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 …

Numerical and analytical assessment of finite rate chemistry models for LES of turbulent premixed flames

H Liu, Z Yin, W Xie, B Zhang, J Le, H Liu - Flow, Turbulence and …, 2022 - Springer
Different combustion models for large eddy simulation, including the quasi-laminar (QL),
Eddy dissipation concept (EDC), and partially stirred reactor (PaSR) models, are assessed …

Self-adaptive turbulence eddy simulation of a premixed jet combustor

Z Xia, H Zhang, X Han, Z Ren - Physics of Fluids, 2023 - pubs.aip.org
The self-adaptive turbulence eddy simulation (SATES) is employed to investigate the lean
premixed methane/air turbulent flame in a single-nozzle model gas turbine combustor, in …

Assessment of finite-rate chemistry effects in a turbulent dilute ethanol spray flame

Y Yin, T Yang, H Zhou, Z Ren - Journal of Propulsion and Power, 2022 - arc.aiaa.org
Simulations of a benchmark ethanol dilute spray flame are performed with four combustion
models at different levels of closure for turbulence–chemistry interaction (TCI) to provide a …

Investigation of reaction-induced subgrid scalar mixing in LES/FDF simulations of turbulent premixed flames

X Wang, J Wei, X Su, H Zhou, Z Ren - Physical Review Fluids, 2022 - APS
Large eddy simulation (LES) combined with filtered density function (FDF), ie, LES/FDF, is
an effective approach for high-fidelity simulation of turbulent flames. In this work, LES/FDF …

A mixing timescale model for differential mixing in transported probability density function simulations of turbulent non-premixed flames

J Wei, X Su, X Wang, H Zhou, ER Hawkes, Z Ren - Physics of Fluids, 2022 - pubs.aip.org
The modeling of scalar mixing timescale remains a primary challenge in the transported
probability density function (TPDF) method. The variation of scalar mixing timescale among …

Transported filtered density function in self-adaptive turbulence eddy simulation

Y Chen, T Yang, H Zhou, X Han, Z Ren - Physical Review Fluids, 2024 - APS
The filtered density function (FDF) in the context of large eddy simulation (LES) has
demonstrated its unique strength in predicting complex turbulent reacting flows. However …

Modeling Edge Flame Propagation for Flame Particle Tracking in the Forced Ignition Process of Turbulent Nonpremixed Jet Flame

Y Chen, H Zhou, Z Ren - Combustion Science and Technology, 2023 - Taylor & Francis
To ensure safe and reliable operation, ignition performance in propulsion and power
devices needs to be thoroughly assessed. Reduced order models (ROMs) for ignition have …

Consistent submodel coupling in hybrid particle/finite volume algorithms for zone-adaptive modelling of turbulent reactive flows

T Yang, Y Yin, H Zhou, Y Mo, Y Chen… - Combustion Theory and …, 2022 - Taylor & Francis
A hybrid particle/finite volume algorithm has been formulated for zone-adaptive modelling of
turbulent reactive flows to achieve both high fidelity in predictions and high computational …

An investigation of subgrid mixing timescale modelling in LES of supersonic turbulent flames

J An, J Wei, J Zhanga, H Zhou, Z Ren - arXiv preprint arXiv:2306.10662, 2023 - arxiv.org
The predictive numerical simulation of supersonic turbulent combustion, in which the
turbulent intensity is high and the fuel/air mixture is near the flammability limit, remains …