A numerical study of two turbulent flame speed models for H2/CH4/air premixed combustion

M Tidswell, SPR Muppala, VCM Rao - International Conference on …, 2018 - elibrary.ru
M Tidswell, SPR Muppala, VCM Rao
International Conference on Combustion Physics and Chemistry, 2018elibrary.ru
A number of numerical studies have been carried out in order to validate the Zimont and
Peter's turbulent flame speed models when applied to a low-swirl Methane/Air/Hydrogen
flame. These models are contained as default options within the ANSYS Fluent Premixed
reaction model. Two distinct tasks were completed as part of the study-non-reacting and
reacting conditions-the latter of which was carried out with three different mixtures-0, 40 and
60% hydrogen. The results show that the RANS approach provides a reasonable prediction …
A number of numerical studies have been carried out in order to validate the Zimont and Peter's turbulent flame speed models when applied to a low-swirl Methane/Air/Hydrogen flame. These models are contained as default options within the ANSYS Fluent Premixed reaction model. Two distinct tasks were completed as part of the study-non-reacting and reacting conditions-the latter of which was carried out with three different mixtures-0, 40 and 60% hydrogen. The results show that the RANS approach provides a reasonable prediction of the cold flow conditions, whilst the reacting flow conditions, apart from the recirculation region, were well predicted up to 40% enrichment.
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