Time-resolved particle image velocimetry

SJ Beresh - Measurement Science and Technology, 2021 - iopscience.iop.org
Time-resolved particle image velocimetry (TR-PIV) has become widespread in fluid
dynamics. Essentially a velocity field movie, the dynamic content provides temporal as well …

Reynolds number effects in shock-wave/turbulent boundary-layer interactions

L Laguarda, S Hickel, FFJ Schrijer… - Journal of Fluid …, 2024 - cambridge.org
We investigate Reynolds number effects in strong shock-wave/turbulent boundary-layer
interactions (STBLI) by leveraging a new database of wall-resolved and long-integrated …

Causality in the shock wave/turbulent boundary layer interaction

K Sasaki, DC Barros, AVG Cavalieri, L Larchevêque - Physical Review Fluids, 2021 - APS
In shock wave/boundary layer interactions, two mechanisms have been recognized to drive
the low-frequency unsteadiness of the reflected shock: upstream boundary layer forcing and …

Influence of a microramp array on a hypersonic shock-wave/turbulent boundary-layer interaction

AM Schreyer, D Sahoo, OJH Williams, AJ Smits - AIAA Journal, 2021 - arc.aiaa.org
Experiments were performed to study the effects of an array of microramp sub-boundary-
layer vortex generators on a hypersonic shock/turbulent boundary-layer interaction. Two …

Investigating shear-layer instabilities in supersonic impinging jets using dual-time particle image velocimetry

T Sikroria, R Sandberg, A Ooi, S Karami, J Soria - AIAA Journal, 2022 - arc.aiaa.org
Flow unsteadiness in supersonic impinging jets due to the aeroacoustic feedback can lead
to practical problems like ground erosion in short takeoff and vertical landing aircraft, high …

Effects of favourable downstream pressure gradients on separated shock-wave/boundary-layer interactions

L Larchevêque, DP Ramaswamy… - International Journal of …, 2023 - Elsevier
Shock-wave/boundary-layer interactions (SWBLI) strongly influence the aerodynamic
behaviour of many aerospace, propulsion and transportation systems. They have therefore …

Experimental investigation of two hypersonic shock/turbulent boundary-layer interactions

AM Schreyer, D Sahoo, OJH Williams, AJ Smits - AIAA journal, 2018 - arc.aiaa.org
Experiments were performed to study two compression corner interactions at Mach 7.2 and
at a Reynolds number based on a momentum thickness of 3500. Turning angles were …

Development of a nanoscale hot-wire probe for supersonic flow applications

K Kokmanian, S Scharnowski, M Bross, S Duvvuri… - Experiments in …, 2019 - Springer
A new nanoscale thermal anemometry probe (NSTAP) was designed and fabricated to
measure mass flux in supersonic flows. This sensor was evaluated in the Trisonic Wind …

Heat transfer measurements of a nanoscale hot-wire in supersonic flow

K Kokmanian, DC Barros, M Hultmark, P Dupont - Experiments in Fluids, 2021 - Springer
Upon its development and initial characterization, the supersonic variant of the nanoscale
thermal anemometry probe (S-NSTAP) was deployed in a supersonic wind tunnel facility …

Dynamic Regulation Process of the Variable-Geometry Power Turbine

R Guan, J Tian, C Liu, J Xu - Journal of Propulsion and Power, 2023 - arc.aiaa.org
In this paper, the dynamic regulating process of a variable-geometry power turbine is
investigated through wind-tunnel experiments. Particle image velocimetry is used to obtain …