The partially stirred reactor model for combustion closure in large eddy simulations: Physical principles, sub-models for the cell reacting fraction, and open challenges

A Péquin, S Iavarone, R Malpica Galassi, A Parente - Physics of Fluids, 2022 - pubs.aip.org
For their ability to account for finite-rate chemistry, reactor-based models are well suited
Turbulence–Chemistry Interactions (TCI) Sub-Grid Scale (SGS) closures for Large Eddy …

[HTML][HTML] Driving mechanisms of high-cetane number, synthetic fuel autoignition: The case of OME2− 4

MI Radaideh, DC Kyritsis, DA Goussis - Journal of Cleaner Production, 2023 - Elsevier
Oxymethylene dimethyl ethers (CH 3 O (CH 2 O) x CH 3 or OME x) are potential synthetic
substitutes of diesel and jet fuel that can be acquired through CO 2 recycling and have the …

[HTML][HTML] Evaluation of chemical kinetic models for simulations of hydrogen detonations by comparison with experimental data

V Sankar, KP Chatelain, DA Lacoste - Applications in Energy and …, 2025 - Elsevier
Two-dimensional numerical simulations of a weakly unstable detonation mixture 2 H 2+ O
2+ 3. 76 Ar at 20 kPa and 295 K were performed using our validated OpenFOAM solver …

[HTML][HTML] Impact of chemical modeling on the numerical analysis of a LOx/GCH4 rocket engine pintle injector

L Lucchese, J Liberatori, D Cavalieri, D Simone… - Acta Astronautica, 2024 - Elsevier
Liquid rocket engines equipped with LOx/GCH4 pintle injectors represent a promising
technology when a large throttling capability is required. Still, limited amounts of data are …

Family of Skeletal Reaction Mechanisms for Methane–Oxygen Combustion in Rocket Propulsion

J Liberatori, R Malpica Galassi, D Bianchi… - Journal of Propulsion …, 2024 - arc.aiaa.org
Analyzing methane–oxygen rocket propellant combinations requires suitable modeling of
the major chemical reaction processes. Although several detailed kinetic mechanisms for …

Automated adaptive chemistry for Large Eddy Simulations of turbulent reacting flows

R Amaduzzi, G D'Alessio, P Pagani, A Cuoci… - Combustion and …, 2024 - Elsevier
Abstract Large Eddy Simulations (LES) of turbulent reacting flows carried out with detailed
kinetic mechanisms have a key role for the discovery of the physical and chemical …

Python tools for structural tasks in chemistry

FV Ryzhkov, YE Ryzhkova, MN Elinson - Molecular Diversity, 2024 - Springer
In recent decades, the use of computational approaches and artificial intelligence in the
scientific environment has become more widespread. In this regard, the popular and …

A combined PCA-CSP solver for dimensionality and stiffness reduction in reacting flow simulations

MR Malik, RM Galassi, M Valorani, HG Im - Proceedings of the Combustion …, 2024 - Elsevier
In reduced-order model (ROM) development for reacting flow simulations, data-driven
principal component analysis (PCA) for dimensionality reduction and the physics-based …

[HTML][HTML] OME2− 4/air mixtures: The structure and propagation mechanism of their laminar premixed flames

MI Radaideh, DM Manias, DC Kyritsis, DA Goussis - Fuel, 2024 - Elsevier
Oxymethylene dimethyl ethers (CH 3 O (CH 2 O) x CH 3 or OME x) are synthetic substitutes
of diesel and jet fuel. They can achieve soot-less combustion and have been shown to …

[HTML][HTML] Characteristic time scale as optimal input in Machine Learning algorithms: Homogeneous autoignition

MI Radaideh, S Rigopoulos, DA Goussis - Energy and AI, 2023 - Elsevier
Considering temporally evolving processes, the search for optimal input selection in
Machine Learning (ML) algorithms is extended here beyond (i) the readily available …