Computation and flow visualization in high-speed aerodynamics

A Hadjadj, A Kudryavtsev - Journal of turbulence, 2005 - Taylor & Francis
This paper relates to numerical simulations and flow visualizations of internal and external
high-speed aerodynamics. Fully compressible Navier–Stokes solvers using high-order …

Shock wave attenuation by grids and orifice plates

A Britan, O Igra, G Ben-Dor, H Shapiro - Shock Waves, 2006 - Springer
The interaction of weak shock waves with porous barriers of different geometries and
porosities is examined. Installing a barrier inside the shock tube test section will cause the …

Numerical investigations of transient nozzle flow separation

A Chaudhuri, A Hadjadj - Aerospace Science and Technology, 2016 - Elsevier
Large-eddy simulations (LES) are carried out to investigate the shock induced transient flow
through a planar nozzle mimicking a shock tube experimental setup at shock Mach number …

Starting process in a large-scale shock tunnel

Y Wang, Z Hu, Y Liu, Z Jiang - AIAA Journal, 2016 - arc.aiaa.org
The starting process of the flow in an expansion nozzle (nominal Mach number 6) with an
outlet diameter of 1.5 m and 8.9 m length, which is used for a large-scale hypersonic shock …

Numerical investigation of transient nozzle flow

AS Mouronval, A Hadjadj, AN Kudryavtsev… - Shock Waves, 2003 - Springer
The starting process of two-dimensional and axisymmetric nozzle flows has been
investigated numerically. Special attention has been paid to the early phase of the starting …

Computation of flows in supersonic wind-tunnels

S Mittal, S Yadav - Computer methods in applied mechanics and …, 2001 - Elsevier
Results are presented for finite-element computation of flows in supersonic wind-tunnels. It
is demonstrated that the stabilized finite-element methods can be utilized to design and …

[图书][B] Impulse generation by detonation tubes

MA Cooper - 2004 - search.proquest.com
Impulse generation with gaseous detonation requires conversion of chemical energy into
mechanical energy. This conversion process is well understood in rocket engines where the …

Simulation of the starting flow in a wedge–like nozzle

O Igra, L Wang, J Falcovitz, O Amann - Shock Waves, 1998 - Springer
The starting process of the flow in a wedge-like expansion nozzle of a shock tunnel is
simulated by an unsplit 2-D GRP scheme on an unstructured grid. The scheme is briefly …

The effect of increased throat size on the nozzle-supply flow in reflected shock tunnels

RW Whitside, WYK Chan, MK Smart, RG Morgan - Shock Waves, 2021 - Springer
The operation of free-piston-driven reflected shock tunnels has largely observed the rule of
thumb that the nozzle throat diameter should not exceed one third the shock-tube diameter …

Electron beam-driven MHD for the RDHWT/MARIAH II hypersonic wind tunnel

G Simmons, G Nelson, JL Cambier… - … and Ground Testing …, 2000 - arc.aiaa.org
ABSTRACT The USAF Radiatively Driven Hypersonic Wind Tunnel (RDHWT)/
Magnetohydrodynamic Accelerator Research Into Advanced Hypersonics (MARIAH II) …