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Ansys Learning Forum Forums Discuss Simulation Fluids Transient FGM (Ignition and Heat Release Rate) Reply To: Transient FGM (Ignition and Heat Release Rate)

Ren
Ansys Employee

Hello, Mathieu,

The FGM is not suitable for predicting auto-ignition. For this purpose, you need to have a reaction mechanism that has the necessary kinetics (reactions) for auto-ignition, and also use the species transport model with "Finite-Rate/No TCI" option.

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