[HTML][HTML] Analysis of turbulent mixing in a methane–oxygen recessed injector for space propulsion

D Martinez-Sanchis, A Sternin, A Jocher, O Haidn - Physics of Fluids, 2023 - pubs.aip.org
Turbulent mixing in a methane–oxygen recessed injector is studied using direct numerical
simulations. The operating point is chosen to be fuel-rich and at high pressure to recreate a …

The role of turbulence in the characteristic velocity and length of rocket combustors

D Martinez-Sanchis, A Sternin, T Santese… - Aerospace Science and …, 2023 - Elsevier
High-fidelity direct numerical simulations are conducted to investigate combustion
performance in high-pressure methane-oxygen diffusion flames with different inlet …

Interactions between flame topology and turbulent transport in high-pressure premixed combustion

D Martínez-Sanchis, A Sternin, K Tagscherer… - Flow, Turbulence and …, 2022 - Springer
Direct numerical simulations of a turbulent premixed stoichiometric methane-oxygen flame
were conducted. The chosen combustion pressure was 20 bar, to resemble conditions …

Turbulent combustion statistics in a diffusion flame for space propulsion applications

D Martinez-Sanchis, A Sternin, O Haidn, M Tajmar - Physics of Fluids, 2022 - pubs.aip.org
The usage of direct numerical simulations for research of turbulent combustion for space
propulsion applications is explored. With this goal in mind, the combustion near the injection …

[HTML][HTML] Analysis of turbulence generation and dissipation in shear layers of methane–oxygen diffusion flames using direct numerical simulations

D Martinez-Sanchis, S Banik, A Sternin, D Sternin… - Physics of …, 2022 - pubs.aip.org
A turbulent methane–oxygen diffusion flame is studied using a direct numerical simulation
setup. The operating regime and turbulence characteristics are chosen to resemble those of …

Direct numerical simulation of hypersonic wall-bounded turbulent flows: An improved inflow boundary condition and applications

F Mo, Q Li, L Zhang, Z Gao - Physics of Fluids, 2023 - pubs.aip.org
In this paper, the method of generating inflow turbulence based on turbulence fluctuation
library (TFL) in direct numerical simulation (DNS) of the hypersonic turbulent boundary layer …

Mixture fraction statistics in methane-oxygen turbulent combustion for space propulsion

D Martinez-Sanchis, A Sternin… - Aerospace Science and …, 2023 - Elsevier
Two high-pressure turbulent non-premixed methane-oxygen flames are simulated using the
unsteady reactive solver EBI-DNS. The results are used to investigate the statistics of the …

[HTML][HTML] Effects of injection recess in methane turbulent combustion for space propulsion

D Martinez-Sanchis, A Sternin, O Haidn, A Jocher - Physics of Fluids, 2024 - pubs.aip.org
Direct numerical simulations (DNS) are conducted to analyze the effect of recess in the
mixing and combustion performance of gaseous methane—oxygen injection systems. The …

An eddy dissipation concept performance study for space propulsion applications

D Martinez-Sanchis, A Sternin, J Shvab, O Haidn, X Hu - Aerospace, 2022 - mdpi.com
In this study, Direct Numerical Simulations (DNS) of a turbulent diffusion flame are
conducted to investigate the performance of the Eddy Dissipation Concept in turbulent …

Combustion regimes in turbulent non-premixed flames for space propulsion

D Martinez-Sanchis, A Sternin, O Haidn, M Tajmar - Aerospace, 2023 - mdpi.com
Direct numerical simulations of non-premixed fuel-rich methane–oxygen flames at 20 bar
are conducted to investigate the turbulent mixing burning of gaseous propellants in rocket …