The axisymmetric screech tones of round twin jets examined via linear stability theory

MN Stavropoulos, M Mancinelli, P Jordan… - Journal of Fluid …, 2023 - cambridge.org
Spatial linear stability analysis is used to study the axisymmetric screech tones generated by
twin converging round nozzles at low supersonic Mach numbers. Vortex-sheet and finite …

On the waves underpinning screech in rectangular jets

PA Nogueira, J Beekman, J Weightman… - AIAA AVIATION 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-4488. vid A study of the different
waves involved in the screech resonance loop in rectangular jets is undertaken in this work …

[HTML][HTML] Improving the quality of the supersonic flow field of free-jet wind tunnels

T Luo, Z Huang, X Lin, J Yin, B Bai, N Chen - AIP Advances, 2024 - pubs.aip.org
The fixed-total-pressure-based air-blowing method in free-jet wind tunnels only produces
uniformity in a limited area for supersonic jets. To address the issue, we investigated the …

Dynamics of inviscid annular supersonic jets

V Jaunet, G Lehnasch - arXiv preprint arXiv:2406.00677, 2024 - arxiv.org
This article delves into the dynamics of inviscid annular supersonic jets, akin to those exiting
converging-diverging nozzles in over-expanded regimes. It focuses on the first azimuthal …

Investigation on Noise and Flow Characteristics of Supersonic Dual-Stream Co-Axial Convergent-Divergent Jets

A Zarri, J De Decker, BO Cakir, A Viladegut… - 30th AIAA/CEAS …, 2024 - arc.aiaa.org
This paper investigates the aeroacoustic properties of dual-stream co-axial supersonic jets,
focusing on sound generation at the engine nozzle exit, which significantly contributes to …

An Experimental Investigation of the Resonance Appearance in an Impinging Jet

M Mancinelli, R Camussi, V Jaunet - 30th AIAA/CEAS Aeroacoustics …, 2024 - arc.aiaa.org
This work presents an experimental investigation of the resonance generated by a subsonic
and supersonic jet issuing from a convergent nozzle and impinging on a flat plate normal to …

An Experimental Study on the Dynamics of Droplets Approaching a Solid Surface Driven by Shock/Blast Waves

J Giacoma, H Zhang, Y Liu - AIAA SCITECH 2024 Forum, 2024 - arc.aiaa.org
This paper presents an experimental study on the transient behaviors of droplet
approaching a solid surface driven by shock/blast waves. The experiments were conducted …

[PDF][PDF] IMPROVE THE PHYSICAL MECHANICS UNDERPINNING SHOCK WAVE PROPAGATION IN IDEAL GAS.

SC Yadav - jnao-nu.com
The investigation focuses on the propagation of a gas shock wave in a self-gravitating ideal
gas under the influence of a spatially diminishing azimuthal magnetic field. It is believed that …