Clean Combustion Research Group
PILOTED TURBULENT FLAME
| Code name: | pf04 |
| 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: | CH3OH-AIR=33.3%-66.7% (by vol.) |
| Stoichiometric Mixture Fraction: | 0.3770 |
| Blowoff velocity (m/s): | 172.0 |
| Pilot gas mixture: | C2H2-H2-CO2-AIR=3.6-24.8-7.3-64.3 (%by vol) |
| Pilot Stoichiometric Mixture Fraction: | 0.2 |
| Pilot unburnt bulk velocity(m/s): | 2.1 |
| 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 = 0.3272 Total Mass fraction of Carbon atoms in the fuel stream, Zc,f = 0.1322 Total Mass fraction of Hydrogen atoms in the fuel stream, Zh,f = 0.0444 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) --------------------------------------------------------------------------- 141.2 15 8 M2AOUT.424 PF04S15.01 141.2 15 8 M2AOUT.425 PF04S15.02 141.2 30 3 M2AOUT.444 PF04S30.01 157.2 15 8 M2AOUT.422 PF04X15.01 157.2 15 8 M2AOUT.423 PF04X15.02 169.1 15 8 M2AOUT.420 PF04V15.01 169.1 15 8 M2AOUT.421 PF04V15.02 169.1 30 3 M2AOUT.443 PF04V30.01