August 17, 2025

Evaluation of Combustion Models and Reaction Mechanisms to Predict NOx and CO Emissions From Densely Distributed Lean-Premixed Multi-Nozzle CH4/H2/Air Flames

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Simulations accurately predict NOx and CO emissions in multi-nozzle flames, emphasizing model reliability.
Using Reduce Model Fuel Library mechanism improved emission trend prediction compared to detailed chemistry models.
Combustion dynamics tested with both RANS and LES turbulence models to analyze complex combustion behaviors.
Findings support scaling up hydrogen fuel studies for industrial gas turbine applications, indicating further exploration is necessary.

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CFD simulations reveal significant insights on NOx and CO emissions from CH4/H2 flames, highlighting combustion model importance.

Shrivastava et al. (2025) studied this question.

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