Comparative review of the chemical dynamics underlying five models of ammonia fuel oxidation

S Rabbani, DM Manias, DC Kyritsis, DA Goussis - Fuel, 2023 - Elsevier
Five frequently employed chemical kinetics mechanisms for ammonia oxidation are
analyzed and compared, in the context of homogeneous adiabatic autoignition. The analysis …

Impact of changing compression ratio on engine characteristics of an SI engine fueled with equi-volume blend of methanol and gasoline

BSN Prasad, JK Pandey, GN Kumar - Energy, 2020 - Elsevier
In the present investigation, experiments were conducted in wide open throttle condition
(WOT) for different speed ranging from 1200 rpm to 1800 rpm at an interval of 200 on a …

PyCSP: A Python package for the analysis and simplification of chemically reacting systems based on Computational Singular Perturbation

RM Galassi - Computer Physics Communications, 2022 - Elsevier
PyCSP is a Python package for the analysis and simplification of chemically reacting
systems, using algorithms based on the Computational Singular Perturbation (CSP) theory …

Development of a reduced four-component (toluene/n-heptane/iso-octane/ethanol) gasoline surrogate model

Y Li, A Alfazazi, B Mohan, EA Tingas, J Badra, HG Im… - Fuel, 2019 - Elsevier
The prospect of blending gasoline fuel with ethanol is being investigated as a potential way
to improve the knock residence of the base gasoline. However, one of the drawbacks is a …

Investigation of the turbulent flame structure and topology at different Karlovitz numbers using the tangential stretching rate index

DM Manias, EA Tingas, FEH Pérez, RM Galassi… - Combustion and …, 2019 - Elsevier
Turbulent premixed flames at high Karlovitz numbers exhibit highly complex structures in
different reactive scalar fields to the extent that the definition of the flame front in an …

Experimental study of the effect of structural differences in the composition of kerosene-like blended fuels on low-temperature autoignition in a constant volume …

Q Zhang, Y Han, K Zhang, L Xu, X Sun, D Jia - Journal of the Energy …, 2024 - Elsevier
The cold start performance of compression ignition engines at high altitudes is expected to
be improved by means of fuel design involving kerosene-like blended fuels. In this study, the …

Machine Learning of ignition delay times under dual-fuel engine conditions

W Han, Z Sun, A Scholtissek, C Hasse - Fuel, 2021 - Elsevier
Dual-fuel (DF) compression ignition engines, which employ a high-reactivity pilot fuel (eg
diesel or DME) to ignite a low-reactivity lean premixed charge (eg methane/air), have been …

Topological and chemical characteristics of turbulent flames at mild conditions

DM Manias, EA Tingas, Y Minamoto, HG Im - Combustion and Flame, 2019 - Elsevier
Dominant physical processes that characterize the combustion of a lean methane/air
mixture, diluted with exhaust gas recirculation (EGR), under turbulent MILD premixed …

Dominant dynamics of n-butanol/air autoignition and the influence of additives

S Rabbani, DM Manias, DC Kyritsis, DA Goussis - Combustion and Flame, 2022 - Elsevier
Abstract The algorithm of Computational Singular Perturbation is used in order to study
autoignition dynamics and formaldehyde emission during isochoric, adiabatic n-butanol …

Chemical dynamics of the autoignition of near-stoichiometric and rich methanol/air mixtures

S Rabbani, DM Manias, DC Kyritsis… - … Theory and Modelling, 2022 - Taylor & Francis
The homogeneous, isochoric and adiabatic autoignition of rich methanol mixtures is
analysed using algorithmic tools of Computational Singular Perturbation. It is shown that …