Recent developments in DNS of turbulent combustion

P Domingo, L Vervisch - Proceedings of the Combustion Institute, 2023 - Elsevier
The simulation of turbulent flames fully resolving the smallest flow scales and the thinnest
reaction zones goes along with specific requirements, which are discussed from …

Application of machine learning for filtered density function closure in MILD combustion

ZX Chen, S Iavarone, G Ghiasi, V Kannan… - Combustion and …, 2021 - Elsevier
A machine learning algorithm, the deep neural network (DNN) 1, is trained using a
comprehensive direct numerical simulation (DNS) dataset to predict joint filtered density …

Large Eddy Simulation of a dual swirl gas turbine combustor: Flame/flow structures and stabilisation under thermoacoustically stable and unstable conditions

ZX Chen, I Langella, N Swaminathan, M Stöhr… - Combustion and …, 2019 - Elsevier
A laboratory gas turbine model combustor with dual-swirler configuration is investigated
using Large Eddy Simulation (LES) with a flamelet subgrid combustion model. Two partially …

Progress in CFD simulation for ammonia-fueled internal combustion engines and gas turbines

NN Yao, YF Chen, LM Wei, QY Xu, WG Pan - Journal of the Energy Institute, 2024 - Elsevier
With the urgent demand for global carbon neutrality, ammonia is increasingly seen as a
promising alternative to traditional fossil fuels for use in internal combustion engines (ICEs) …

The effects of swirler vane configurations on the vortex-mixing interaction and combustion stability in a low-emission combustor

S Li, X Liu, Z Zhang, G Lv, E Liu, J Lu, H Zheng - Fuel, 2024 - Elsevier
Abstract Particle Image Velocimetry (PIV) measurements and Large Eddy Simulation (LES)
simulations are conducted for non-reacting and reacting flows to investigate the effects of …

[HTML][HTML] Application of a two-progress variable model for carbon monoxide emissions from turbulent premixed and partially premixed enclosed flames

JC Massey, Y Tanaka, N Swaminathan - Combustion and Flame, 2023 - Elsevier
A large eddy simulation study is undertaken with the objective of improving carbon
monoxide (CO) estimations compared to measurements of enclosed turbulent flames in …

Investigation on unsteady formation and evolution of high-temperature zone in a staged swirl combustor

D Li, W Zhang, G Hu, W Jin, J Wang, Z Huang - Applied Thermal …, 2024 - Elsevier
The high-temperature zone of a laboratory staged swirl gas turbine combustor was studied
under different Stratification Ratios (SR) based on experimentally validated Large Eddy …

Modelling heat loss effects in the large eddy simulation of a lean swirl-stabilised flame

JC Massey, ZX Chen, N Swaminathan - Flow, Turbulence and …, 2021 - Springer
The flame in a gas turbine model combustor close to blow-off is studied using large eddy
simulation with the objective of investigating the sensitivity of including different heat loss …

Differential diffusion modelling for LES of premixed and partially premixed flames with presumed FDF

G Ferrante, G Eitelberg, I Langella - Combustion Theory and …, 2024 - Taylor & Francis
Large eddy simulations (LES) with flamelet and presumed filtered density function closure
are used to simulate turbulent premixed and partially premixed hydrogen flames. Different …

[HTML][HTML] LES of the Sandia flame series DF using the Eulerian stochastic field method coupled with tabulated chemistry

D Yifan, XIA Zhixun, MA Likun, LUO Zhenbing… - Chinese Journal of …, 2020 - Elsevier
In this paper, the Eulerian Stochastic Field (ESF) model in the Transported Probability
Density Function (TPDF) class model is combined with the Flamelet Generated Manifolds …