The evolution of a jet with vortex-generating tabs: real-time visualization and quantitative measurements

MF Reeder, M Samimy - Journal of Fluid mechanics, 1996 - cambridge.org
An experimental study involving flow visualization and two-component LDV measurements
has been undertaken to elucidate the deformation of an axisymmetric jet (ReD≈ 1950 and …

Large-and small-scale vortical motions in a shear layer perturbed by tabs

JK Foss, K Zaman - Journal of Fluid Mechanics, 1999 - cambridge.org
The large-and small-scale vortical motions produced by 'delta tabs' in a two-stream shear
layer have been studied experimentally. An increase in mixing was observed when the base …

Experimental studies on the limiting tab

E Rathakrishnan - AIAA Journal, 2009 - arc.aiaa.org
DESIGN of large and fast jet-propelled aircraft and large booster rocket engines have
focused on noise problems. Difficulties in devising satisfactory solutions stem from the …

Experimental study on enhancement of supersonic twin-jet mixing by vortex generators

A Khan, S Akram, R Kumar - Aerospace Science and Technology, 2020 - Elsevier
Experimental results on the mean flow evolution and the control of single and twin
compressible jets at Mach 1.6 are presented. The jets issue from conical CD nozzles closely …

Corrugated tabs for supersonic jet control

BC Phanindra, E Rathakrishnan - AIAA journal, 2010 - arc.aiaa.org
Pc= pitot pressure Pe= nozzle exit pressure P0= setting chamber pressure R= distance
along the radial direction for uncontrolled jets X= axial distance along the x-axis x …

Numerical investigation of very low reynolds cross orifice jet for personalized ventilation applications in aircraft cabins

FI Bode, I Nastase - International Journal of Environmental Research and …, 2022 - mdpi.com
This study focuses on the numerical analysis of a challenging issue involving the regulation
of the human body's microenvironment through personalized ventilation. We intended to first …

Flow structures of a lobed mixer and effects of streamwise vortices on mixing enhancement

X Fang, C Shen, M Sun, RD Sandberg, P Wang - Physics of Fluids, 2019 - pubs.aip.org
Large-scale vortices downstream of a lobed mixer are investigated experimentally using a
nanoparticle-based planar laser scattering experimental system. The results are contrasted …

Supersonic jet flow control using semi-circular corrugated tabs

S Chidambaram - Aircraft Engineering and Aerospace Technology, 2019 - emerald.com
Purpose The purpose of this study is to increase the jet mixing effectiveness of Mach 1.6
axisymmetric jet using semi-circular corrugated triangular tabs (Tabs A, B and C), in which …

Truncated triangular tabs for supersonic-jet control

PA Kumar, E Rathakrishnan - Journal of Propulsion and Power, 2013 - arc.aiaa.org
An experimental investigation has been carried out to study the mixing-promoting efficiency
of triangular tabs with sharp and truncated vertices. The mixing promotion caused by two …

Triangular tabs for supersonic jet mixing enhancement

A Kumar, E Rathakrishnan - The Aeronautical Journal, 2014 - cambridge.org
The mixing promoting capability of right-angled triangular tab with sharp and truncated
vertex has been investigated by placing two identical tabs at the exit of a Mach 2 axi …