Ignition of turbulent non-premixed flames

E Mastorakos - Progress in energy and combustion science, 2009 - Elsevier
The initiation of turbulent non-premixed combustion of gaseous fuels through autoignition
and through spark ignition is reviewed, motivated by the increasing relevance of these …

Interpretable data-driven methods for subgrid-scale closure in LES for transcritical LOX/GCH4 combustion

WT Chung, AA Mishra, M Ihme - Combustion and Flame, 2022 - Elsevier
Although data-driven methods have shown high accuracy as closure models for simulating
turbulent flames, these models are often criticized for lack of physical interpretability …

Modeling autoignition of a turbulent methane jet by the conditional moment closure model

SH Kim, KY Huh, RA Fraser - Proceedings of the Combustion Institute, 2000 - Elsevier
Autoignition of a turbulent methane jet has been studied by the first-order conditional
moment closure (CMC) model with the detailed chemical reaction mechanism GRI Mech 3.0 …

Numerical investigation of the autoignition of turbulent gaseous jets in a high-pressure environment using the multiple-RIF model

SK Kim, Y Yu, J Ahn, YM Kim - Fuel, 2004 - Elsevier
The autoignition and subsequent flame propagation of initially nonpremixed turbulent
system have been numerically investigated. The unsteady flamelet modeling based on the …

Study of autoignition of natural gas in diesel environments using computational fluid dynamics with detailed chemical kinetics

H Bi, AK Agrawal - Combustion and flame, 1998 - Elsevier
In this work, fluid flow and detailed chemical kinetic calculations were combined as a step
along the way to understand the ignition process of natural gas (NG) in diesel environments …

Conditional moment closure (CMC) applied to autoignition of high pressure methane jets in a shock tube

AE Sayed, CB Devaud - Combustion Theory and Modelling, 2008 - Taylor & Francis
Autoignition of non-premixed methane–air mixtures is investigated using first-order
Conditional Moment Closure (CMC). Turbulent velocity and mixing fields simulations are …

PDF modelling of spray autoignition in high pressure turbulent flows

M Zhu, KNC Bray, B Rogg - Combustion science and technology, 1996 - Taylor & Francis
This paper presents a computational study of spray autoignition under conditions similar to
those found in Diesel engines. Specifically, liquid n-heptane is injected into a quiescent, hot …

Supersonic liquid diesel fuel jets: Generation, shock wave characteristics, auto-ignition feasibilities.

K Pianthong - 1977 - elibrary.ru
It is well known that high-speed liquid jetting is one of the most powerful techniques
available to cut or penetrate material. Recently, it has been conjectured that high-speed …

[PDF][PDF] Hydrogen autoignition in a turbulent duct flow: experiments and modelling

E Mastorakos, C Markides… - Proceedings of the 12th …, 2003 - researchgate.net
This paper presents experimental data on the autoignition of hydrogen jets in a turbulent co-
flow of hot air and associated modelling using the Conditional Moment Closure. The aim is …

Numerical prediction of the autoignition delay in a diesel-like environment by the conditional moment closure model

SH Kim, KY Huh, RA Fraser - SAE transactions, 2000 - JSTOR
The autoignition delay of a turbulent methane jet in a Diesel-like environment is calculated
by the conditional moment closure (CMC) model. Methane is injected into hot air in a …