Combustion machine learning: Principles, progress and prospects

M Ihme, WT Chung, AA Mishra - Progress in Energy and Combustion …, 2022‏ - Elsevier
Progress in combustion science and engineering has led to the generation of large amounts
of data from large-scale simulations, high-resolution experiments, and sensors. This corpus …

Premixed flames subjected to extreme turbulence: Some questions and recent answers

JF Driscoll, JH Chen, AW Skiba, CD Carter… - Progress in Energy and …, 2020‏ - Elsevier
It has been predicted that several changes will occur when premixed flames are subjected to
the extreme levels of turbulence that can be found in practical combustors. This paper is a …

Modeling of high-speed, methane-air, turbulent combustion, Part II: Reduced methane oxidation chemistry

R Xu, SS Dammati, X Shi, ES Genter, Z Jozefik… - Combustion and …, 2024‏ - Elsevier
A reduced, 12-species reaction model (FFCMy-12) is proposed for modeling high-speed
turbulent methane flames at high Karlovitz numbers. The model was derived from an early …

Structure and dynamics of highly turbulent premixed combustion

AM Steinberg, PE Hamlington, X Zhao - Progress in Energy and …, 2021‏ - Elsevier
Turbulent premixed combustion involves simultaneous and mutually interacting fluid,
chemical, and transport phenomena spanning a wide range of spatial and temporal scales …

Direct numerical simulations of a high Karlovitz number laboratory premixed jet flame–an analysis of flame stretch and flame thickening

H Wang, ER Hawkes, JH Chen, B Zhou, Z Li… - Journal of Fluid …, 2017‏ - cambridge.org
This article reports an analysis of the first detailed chemistry direct numerical simulation
(DNS) of a high Karlovitz number laboratory premixed flame. The DNS results are first …

The effects of turbulence on the flame structure and NO formation of ammonia turbulent premixed combustion at various equivalence ratios

T Tian, C Song, H Wang, C Xu, K Luo, J Fan - Fuel, 2023‏ - Elsevier
Ammonia is carbon-free and is regarded as a potential fuel to address global warming
issues. In this work, three-dimensional direct numerical simulations (DNS) of ammonia/air …

A comparison between direct numerical simulation and experiment of the turbulent burning velocity-related statistics in a turbulent methane-air premixed jet flame at …

H Wang, ER Hawkes, B Zhou, JH Chen, Z Li… - Proceedings of the …, 2017‏ - Elsevier
Abstract A three-dimensional (3D) direct numerical simulation (DNS) of an experimental
turbulent premixed jet flame at high Karlovitz number was studied. The DNS resolution …

Efficient time-step** techniques for simulating turbulent reactive flows with stiff chemistry

H Wu, PC Ma, M Ihme - Computer Physics Communications, 2019‏ - Elsevier
In this work, a set of techniques is developed for the efficient temporal integration of
compressible turbulent reacting flows with stiff chemistry. The proposed approach combines …

Statistics of local and global flame speed and structure for highly turbulent H2/air premixed flames

W Song, FEH Perez, EA Tingas, HG Im - Combustion and Flame, 2021‏ - Elsevier
A statistical analysis is conducted for turbulent hydrogen-air premixed flames at a range of
Karlovitz numbers up to 1,126 by direct numerical simulations (DNS) with detailed chemistry …

A direct numerical simulation study of flame structure and stabilization of an experimental high Ka CH4/air premixed jet flame

H Wang, ER Hawkes, JH Chen - Combustion and Flame, 2017‏ - Elsevier
In the present work, a direct numerical simulation (DNS) of an experimental high Karlovitz
number (Ka) CH 4/air piloted premixed flame was analyzed to study the inner structure and …