| Description of target | Sensitivity diagram | Prediction of GRI-Mech 3.0 |

DESCRIPTION OF THE TARGET

Target CH.St: Maximum of CH concentration in shock tube oxidation of methane without NO

Mixture: CH4-O2-Ar (80ppm-100ppm-99.982%)
phi = 1.6, P = 1.8 atm, T = 2800 K

References: Woiki, D., Votsmeier, M., Davidson, D.F., Hanson, R.K.,and Bowman, C.T., 'CH-Radical Concentration Measurements in Fuel Rich CH4/O2/Ar and CH4/O2/NO/Ar Mixtures Behind Shock Waves', (1998) Combust. Flame 113, 624.

TARGET VALUES
Experimental
(ppm)		 GRI-Mech 2.11 Trial Mech GRI-Mech 3.0
3.11 5.66 5.66 4.03

SENSITIVITY DIAGRAMS

The sensitivity spectra shown below were computed with a trial reaction mechanism composed of a set of 322 elementary reactions of 53 species.

Sensitivity coefficients with respect to rate coefficients Sensitivity coefficients with respect to heats of formation

Other targets