Autoignition flame dynamics in sequential combustors
This numerical study investigates the linear and non-linear flame dynamics in the second
stage of a sequential combustor, with methane fuel injection into vitiated hot gas. It focuses …
stage of a sequential combustor, with methane fuel injection into vitiated hot gas. It focuses …
Detailed validation of LES for H2/CH4/Air deflagrations in an obstructed tube using PIV measurements
L De Nardi, FAM Ramirez, Y Djebien, Q Douasbin… - Combustion and …, 2025 - Elsevier
This study offers a detailed validation of Large Eddy Simulation (LES) for lean H 2/CH 4/Air
deflagrations in an obstructed tube. An exhaustive validation is conducted against detailed …
deflagrations in an obstructed tube. An exhaustive validation is conducted against detailed …
[HTML][HTML] Large-Eddy Simulation of swirled flame stabilisation using NRP discharges at atmospheric pressure
In this work, the use of Nanosecond Repetitively Pulsed (NRP) discharges is investigated
numerically to improve the stabilisation of the flame in a swirl burner. The studied …
numerically to improve the stabilisation of the flame in a swirl burner. The studied …
Including analytically reduced chemistry (ARC) in CFD applications
Reacting numerical simulations today are often based on either fitted global reaction
schemes, comprised of a few empirical reactions, or pre-tabulated laminar flame solutions …
schemes, comprised of a few empirical reactions, or pre-tabulated laminar flame solutions …
LES investigation of cycle-to-cycle variation in a SI optical access engine using TFM-AMR combustion model
J Zembi, M Battistoni, SK Nambully… - … Journal of Engine …, 2022 - journals.sagepub.com
Multi-cycle large-eddy simulations (LES) are performed to investigate combustion cycle-to-
cycle variability (CCV) in a gasoline spark ignited optical access engine operating under …
cycle variability (CCV) in a gasoline spark ignited optical access engine operating under …
LES Modeling of High-Pressure Nitrogen Cross-Flow Jet Impact on Hydrogen-Air Deflagration
Abstract The Dynamic Thickened Flame (DTF) model has been widely used for Large Eddy
Simulations (LES) of reacting flows over the past decades. This numerical approach was …
Simulations (LES) of reacting flows over the past decades. This numerical approach was …
Extension of the Spectral Difference method to premixed laminar and turbulent combustion
Abstract A Spectral Difference (SD) algorithm on tensor-product elements which solves the
reacting compressible Navier–Stokes equations is presented. The classical SD algorithm is …
reacting compressible Navier–Stokes equations is presented. The classical SD algorithm is …
Modeling of spark ignition in gaseous mixtures using adaptive mesh refinement coupled to the thickened flame model
ES Garzon, C Mehl, O Colin - Combustion and Flame, 2023 - Elsevier
In standard LES of spark ignition using the thickened flame model (TFM) and a static mesh,
in other words without the use of adaptive mesh refinement (AMR), a progressive increase of …
in other words without the use of adaptive mesh refinement (AMR), a progressive increase of …
A strategy to couple thickened flame model and adaptive mesh refinement for the les of turbulent premixed combustion
C Mehl, S Liu, O Colin - Flow, Turbulence and Combustion, 2021 - Springer
A trend towards the increasing use of Adaptive Mesh Refinement (AMR) algorithms to
simulate combustion processes is observed in the recent literature. AMR is attractive as it …
simulate combustion processes is observed in the recent literature. AMR is attractive as it …
Large Eddy Simulations of complex multicomponent swirling spray flames in a realistic gas turbine combustor
Abstract Large Eddy Simulations of the realistic liquid fueled gas turbine combustor LOTAR
operated at ONERA are performed for two fuels; a conventional JetA-1 and an alternative …
operated at ONERA are performed for two fuels; a conventional JetA-1 and an alternative …