Difference between revisions of "SiTCom-B Gallery"

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(HIT of a non-reacting flow)
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Numerical scheme is RK3, 4th order skew symmetric with no AV.
 
Numerical scheme is RK3, 4th order skew symmetric with no AV.
  
In this series of computations, the number of cell by processor is kept constant to 64^3 and the number of processors is increased from 1 to 256
+
In this series of computations, the number of cell is increased from 64^3 to 256^3.
  
 
{| class="wikitable"
 
{| class="wikitable"
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|<math>N_c=256^3 \quad Re_{\lambda} = 61.9</math>
 
|<math>N_c=256^3 \quad Re_{\lambda} = 61.9</math>
 
|}
 
|}
 
  
 
== Flame base stabilization in vitiated partially-premixed mixture ==
 
== Flame base stabilization in vitiated partially-premixed mixture ==

Revision as of 11:30, 9 February 2011

HIT of a non-reacting flow

This is a very simple DNS computation of a HIT with a constant-properties gas. Numerical scheme is RK3, 4th order skew symmetric with no AV.

In this series of computations, the number of cell is increased from 64^3 to 256^3.

HIT on increasing number of cells
HIT 0064cube.png
HIT 0128cube.png
HIT 0256cube.png

Flame base stabilization in vitiated partially-premixed mixture

Nice QW.png

  • P. Domingo, L. Vervisch, D. Veynante (2008) Large-Eddy Simulation of a lifted methane jet flame in a vitiated coflow Combust. Flame 152(3): 415-432.

Electric field and edge-flame

Electric edges 1.png

  • M. Belhi, P. Domingo, P. Vervisch (2010) Direct numerical simulation of the effect of an electric field on flame stability Combust. Flame 157 2286–2297.

NSCBC vs 3D-NSCBC in jets

Jet NSCBC 1D.png Jet 3DNSCBC bis.png

  • G. Lodato, P. Domingo, L. Vervisch (2008) Three-dimensional boundary conditions for Direct and Large-Eddy Simulation of compressible flows J. of Comp. Phys. 227(10): 5105-5143.

Impinging round jets

Wall/jet interaction Jet wall 1.png]]

Jet wall 2.png Jet wall 3.png

  • G. Lodato, L. Vervisch, P. Domingo (2009) A compressible wall-adapting similarity mixed model for large-eddy simulation of the impinging round jet Phys. Fluids 21:035102.

Ignition of a bluff-body burner

Igni bluff 1.png

  • V. Subramanian, P. Domingo, L. Vervisch (2010) Large-Eddy Simulation of forced ignition of an annular bluff-body burner Combust. Flame 157(3): 579-601.

Bunsen flame

Bunsen.png

  • G. Lodato, P. Domingo, L. Vervisch, D. Veynante (2009) Scalar variances: LES against measurements and mesh optimization criterion; scalar gradient: a three-dimensional estimation from planar measurements using DNS In Studying turbulence by using numerical simulation databases XII, (Eds Center for Turbulence Research) Stanford, pp. 387-398

Jet flame-surface

Jet flame DNS.png

  • L. Vervisch, P. Domingo, G. Lodato, D. Veynante (2010) Scalar energy fluctuations in Large-Eddy Simulation of turbulent flames: Statistical budgets and mesh quality criterion Combust. Flame 157(4): 778-789.
  • D. Veynante, G. Lodato, P. Domingo, L. Vervisch, E. R. Hawkes (2010) Estimation of three-dimensional flame surface densities from planar images in turbulent premixed combustion Exp. in Fluids 49:267-278.

Nonpremixed jet flame

Sandia flame.png

  • G. Godel, P. Domingo, L. Vervisch (2009) Tabulation of NOx chemistry for Large-Eddy Simulation of non-premixed turbulent flames Proc. Combust. Inst. 32: 1555-1551.