[HTML][HTML] Analysis of turbulent mixing in a methane–oxygen recessed injector for space propulsion
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 …
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
High-fidelity direct numerical simulations are conducted to investigate combustion
performance in high-pressure methane-oxygen diffusion flames with different inlet …
performance in high-pressure methane-oxygen diffusion flames with different inlet …
Interactions between flame topology and turbulent transport in high-pressure premixed combustion
Direct numerical simulations of a turbulent premixed stoichiometric methane-oxygen flame
were conducted. The chosen combustion pressure was 20 bar, to resemble conditions …
were conducted. The chosen combustion pressure was 20 bar, to resemble conditions …
[HTML][HTML] Analysis of periodic synthetic turbulence generation and development for direct numerical simulations applications
The generation of periodic synthetic turbulence through superposition of Fourier modes is
investigated. The introduction of directional biases and mismatches in the second-order …
investigated. The introduction of directional biases and mismatches in the second-order …
Turbulent combustion statistics in a diffusion flame for space propulsion applications
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 …
propulsion applications is explored. With this goal in mind, the combustion near the injection …
Supervised learning mixing characteristics of film cooling in a rocket combustor using convolutional neural networks
Abstract Machine learning approach has been applied previously to physical problem such
as complex fluid flows. This paper presents a method of using convolutional neural networks …
as complex fluid flows. This paper presents a method of using convolutional neural networks …
[HTML][HTML] Analysis of turbulence generation and dissipation in shear layers of methane–oxygen diffusion flames using direct numerical simulations
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 …
setup. The operating regime and turbulence characteristics are chosen to resemble those of …
Mixture fraction statistics in methane-oxygen turbulent combustion for space propulsion
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 …
unsteady reactive solver EBI-DNS. The results are used to investigate the statistics of the …
RANS based numerical simulation of a GCH4/GO2 rocket engine combustion chamber with film cooling and improvement of wall heat flux prediction
J Liu, S Zhang, J Wei, OJ Haidn - Applied Thermal Engineering, 2023 - Elsevier
Methane/Oxygen rocket engine is becoming one of the most promising rocket engines today
due to its cost-effectiveness and reusability. In the design process of rocket engines, cooling …
due to its cost-effectiveness and reusability. In the design process of rocket engines, cooling …
[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 …
mixing and combustion performance of gaseous methane—oxygen injection systems. The …