Validation of lpb_CH4_2_1

Thermodynamic conditions

• Temperature, $T$: 323.0 K
• Pressure, $p$ : 0.03 atm
• Equivalence Ratio, $\phi$: 0.81
• Mixture Composition, $X$: 10.00% CH4-24.70% O2-65.30% N2

Experimental measurement

• Source: experimental data from BHN2000
• Data type: Low pressure burner speciation measurement
• Experimental method: max CH
• Experimental value: 4.1 ppm
• Experimental uncertainty: $ \times / \div$ 1.3

Model predictions

Trial model prediction: 10.3 ppm

Trial model uncertainty: $ \times / \div$ 1.17

Optimized model prediction: 7.16 ppm

Optimized model uncertainty: $ \times / \div$ 1.14

FFCM-2 performance

Sensitivity and impact factor

Reference

BHN2000 - Berg, P. A., Hill, D. A., Noble, A. R., Smith, G. P., Jeffries, J. B. & Crosley, D. R. (2000). Absolute CH concentration measurements in low-pressuremethane flames: comparisons with model results. Combustion and Flame, 121, 223–235.

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