Faculty of Engineering and Information Technologies

Clean Combustion Research Group

PILOTED TURBULENT FLAME

Code name:	PF10
Wind Tunnel Dimension (m):	0.305 * 0.305
Burner Diameter (m) ID and OD:	0.0072 and 0.0076
Pilot annulus (m) ID and OD:	0.0180 and 0.0190
Fuel mixture:	CH4-H2-N2=10%-16.2%-73.8% (by vol.)
Stoichiometric Mixture Fraction:	0.370
Blowoff velocity (m/s):	50.0
Pilot gas mixture:	H2-CO-N2-AIR=6.2-18.5-16.6-58.7 (%by vol)
Pilot Stoichiometric Mixture Fraction:	0.37
Pilot unburnt bulk velocity(m/s):	1.0
Coflow air velocity (m/s):	15
Open flame, no enclosure

The following values have been used in calculating the mixture fraction:
Total Mass fraction of Oxygen   atoms in the air stream,  Zo,o = 0.233
Total Mass fraction of Carbon   atoms in the air stream,  Zc,o = 0.0
Total Mass fraction of Hydrogen atoms in the air stream,  Zh,o = 0.0
Total Mass fraction of Oxygen   atoms in the fuel stream, Zo,f = 0.0
Total Mass fraction of Carbon   atoms in the fuel stream, Zc,f = 0.0532
Total Mass fraction of Hydrogen atoms in the fuel stream, Zh,f = 0.0323


Data files provided for this fuel mixture: (to download the files click here)

Jet velocity   Axial location  Radial Location  OUR REF.       Filenames
   (m/s)           (x/D)           (mm)           
-------------------------------------------------------------------------
  32.7             15               6          H2MOUT.490     PF10L15.01  

  40.9             15               6          H2MOUT.489     PF10X15.01
  40.9             15               6          H2MOUT.488     PF10X15.02

  45.0             15               6          H2MOUT.491     PF10V15.01
  45.0             15               6          H2MOUT.492     PF10V15.02

  49.1             15               6          H2MOUT.493     PF10B15.01

DISCLAIMER: No responsibility is assumed by the suppliers of this data for any injury and/or property damage as a matter of products liability, negligence or otherwise, or from any use or operation of any methods, products, instructions, or ideas based on these data.