[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 …
simulations. The operating point is chosen to be fuel-rich and at high pressure to recreate a …
Correlation of wall heat loss with quenching distance for premixed H2/Air flames during unsteady Flame-Wall interaction
Flame-wall interaction (FWI) of a laminar, premixed hydrogen/air flame perturbed by a
pulsating inflow with excitation frequency (f) is investigated using fully resolved simulations …
pulsating inflow with excitation frequency (f) is investigated using fully resolved simulations …
[HTML][HTML] A numerical study on premixed laminar ammonia/air flames enriched with hydrogen: An analysis on flame–wall interaction
Ammonia (NH 3) has been recognized as a potential carbon-free synthetic fuel of the near
future. To enhance its low reactivity, one practical option is to blend it with hydrogen (H 2). In …
future. To enhance its low reactivity, one practical option is to blend it with hydrogen (H 2). In …
Forced ignition of premixed cool and hot DME/air flames in a laminar counterflow
Recently, low-temperature chemistry (LTC) and LTC-induced cool flames have attracted
extensive interest since they can substantially influence the ignition process and accelerate …
extensive interest since they can substantially influence the ignition process and accelerate …
[HTML][HTML] The role of thermodiffusion and dimensionality in the formation of cellular instabilities in hydrogen flames
Hydrogen is quickly becoming one of the most important fuels for combustion applications.
However, compared to conventional hydro-carbon flames, the high diffusivity of hydrogen …
However, compared to conventional hydro-carbon flames, the high diffusivity of hydrogen …
[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 …
Can flamelet manifolds capture the interactions of thermo-diffusive instabilities and turbulence in lean hydrogen flames?—An a-priori analysis
Flamelet-based methods are extensively used in modeling turbulent hydrocarbon flames.
However, these models have yet to be established for (lean) premixed hydrogen flames …
However, these models have yet to be established for (lean) premixed hydrogen flames …
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 …
are conducted to investigate the turbulent mixing burning of gaseous propellants in rocket …
Effect of H2 addition on NH3 flame structure and dynamics in a mixing layer
Hydrogen addition has been widely used to improve the combustion performance of low-
reactivity fuels such as NH 3. In this study, a series of two-dimensional NH 3/H 2 flames in …
reactivity fuels such as NH 3. In this study, a series of two-dimensional NH 3/H 2 flames in …
Simulating cross-scale flow dynamics around offshore monopile foundations with a GFD-CFD coupled model
J Pang, J Ge, Y Tao, Q Zhou, Z Zhou - Ocean Engineering, 2024 - Elsevier
Flow dynamics are complex and undergo significant impact from offshore engineering
infrastructures, such as wind turbines, involving interactions across different temporal and …
infrastructures, such as wind turbines, involving interactions across different temporal and …