Shock-dominated flow control by plasma array: Pressure analysis including pressure-sensitive paint visualization

S Elliott, M Hasegawa, H Sakaue, S Leonov - Experimental Thermal and …, 2022 - Elsevier
This work is focused on the experimental characterization of shock-dominated flow
structures, parameters, and dynamics under control by a filamentary plasma array. Testing …

On defect minimization caused by oxide phase formation in laser powder bed fusion

AA Okunkova, SR Shekhtman, AS Metel, NA Suhova… - Metals, 2022 - mdpi.com
The article is devoted to the compressive review of the defects observed in the products of
the machinery usage made mainly of anti-corrosion steels of the martensite-austenite group …

Triggering shock wave positions by patterned energy deposition

P Andrews, P Lax, S Leonov - Energies, 2022 - mdpi.com
The problem considered in this work is shock wave (SW) positioning control in shock-
dominated flows. Experiments are conducted to investigate the triggering effect of patterned …

Flow characterization at heated air supersonic facility sbr-50

P Andrews, P Lax, S Elliott, A Firsov, S Leonov - Fluids, 2022 - mdpi.com
The supersonic wind tunnel facility SBR-50 at the University of Notre Dame was built in 2015
for experimental research related to shock wave (SW) interactions with obstacles and …

Longitudinal DC Discharge in a Supersonic Flow: Numerical Simulation and Experiment

A Firsov, V Bityurin, D Tarasov, A Dobrovolskaya… - Energies, 2022 - mdpi.com
This work focuses on detailed descriptions of DC discharge properties in supersonic airflow
and its applicability in combustion simulations. Due to the complexity of obtaining most of the …

Plasma-based experimental investigation of double compression ramp shock wave/boundary layer interaction control

CB Zhang, HS Yang, H Liang… - Journal of Physics D …, 2022 - iopscience.iop.org
An experimental investigation on the control effects of the high-frequency streamwise pulsed
arc discharge array (HS-PADA) on the double compression ramp shock wave/boundary …

Control of shock positions in a supersonic duct by plasma array

S Elliott, P Lax, SB Leonov - AIAA SCITECH 2022 Forum, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-2553. vid The results of an
experimental study of shock train control by a patterned electrical discharge are discussed …

[HTML][HTML] Interaction of the Shock Train Leading Edge and Filamentary Plasma in a Supersonic Duct

LC Hahn, PA Lax, SC Morris, SB Leonov - Fluids, 2024 - mdpi.com
Quasi-direct current (Q-DC) filamentary electrical discharges are used to control the shock
train in a back-pressured Mach 2 duct flow. The coupled interaction between the plasma …

Experimental investigation on the control of hypersonic shock wave/boundary layer interaction using surface arc plasma actuators at double compression corner

B Yang, H Yang, C Zhang, N Zhao, H Liang, D Zhang - Aerospace, 2023 - mdpi.com
Compression corner shock wave/boundary layer interaction (SWBLI) is a typical shock
wave/boundary layer interaction (SWBLI) problem in supersonic/hypersonic flows. In …

Control of shock train in Mach 4 duct-driven flow by filamentary plasma

PS Andrews, P Lax, SB Leonov - AIAA SCITECH 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-1864. vid This paper focuses on
the experimental study of shock wave positioning and control of the reflection pattern by a …