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REACTING FLOWS |
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DNS of laminar combustion |
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Fig. 1: Flame-wall interaction of a H2-O2 triple flame: reaction rate
Date: 2002
Author(s): F. Dabireau
Credit: CERFACS and SNECMA Moteurs Fusées
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Fig. 2: Flame-wall interaction of a H2-O2 triple flame: temperature
Date: 2002
Author(s): F. Dabireau
Credit: CERFACS and SNECMA Moteurs Fusées
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Fig. 3: Flame-wall interaction of a H2-O2 triple flame impinging on an isothermal wall: (a) temperature (b) H2 mass fraction (c) O2 mass fraction (d) reaction rate
Date: 2002
Author(s): F. Dabireau
Credit: CERFACS
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Fig. 4: Streamlines and temperature contours for scalar passive gradient = 4
Date: 2002
Author(s): A. de Lataillade and F. Dabireau
Credit: CERFACS
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DNS of turbulent combustion |
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Fig. 5: DNS of stratified octane/air combustion: heat release (stratified mixture)
Date: 2000
Author(s): C. Jiménez, T. Poinsot, B. Cuenot and D. Haworth (Pennsylvania State Univ.)
Credit: CERFACS and Pennsylvania State Univ.
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Fig. 6: Reaction rate of a stabilized diffusion flame in a turbulent flow
Date: 2000
Author(s): C. Jiménez, T. Poinsot, B. Cuenot
Credit: CERFACS
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Fig. 7: Numerical Simulation of turbulent propane-air combustion with non homogeneous reactants
Date: 2000
Author(s): D. Haworth, B. Cuenot, T. Poinsot and R. Blint
Credit: CERFACS and Pennsylvania State Univ.
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Fig. 8: Numerical Simulation of turbulent propane-air combustion with non homogeneous reactants
Date: 2000
Author(s): D. Haworth, B. Cuenot, T. Poinsot and R. Blint
Credit: CERFACS and Pennsylvania State Univ.
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Fig. 9: 3D Simulation of NO production by a methane flame. Surface= NO isocontour. Lines= temperature isolines
Date: 1999
Author(s): B. Bédat
Credit: CERFACS (Project PRIDE)
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Fig. 10: Interaction of a diffusion flame with a vortex pair. Temperature isocontours and velocity vectors
Date: 1994
Author(s): B. Cuenot
Credit: CERFACS (Project Prepha)
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LES of turbulent two-phase combustion |
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Fig. 11: Flame front propagation in the LES of the ignition of a full helicopter combustor
Date: 2007
Author(s): M. Boileau
Credit: CERFACS and Turbomeca (SAFRAN group)
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Fig. 12: LES of the ignition of a full helicopter combustor
Date: 2007
Author(s): M. Boileau and G. Staffelbach
Credit: CERFACS and Turbomeca (SAFRAN group)
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Fig. 13: Two-phase flow LES of an ignition sequence in an helicopter combustor
Date: 2005
Author(s): M. Boileau
Credit: CERFACS and Turbomeca (SAFRAN group)
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LES of turbulent combustion |
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Fig. 14: LES of ignition on helicopter gas turbine burners (19 millions tetrahedras; 2048 processors on IBM BlueGene and 128 processors on CINES computers)
Date: 2006
Author(s): Y. Sommerer and M. Boileau
Credit: CERFACS, TURBOMECA (Safran Group), IBM and CINES
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Fig. 15: LES in a Side-Dump Ramjet
Date: 2005
Author(s): Y. Sommerer and L. Gicquel
Credit: CERFACS and MBDA
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Fig. 16: LES of combustion without heat-losses and cooling of a lean, partially premixed lab-scale gas turbine burner.
Date: 2005
Author(s): P. Schmitt
Credit: CERFACS
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Fig. 17: LES of an helicopter combustor with centrifugal injection of kerosene and cooling by air injection through many holes and multiperforated walls
Date: 2004
Author(s): M. Boileau
Credit: CERFACS and Turbomeca (SAFRAN group)
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Fig. 18: Ring vortex structure colored by temperature in a pulsated partially-premixed industrial burner
Date: 2004
Author(s): A. Giauque and M. Willense
Credit: CERFACS and Univ. of Karlsruhe
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Fig. 19: Self instability growth then decay depending on outlet boundary condition in the ECPMod Experimental burner
Date: 2003
Author(s): C. Martin
Credit: CERFACS (FuelChief EC Project), EM2C-École Centrale Paris and ALSTOM
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Fig. 20: Flame visualisation of a premixed industrial burner
Date: 2003
Author(s): L. Selle
Credit: CERFACS
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Fig. 21: LES of flashback in a Lean Premixed Prevaporized burner
Date: 2002
Author(s): Y. Sommerer
Credit: CERFACS and COS-RRIT (French Research Ministery)
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Fig. 22: Self excited gas turbine
Date: 2002
Author(s): Y. Sommerer
Credit: CERFACS and National Project COS
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Fig. 23: Large Eddy Simulation of partially premixed flame in a burner
Date: 2002
Author(s): J.P. Légier and K. Truffin
Credit: CERFACS (Project ICLEAC)
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Fig. 24: Example of LES in an aero gas turbine equipped with LPP injector
Date: 2001
Author(s): J.P. Légier
Credit: CERFACS and SNECMA
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Fig. 25: Example of LES of combustion in an industrial gas turbine (temperature field)
Date: 2000
Author(s): L. Selle
Credit: CERFACS
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LES piston engine |
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Fig. 26: LES in a four-valve piston engine (XU10): velocity magnitude field 140 CAD after intake valve opening
Date: 2007
Author(s): O. Vermorel
Credit: CERFACS and IFP
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Fig. 27: LES in a four-valve piston engine (XU10): equivalence ratio field 140 CAD after intake valve opening
Date: 2007
Author(s): O. Vermorel
Credit: CERFACS and IFP
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Fig. 28: LES of turbulent flows in Diesel intake pipes (10 millions tetrahedras; 1024 processors on IBM BlueGene)
Date: 2005
Author(s): Y. Sommerer and L. Thobois
Credit: CERFACS and IBM
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Pollutants emission |
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Fig. 29: Jet-vortex interaction in the near-field of an aircraft wake (entrainment case), t/t_eddy = 2, 4, 17
Date: 2001
Author(s): R. Paoli
Credit: CERFACS (Project STOPP)
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NON-REACTING FLOWS |
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DNS of two-phase flow modelling |
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Fig. 30: Lagrangian simulation of a homogeneous isotropic turbulence (HIT). Illustration of particles preferential concentration and gas vorticity
Date: 2005
Author(s): M. García
Credit: CERFACS and SNECMA (group SAFRAN)
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Fig. 31: Gas trajectories behind a particle. Trajectories are colored by the U-component of velocity, and particles by the pressure coefficient
Date: 2001
Author(s): A. Massol and F. Ducros
Credit: CERFACS and EDF
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Fig. 32: Velocity profiles downstream of the particles
Date: 2001
Author(s): A. Massol and F. Ducros
Credit: CERFACS and EDF
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Fig. 33: Temperature field around the particles
Date: 2001
Author(s): A. Massol and F. Ducros
Credit: CERFACS and EDF
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Fig. 34: Array of particles
Date: 2001
Author(s): A. Massol and F. Ducros
Credit: CERFACS and EDF
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LES of two-phase flow modelling |
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Fig. 35: Eulerian and Lagrangian droplet temperature in a multipoint injector
Date: 2009
Author(s): F. Jaegle
Credit: CERFACS
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Fig. 36: Eulerian and Lagrangian spray topology in a multipoint injector
Date: 2009
Author(s): F. Jaegle
Credit: CERFACS
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Fig. 37: Temporal evolution of a kerosene spray structure in the Euler-Euler simulation of the evaporating two-phase flow in the Mercato test-rig. The iso-surface of liquid volume fraction (al=4.5x10-4) marks the liquid dense structure rotating at the same frequency than that of the PVC structure marked with an iso-surface of Q criterion (1.2x108 s-2)
Date: 2009
Author(s): M. Sanjosé
Credit: CERFACS
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Fig. 38: Temporal evolution of kerosene droplets in the Euler-Lagrange simulation of the evaporating two-phase flow in the Mercato test-rig
Date: 2009
Author(s): J.-M. Senoner and M. Sanjosé
Credit: CERFACS
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Fig. 39: Particle velocities of a LES Lagrangian simulation of a confined bluff body (Boreé 2001)
Date: 2008
Author(s): M. García
Credit: CERFACS and SNECMA (group SAFRAN)
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Fig. 40: LES Lagrangian simulation of a confined bluff body (Boreé 2001)
Date: 2007
Author(s): M. García
Credit: CERFACS and SNECMA (group SAFRAN)
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Fig. 41: LES of particle-laden turbulent jet (Hishida 1987) using the Euler-Euler approach
Date: 2005
Author(s): E. Riber
Credit: CERFACS and IMFT
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Wall treatment for turbulent flows |
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Fig. 42: Law-of-the-wall for RANS: Pratt & Whitney
Date: 2000
Author(s): F. Dabireau
Credit: CERFACS and SNECMA Moteurs Fusées
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LES modelling fundamentals |
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Fig. 43: Texts of LES Models for mixing
Date: 2001
Author(s): C. Jiménez, F. Ducros, B. Bédat and B. Cuenot
Credit: CERFACS
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Fig. 44: View of the annular inlet section of an industrial combustor
Date: 2000
Author(s): J. Schlüter
Credit: CERFACS
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Fig. 45: LES of mixing in a gas turbine
Date: 2000
Author(s): J. Schlüter
Credit: CERFACS
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Fig. 46: Simulation of a LPP burner with the locally tickened flame model
Date: 2000
Author(s): J.P. Légier
Credit: CERFACS, SNECMA and Turbomeca
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Fig. 47: LES modelling fundamentals
Date: 1999
Author(s): F. Ducros
Credit: CERFACS
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Fig. 48: Using Direct Numerical Simulations to study H_2/O_2/N_2 flames with complex chemistry in turbulent flows
Date: 1994
Author(s): M. Baum, T. Poinsot, D. Haworth and N. Darabiha (Stanford CTR)
Credit: CERFACS and Stanford CTR
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