Axisymmetric Bluff Body Turbulent Flow

 

Code name: B4F2
Wind Tunnel Dimension (m): 0.305 * 0.305
Jet Diameter (m): 0.0036
Bluff Body Diameter (m): 0.0500
Fuel mixture: H2-CO = 66.67-33.33 (% by vol.)
Stoichiometric Mixture Fraction: 0.1350
Blowoff velocity (m/s): 733.0
Wind tunnel air velocity (m/s): 40
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 = 0.4995
Total Mass fraction of Carbon   atoms in the fuel stream, Zc,f = 0.3746
Total Mass fraction of Hydrogen atoms in the fuel stream, Zh,f = 0.1259


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)          
-------------------------------------------------------------------------
 134.0             0.26          -26 to 26      BBHC1Z13.*     B4F2A013.*
 134.0             0.60          -26 to 26      BBHC1Z30.*     B4F2A030.*
 134.0             0.90          -26 to 26      BBHC1Z45.*     B4F2A045.*
 134.0             1.80          -26 to 04      BBHC1Z90.*     B4F2A090.*
 134.0             4.00          -26 to 06      BBHC1Z200.*    B4F2A200.*
 134.0             8.00          -26 to 05      BBHC1Z400.*    B4F2A400.*

 321.0             0.26          -26 to 05      BBHC2Z13.*     B4F2B013.*
 321.0             0.60          -26 to 04      BBHC2Z30.*     B4F2B030.*
 321.0             0.90          -26 to 04      BBHC2Z45.*     B4F2B045.*
 321.0             1.30          -26 to 04      BBHC2Z65.*     B4F2B065.*
 321.0             1.80          -26 to 04      BBHC2Z90.*     B4F2B090.*
 321.0             7.20          -30 to 05      BBHC2Z360.*    B4F2B360.*
 321.0             9.00          -05 to 05      BBHC2Z450.*    B4F2B450.*

 536.0             1.80          -07 to -13     BBHC3Z65.*     B4F2C065.*
 

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.