Classification and computation of extreme events in turbulent combustion

M Hassanaly, V Raman - Progress in Energy and Combustion Science, 2021 - Elsevier
In the design of practical combustion systems, ensuring safety and reliability is an important
requirement. For instance, reliably avoiding lean blowout, flame flashback or inlet unstart is …

Review of Lagrangian stochastic models for turbulent combustion

T Yang, Y Yin, H Zhou, Z Ren - Acta Mechanica Sinica, 2021 - Springer
Predictive simulation of the combustion process in engine is crucial to understand the
complex underlying physicochemical processes, improve engine performance, and reduce …

A computationally-efficient, semi-implicit, iterative method for the time-integration of reacting flows with stiff chemistry

B Savard, Y Xuan, B Bobbitt, G Blanquart - Journal of Computational …, 2015 - Elsevier
A semi-implicit preconditioned iterative method is proposed for the time-integration of the stiff
chemistry in simulations of unsteady reacting flows, such as turbulent flames, using detailed …

On the merits of extrapolation-based stiff ODE solvers for combustion CFD

A Imren, DC Haworth - Combustion and Flame, 2016 - Elsevier
In applications including compression-ignition engines, there is a need to accommodate
more realistic chemistry in computational fluid dynamics (CFD) simulations. Here, we …

Effects of combined dimension reduction and tabulation on the simulations of a turbulent premixed flame using a large-eddy simulation/probability density function …

J Kim, SB Pope - Combustion Theory and Modelling, 2014 - Taylor & Francis
A turbulent lean-premixed propane–air flame stabilised by a triangular cylinder as a flame-
holder is simulated to assess the accuracy and computational efficiency of combined …

Reinforcement Learning for Submodel Assignment in Adaptive Modeling of Turbulent Flames

T Yang, Y Yin, Q Liu, T Yu, Y Wang, H Zhou, Z Ren - AIAA Journal, 2024 - arc.aiaa.org
Reinforcement learning (RL), an unsupervised machine learning approach, is innovatively
introduced to turbulent combustion modeling and demonstrated through the automated …

A pre-partitioned adaptive chemistry methodology for the efficient implementation of combustion chemistry in particle PDF methods

Y Liang, SB Pope, P Pepiot - Combustion and Flame, 2015 - Elsevier
Abstract Large Eddy Simulation/particle Probability Density Function (LES/PDF) approaches
are now well developed, and can be applied to turbulent combustion problems involving …

Combustion simulation of propane/oxygen (with nitrogen/argon) mixtures using rate-controlled constrained-equilibrium

G Yu, H Metghalchi, O Askari… - Journal of Energy …, 2019 - asmedigitalcollection.asme.org
The rate-controlled constrained-equilibrium (RCCE), a model order reduction method, has
been further developed to simulate the combustion of propane/oxygen mixture diluted with …

[HTML][HTML] Rate-Controlled Constrained Equilibrium (RCCE) simulations of turbulent partially premixed flames (Sandia D/E/F) and comparison with detailed chemistry

S Elbahloul, S Rigopoulos - Combustion and Flame, 2015 - Elsevier
This paper investigates the potential of the RCCE mechanism reduction approach for
modelling turbulent flames within the framework of transported PDF methods. For this …

Modern developments in filtered density function

S Sammak, Z Ren, P Givi - Modeling and Simulation of Turbulent Mixing …, 2020 - Springer
An overview is presented of recent developments in filtered density function (FDF)
methodology as utilized for large eddy simulation (LES) of turbulent flows. The review is …