzadas en dinámica de fluidos y transferencia de
calor”, XV Congreso Nacional de Ingeniería Mecánica, Cádiz
(Spain), December 2002.

(PDF presentation)