Title: Large Eddy Simulations of extinction
Authors: Ayache, S
Garmory, A
Tyliszczak, A
Mastorakos, E
Keywords: Large Eddy Simulation
Conditional Moment Closure
Flame extinction
Issue Date: 29-Aug-2012
Description: Large Eddy Simulations, with the Conditional Moment Closure as the combustion sub-model, have been used to capture localised extinction, flame lift-off, and whole flame blow-off for simple geometries like jet flames (Movies 1 and 2 below), swirl-stabilised recirculating flames of natural gas (Movies 3-6), and spray flames (Paper "Spray_LESCMC_PalermoSept2012.pdf". The work is described fully in the following papers: (i) Garmory, A. and Mastorakos, E. (2011) Capturing localised extinction in Sandia Flame F with LES-CMC. Proceedings of the Combustion Institute 33, 1673-1680. doi:10.1016/j.proci.2010.06.065; (ii) Ayache, S. & Mastorakos, E. (2012) Conditional Moment Closure / Large Eddy Simulation of the Delft-III natural gas non-premixed jet flame. Flow, Turbulence and Combustion 88, 207-231. doi: 10.1007/s10494-011-9368-6; (iii) Tyliszczak, A. & Mastorakos, E. (2012) LES/CMC of blow-off in a liquid fuelled swirl burner. To be presented at the THMT7, Palermo, 24-27 September 2012; (iv) Ayache, S. & Mastorakos, E. (2012) Investigation of the “TECFLAM” non-premixed flame using Large Eddy Simulation and Proper Orthogonal Decomposition. Submitted to Flow, Turbulence and Combustion; (iv) S. Ayache, PhD thesis, University of Cambridge, 2012.
URI: http://www.dspace.cam.ac.uk/handle/1810/243652
Appears in Collections:Ignition and extinction of turbulent flames

Files in This Item:

File Description SizeFormat
Movie1_jet_iso_fmix_colouredbyOH.mpeg4.55 MBMPEGView/Open
Movie2_jet_sliceOH.mpeg4.56 MBMPEGView/Open
Movie3_TECFLAM_S09c_Axial_Velocity_0DCMC.wmv4.75 MBUnknownView/Open
Movie4_TECFLAM_S09c_Mixture_fraction_0DCMC.wmv2.46 MBUnknownView/Open
Movie5_TECFLAM_S09c_Z_Vorticity_0DCMC.wmv2.46 MBUnknownView/Open
Movie6_TECFLAM_3DCMC_fmix_colouredbyOH.gif10.13 MBGIFThumbnail
View/Open
Spray_LESCMC_PalermoSept2012.pdf8.71 MBAdobe PDFThumbnail
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