Clean Combustion Research Group
PILOTED TURBULENT FLAME
| Code name: | PF09 |
| 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-CO-N2=5%-15%-23.5%-56.5% (by vol.) |
| Stoichiometric Mixture Fraction: | 0.370 |
| Blowoff velocity (m/s): | 92.0 |
| 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 = 0.1600 Total Mass fraction of Carbon atoms in the fuel stream, Zc,f = 0.1450 Total Mass fraction of Hydrogen atoms in the fuel stream, Zh,f = 0.0215 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) ------------------------------------------------------------------------- 61.4 15 6 H2MOUT.487 PF09S15.01 73.7 15 6 H2MOUT.486 PF09L15.01 73.7 15 6 H2MOUT.485 PF09L15.02 81.9 15 7 H2MOUT.484 PF09A15.01 81.9 15 6 H2MOUT.483 PF09A15.02 86.0 15 6 H2MOUT.482 PF09X15.01 86.0 15 6 H2MOUT.481 PF09X15.02 90.0 15 6 H2MOUT.480 PF09V15.01