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High Performance Computing
In Computational Fluid Dynamics and Aeroacoustics

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DNS of turbulent flows

Performed by F. X. Trias, A. V. Gorobets, M. Soria and A. Oliva at CTTC UPC. The CFD code is SCH3D.

NEW! DNS of impinging jet, Re=20000

Mesh size 100 millions of nodes, 4-th order discretization,
performed using 320 CPU of MareNostrum supercomputer of BSC in 2010.



DNS of differentially heated cavity, Ra=1011

Mesh size 111 millions of nodes, 4-th order discretization,
performed using 512 CPU of MareNostrum supercomputer of BSC in 2007. More...


Further information on this DNS case...


DNS of surface mounted cube in a channel, Re=7250

Mesh size 16 millions of nodes, 2-nd order discretization,
performed using 300 CPU of MareNostrum supercomputer of BSC in 2008. More...


Further information on this DNS case...


DNS of extended heated cavity, Ra=1011

Mesh size 120 millions of nodes, 2-nd order discretization,
performed using 300 CPU of MareNostrum supercomputer of BSC in 2008. 



Publications:
  • F. X. Trias, A. Gorobets, M. Soria, A. Oliva, ”Direct numerical simulation of a differentially heated cavity of aspect ratio 4 with Ra-number up to 1011 - Part I: Numerical methods and time-averaged flow”, International Journal of Heat and Mass Transfer, 53 (2010), 665-673
  • F. X. Trias, A. Gorobets, M. Soria, A. Oliva, ”Direct numerical simulation of a differentially heated cavity of aspect ratio 4 with Ra-number up to 1011 - Part II: Heat transfer and flow dynamics”, International Journal of Heat and Mass Transfer, 53 (2010), 674-683
  • F.X. Trias, A. Gorobets, R.W.C.P. Verstappen, M. Soria and A. Oliva, "Turbulent flow around a wall-mounted cube: DNS and regularization modelling", Parallel CFD 2009, May 18-22, 2009, Moffett Field, California, USA
  • F. X. Trias, A. Gorobets, M. Soria and A. Oliva, “A scalable ACM-based Poisson solver for DNS of Turbulent Flows on supercomputers”, Parallel CFD 2008, Lyon (France), May 2008
  • F. X. Trias and M. Soria and A. Gorobets and A. Oliva, "DNS of an air-filled differentially heated cavity of aspect ratio 4 at Ra-numbers 6.4*108, 2*109, 1010, 3*1010 and 1011", 5th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), Venice, Italy, July 2008
  • F.X.Trias and R. W. C. P. Verstappen and M. Soria and 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
  • F. X. Trias, A.V. Gorobets, M. Soria and A. Oliva, “DNS of natural convection flows on MareNostrum supercomputer”, Parallel CFD 2007, Antalya (Turkey), May 2007
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