Transcritical diffuse-interface hydrodynamics of propellants in high-pressure combustors of chemical propulsion systems

L Jofre, J Urzay - Progress in Energy and Combustion Science, 2021 - Elsevier
Rocket engines and high-power new generations of gas-turbine jet engines and diesel
engines oftentimes involve the injection of one or more reactants at subcritical temperatures …

Measurement in opaque flows: a review of measurement techniques for dispersed multiphase flows

C Poelma - Acta Mechanica, 2020 - Springer
A review is presented of measurement techniques to characterise dispersed multiphase
flows, which are not accessible by means of conventional optical techniques. The main …

On the transcritical mixing of fuels at diesel engine conditions

C Crua, J Manin, LM Pickett - Fuel, 2017 - Elsevier
Whilst the physics of both classical evaporation and supercritical fluid mixing are reasonably
well characterized and understood in isolation, little is known about the transition from one to …

Pyrolysis of binary fuel mixtures at supercritical conditions: A ReaxFF molecular dynamics study

C Ashraf, S Shabnam, A Jain, Y Xuan, ACT van Duin - Fuel, 2019 - Elsevier
Combustion devices such as rocket engines, gas turbines and HCCI engines frequently
operate at a pressure higher than the critical pressure of the fuel or the oxidizer. This …

Phase transitions of multi-component fuel droplets under sub-and supercritical conditions

Y Gong, G Xiao, X Ma, KH Luo, S Shuai, H Xu - Fuel, 2021 - Elsevier
For a multi-component hydrocarbon mixture under supercritical conditions, the mechanism
and criterion for the transition of the dominant mixing mode from evaporation to diffusion are …

[HTML][HTML] Clean combustion: Chemistry and diagnostics for a systems approach in transportation and energy conversion

K Kohse-Höinghaus - Progress in Energy and Combustion Science, 2018 - Elsevier
This perspective article intends to show opportunities and provide food for discussion
regarding some specific developments in the field of combustion. It reflects the author's …

[HTML][HTML] A molecular dynamics study of evaporation mode transition of hydrocarbon fuels under supercritical conditions

Y Gong, X Ma, KH Luo, H Xu, S Shuai - Combustion and Flame, 2022 - Elsevier
The mode transition of evaporation for single-and multi-component hydrocarbon fuels is
investigated at the molecular level. This study scrutinizes first the subcritical and supercritical …

Understanding the breakdown of classic two-phase theory and spray atomization at engine-relevant conditions

RN Dahms - Physics of Fluids, 2016 - pubs.aip.org
A generalized framework for multi-component liquid injections is presented to understand
and predict the breakdown of classic two-phase theory and spray atomization at engine …

Atomic-level insights into transition mechanism of dominant mixing modes of multi-component fuel droplets: From evaporation to diffusion

Y Gong, KH Luo, X Ma, S Shuai, H Xu - Fuel, 2021 - Elsevier
For a multi-component hydrocarbon mixture under supercritical conditions, especially for
fuels injected into compression ignition engines, the mechanism for the transition of the …

Numerical modeling of transcritical and supercritical fuel injections using a multi-component two-phase flow model

BM Ningegowda, FNZ Rahantamialisoa, A Pandal… - Energies, 2020 - mdpi.com
In the present numerical study, implicit large eddy simulations (LES) of non-reacting multi-
components mixing processes of cryogenic nitrogen and n-dodecane fuel injections under …