A Detailed Numerical Study of NOx Kinetics in Counterflow Methane Diffusion Flames: Effects of Fuel-Side versus Oxidizer-Side Dilution

<div>Distributions of CH mole fraction in CH<sub>4</sub>/air counterflow diffusion flames with and without 40% H<sub>2</sub>O and 40% CO<sub>2</sub> dilution on the air and fuel sides: <i>a</i><sub><i>s</i></sub> = 50 s<sup>−1</sup>, <i>L</i> = 2 cm, 400 K.</div>

Journal of Combustion

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Figure 6

Figure 6: A Detailed Numerical Study of NOx Kinetics in Counterflow Methane Diffusion Flames: Effects of Fuel-Side versus Oxidizer-Side Dilution 