Extracting dominant turbulent structures in supersonic flow using two-dimensional Fourier transform
Sign Up to like & getrecommendations! Published in 2017 at "Experiments in Fluids"
DOI: 10.1007/s00348-017-2377-z
Abstract: A new image process for quantifying both convection velocities (UC) and scales (λd) of turbulent structures captured in a fast-framing schlieren movie is presented. We obtained 90 time-series schlieren images of a transverse jet into… read more here.
Keywords: supersonic flow; two dimensional; using two; fourier transform ... See more keywords
Filtered Rayleigh scattering mixing measurements of merging and non-merging streamwise vortex interactions in supersonic flow
Sign Up to like & getrecommendations! Published in 2018 at "Experiments in Fluids"
DOI: 10.1007/s00348-018-2521-4
Abstract: By introducing large-scale streamwise vortices into a supersonic flow it is possible to enhance the rate of mixing between two fluid streams. However, increased vorticity content alone does not explicitly serve as a predictor of… read more here.
Keywords: supersonic flow; rayleigh scattering; filtered rayleigh; streamwise vortex ... See more keywords
Supersonic flow control via plasma, electric and magnetic impacts
Sign Up to like & getrecommendations! Published in 2017 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2017.06.033
Abstract: Abstract The possibility to control the shock wave configuration by plasmagasdynamic (PGD), electrogasdynamic (EGD) and magnetohydrodynamic (MHD) methods is presented. In particular, the effects of gas discharges with different parameters on the position and shift… read more here.
Keywords: supersonic flow; plasma; control; shock wave ... See more keywords
Influence of repetitive laser pulse energy depositions on supersonic flow over a sphere, cone and oblate spheroid
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.02.005
Abstract: Abstract In this work, numerical simulation of active flow control of high speed flows by means of unsteady laser energy deposition was conducted. Supersonic flow over a sphere, cone and oblate spheroid was studied. The… read more here.
Keywords: supersonic flow; laser; energy; deposition ... See more keywords
The supersonic flow onto a curved wedge with magnetic effect
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Mathematical Analysis and Applications"
DOI: 10.1016/j.jmaa.2019.04.036
Abstract: Abstract In this paper, for the two-dimensional (2D) steady compressible magnetohydrodynamic equations, we construct a global piecewise smooth solution for a supersonic flow past a wedge with a large bended boundary. The uniform bounds are… read more here.
Keywords: supersonic flow; onto curved; wedge; solution ... See more keywords
Supersonic flow around a cylinder with a permeable high-porosity insert: experiment and numerical simulation
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2019.165
Abstract: Results of experimental and numerical investigations of a supersonic flow around a cylinder with a frontal gas-permeable insert made of a high-porosity cellular material are presented. The measurements are performed in a T-327 supersonic blowdown… read more here.
Keywords: supersonic flow; cylinder; high porosity; flow around ... See more keywords
A note on supersonic flow control with nanosecond plasma actuator
Sign Up to like & getrecommendations! Published in 2018 at "Physics of Fluids"
DOI: 10.1063/1.5012054
Abstract: A concept study on supersonic flow control using nanosecond pulsed plasma actuator is conducted by means of numerical simulation. The nanosecond plasma discharge is characterized by the generation of a micro-shock wave in ambient air… read more here.
Keywords: supersonic flow; plasma actuator; flow control; control ... See more keywords
Computationally effective estimation of supersonic flow field around airfoils using sparse convolutional neural network
Sign Up to like & getrecommendations! Published in 2023 at "Fluid Dynamics Research"
DOI: 10.1088/1873-7005/acd7a0
Abstract: This work proposes an innovative approach for supersonic flow field modeling around airfoils based on sparse convolutional neural networks (SCNNs) and Bézier generative adversarial network (GAN), where (1) the SCNN model is built to end-to-end… read more here.
Keywords: network; convolutional neural; sparse convolutional; scnn model ... See more keywords
Case study of the additive manufacturing application in the supersonic flow researches
Sign Up to like & getrecommendations! Published in 2021 at "Rapid Prototyping Journal"
DOI: 10.1108/rpj-05-2020-0105
Abstract: Purpose The purpose of this paper is to demonstrate the aerodynamic behavior of a supersonic combustion test bench (SCTB) components, as the transition piece and the combustor of a scramjet (supersonic combustion ramjet), manufactured by… read more here.
Keywords: supersonic flow; study additive; additive manufacturing; flow ... See more keywords
Large Eddy Simulation of Film Cooling Over a Flat Plate in Supersonic Flow
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Thermal Science and Engineering Applications"
DOI: 10.1115/1.4049342
Abstract: In the present work, large eddy simulation (LES) was performed to access the film cooling performance in the supersonic flow over a flat plate with a perpendicular slot injection configuration. The study was carried out… read more here.
Keywords: film cooling; large eddy; supersonic flow; mach ... See more keywords
PHYSICAL AND MATHEMATICAL MODELING OF A SUPERSONIC FLOW AROUND BODIES WITH GAS-PERMEABLE POROUS INSERTS AT AN ANGLE OF ATTACK
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Mechanics and Technical Physics"
DOI: 10.1134/s0021894420050028
Abstract: Results of experimental and numerical modeling of a supersonic flow around a cylinder with a frontal gas-permeable high-porosity insert aligned at different angles of attack are presented. The experiments are performed in a supersonic wind… read more here.
Keywords: supersonic flow; angle attack; modeling supersonic; flow around ... See more keywords