State-of-the-art modeling of two-stage auto-ignition: Turbulence, evaporation and chemistry effects

Y Zhang, Q Peng, C Wang, Y Huang, P Zhou… - Energy Conversion and …, 2023 - Elsevier
Internal combustion engines are the dominant power sources in transport, accounting for
significant amounts of fuel consumption and pollutant emissions. Low-temperature …

Importance of turbulence-chemistry interactions at low temperature engine conditions

P Kundu, MM Ameen, S Som - Combustion and Flame, 2017 - Elsevier
The role of turbulence-chemistry interaction in autoignition and flame stabilization is
investigated for spray flames at low temperature combustion (LTC) conditions by performing …

Effects of turbulence-chemistry interactions on auto-ignition and flame structure for n-dodecane spray combustion

Y Zhang, H Wang, A Both, L Ma… - Combustion Theory and …, 2019 - Taylor & Francis
The Engine Combustion Network (ECN) spray A under diesel engine conditions is
investigated with a non-adiabatic 5D Flamelet Generated Manifolds (FGM) model with the …

An SMLD joint PDF model for turbulent non-premixed combustion using the flamelet progress-variable approach

A Coclite, G Pascazio, P De Palma, L Cutrone… - Flow, turbulence and …, 2015 - Springer
This paper provides an improved flamelet/progress variable (FPV) model for the simulation
of turbulent combustion, employing the statistically most likely distribution (SMLD) approach …

Direct numerical simulation of H2/air combustion with composition stratification in a constant volume enclosure relevant to HCCI engines

F Zhang, HF Liu, R Yu, M Yao, XS Bai - International Journal of Hydrogen …, 2016 - Elsevier
Two-dimensional direct numerical simulation (2-D DNS) is used to investigate the effect of
turbulence intensity and composition stratification on H 2/air mixture auto-ignition in a …

Analytical and numerical study of near-field ignition of H2/air by injection of hot gas

ME Feyz, VR Hasti, JP Gore, MR Nalim - Combustion and Flame, 2020 - Elsevier
Ignition initiation by a turbulent hot jet involves complex transport and chemical processes
with disparate and sensitive time scales. Its understanding is important for improved ignition …

Flame structure transition and instability excitation by pilot fuel in a centrally staged combustor

P Fu, S Li, L Hou, Q Wen, J Li, H Ma - Physics of Fluids, 2025 - pubs.aip.org
The pilot stage plays a crucial role in central-staged combustion technology. This study
aimed to investigate the impact of the jet-type pilot stage on the flame structure and …

Computing supersonic non-premixed turbulent combustion by an SMLD flamelet progress variable model

A Coclite, L Cutrone, M Gurtner, P De Palma… - International Journal of …, 2016 - Elsevier
This paper presents a statistically more likely distribution (SMLD) approach for the
evaluation of the presumed probability density function (PDF) in flamelet progress variable …

Effect of heat loss on propagation limits of combustion fronts in heterogeneous mixtures

NT Bharat, DP Mishra, MK Gundawar - Combustion Science and …, 2020 - Taylor & Francis
The effect of heat loss on the propagation limits of combustion front is studied by considering
one-dimensional chain of discrete point sources using two systems, namely (i) periodic and …

Are “2D DNS” results of turbulent fuel/air mixing layers useful for assessing subgrid-scale models?

MM Ameen, J Abraham - Numerical Heat Transfer, Part A …, 2016 - Taylor & Francis
ABSTRACT Direct Numerical Simulations (DNS) are frequently used to evaluate subgrid-
scale models, but for practical flows full three-dimensional (3D) DNS is often computationally …