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 …

The Use of Spatially Multi-Component Plasma Structures and Combined Energy Deposition for High-Speed Flow Control: A Selective Review

OA Azarova, OV Kravchenko - Energies, 2024 - mdpi.com
This review examines studies aimed at the organization of energy (non-mechanical) control
of high-speed flow/flight using spatially multi-component plasma structures and combined …

Acetone PLIF visualization of the fuel distribution at plasma-enhanced supersonic combustion

S Elliott, P Lax, SB Leonov, C Carter… - Experimental Thermal and …, 2022 - Elsevier
This study examines the mixing and flameholding characteristics of a plasma stabilized
planewall supersonic combustor. Fuel injection, ignition, and flameholding are provided by …

An experimental study on the stability of hypersonic plate boundary layer regulated by a plasma actuation array

H Yang, H Liang, C Zhang, Y Wu, Z Li, H Zong, Z Su… - Physics of …, 2023 - pubs.aip.org
Laminar–turbulent transition control is one of the key problems in the design of hypersonic
vehicles. In particular, for air-breathing hypersonic vehicles, early onset turbulence in the …

Time-resolved phase-lock pressure-sensitive paint measurement of trailing edge noise dynamics

M Imai, K Konishi, K Ogura, K Nakakita, M Kameda - Experiments in Fluids, 2024 - Springer
Pressure-sensitive paint (PSP) was applied to the surface of a NACA0012 airfoil to
investigate pressure fluctuations associated with trailing edge (TE) noise under low-velocity …

Synthesis of fluorinated copolymers and their applications as pressure‐responsive materials

J Shi, C Wei, M Deng, L Liang… - Journal of Applied …, 2023 - Wiley Online Library
Pressure‐sensitive paints (PSPs) have been demonstrated to be very important for
aerodynamics research. In order to improve the pressure sensitivity and adhesion ability of …

Review of Reduced-Order Models for Homogeneous CO2 Nucleation in Supersonic and Hypersonic Expansion Flows

PA Lax, SB Leonov - Aerospace, 2021 - mdpi.com
Several classical and non-classical reduced-order nucleation rate models are presented
and compared to experimental values for the homogeneous nucleation rate of CO 2 in …

[HTML][HTML] Design of a plasma-assisted injector: Principle, characterization and application to supersonic combustion of hydrogen

A Vincent-Randonnier, N Mallart-Martinez… - International Journal of …, 2024 - Elsevier
A new design of plasma-assisted injector to ignite or stabilize combustion is presented. This
design is intended to produce discharges that penetrate the combustion chamber instead of …

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 …