| Description of target | Sensitivity diagram | Prediction of GRI-Mech 2.11 |

DESCRIPTION OF THE TARGET

Target NF9: Maximum CN mole fraction in a laminar premixed flame

Mixture: CH4-O2-NO-Ar (17.55%/30.98%/1.96%/49.51%)
phi = 1.13, P = 35 torr; flow rate = 3.66e-3 gm/cm^2 s

Reference: Zabielski, M.F. and Seery, D.J. 'Mechanisms and Reaction Dynamics Related to Methane Combustion,' GRI Report 84/0126, 1984.

TARGET VALUES
Experimental
(ppm)
Initial (unoptimized)
mechanism
GRI-Mech 2.11
15±7 5 5


SENSITIVITY DIAGRAM

The sensitivity spectrum shown below was computed with a reaction mechanism composed of GRI-Mech 1.2 and an evaluated 'literature' (i.e., non-optimized) set of 99 reactions of nitrogen-containing species


|NF1| NF2| NF3| NFR1| NFR2| NFR3| NF6| NF7| NF8| NF9| NF10| NF11| NF12|