Gas–particle dynamics in high-speed flows
J Capecelatro, JL Wagner - Annual Review of Fluid Mechanics, 2024 - annualreviews.org
High-speed disperse multiphase flows are present in numerous environmental and
engineering applications with complex interactions between turbulence, shock waves, and …
engineering applications with complex interactions between turbulence, shock waves, and …
Modeling high-speed gas–particle flows relevant to spacecraft landings
J Capecelatro - International Journal of Multiphase Flow, 2022 - Elsevier
The interactions between rocket exhaust plumes and the surface of extraterrestrial bodies
during spacecraft landings involve complex multiphase flow dynamics that pose significant …
during spacecraft landings involve complex multiphase flow dynamics that pose significant …
Experimental investigation on compressible flow over a circular cylinder at Reynolds number of between 1000 and 5000
T Nagata, A Noguchi, K Kusama… - Journal of Fluid …, 2020 - cambridge.org
In the present study, a compressible low-Reynolds-number flow over a circular cylinder was
investigated using a low-density wind tunnel with time-resolved schlieren visualizations and …
investigated using a low-density wind tunnel with time-resolved schlieren visualizations and …
Direct numerical simulation of subsonic, transonic and supersonic flow over an isolated sphere up to a Reynolds number of 1000
T Nagata, T Nonomura, S Takahashi… - Journal of Fluid …, 2020 - cambridge.org
In the present study, compressible low-Reynolds-number flow past a stationary isolated
sphere was investigated by direct numerical simulations of the Navier–Stokes equations …
sphere was investigated by direct numerical simulations of the Navier–Stokes equations …
Density field reconstruction from time-series schlieren images via extended phase-consistent dynamic mode decomposition
T Shigeta, T Nagata, T Nonomura - Experiments in Fluids, 2023 - Springer
The extended phase-consistent dynamic mode decomposition (DMD) method, which
reconstructs density fields from density gradient fields in multiple directions, was developed …
reconstructs density fields from density gradient fields in multiple directions, was developed …
Parametric experimental studies on supersonic flow unsteadiness over a hemispherical spiked body
D Sahoo, SK Karthick, S Das, J Cohen - AIAA Journal, 2020 - arc.aiaa.org
Experimental studies are carried out to investigate the effects of the geometrical parameters
with a drag reducing spike on a hemispherical forebody in a supersonic freestream of M∞ …
with a drag reducing spike on a hemispherical forebody in a supersonic freestream of M∞ …
Aerothermodynamics of a sphere in a monatomic gas based on ab initio interatomic potentials over a wide range of gas rarefaction: transonic, supersonic and …
F Sharipov, AN Volkov - Journal of Fluid Mechanics, 2022 - cambridge.org
Aerothermodynamic characteristics of a sphere such as drag and energy transfer
coefficients are calculated for Mach numbers varying from 1 to 10 over a wide range of the …
coefficients are calculated for Mach numbers varying from 1 to 10 over a wide range of the …
Evaluation of optimization algorithms and noise robustness of sparsity-promoting dynamic mode decomposition
In the present study, we organize the existing sparsity-promoting dynamic mode
decomposition (DMDsp) in terms of noise robustness, propose faster optimization algorithm …
decomposition (DMDsp) in terms of noise robustness, propose faster optimization algorithm …
Laminar supersonic sphere wake unstable bifurcations
The laminar sphere unstable bifurcations are sought at a Mach number of M∞= 1.2. Global
stability performed on steady axisymmetric base flows determines the regular bifurcation …
stability performed on steady axisymmetric base flows determines the regular bifurcation …
Demonstration and verification of exact DMD analysis applied to double-pulsed schlieren image of supersonic impinging jet
The exact dynamic mode decomposition (DMD) was applied to the nonsequential image
dataset obtained by the double-pulsed schlieren measurement of a supersonic impinging …
dataset obtained by the double-pulsed schlieren measurement of a supersonic impinging …