LES–RANS of installed ultra-high-bypass-ratio coaxial jet aeroacoustics with flight stream

JC Tyacke, ZN Wang, PG Tucker - AIAA journal, 2019 - arc.aiaa.org
Using large-eddy simulation–Reynolds-averaged Navier–Stokes (LES–RANS), this paper
studies a round coaxial nozzle with an ultra-high bypass ratio of 15, with and without a wing …

Predictive large eddy simulation for jet aeroacoustics–current approach and industrial application

J Tyacke, I Naqavi, ZN Wang… - Journal of …, 2017 - asmedigitalcollection.asme.org
The major techniques for measuring jet noise have significant drawbacks, especially when
including engine installation effects such as jet–flap interaction noise. Numerical methods …

[HTML][HTML] Identification of temporal and spatial signatures of broadband shock-associated noise

C Pérez Arroyo, G Daviller, G Puigt, C Airiau, S Moreau - Shock Waves, 2019 - Springer
Broadband shock-associated noise (BBSAN) is a particular high-frequency noise that is
generated in imperfectly expanded jets. BBSAN results from the interaction of turbulent …

Azimuthal mode analysis of broadband shock-associated noise in an under-expanded axisymmetric jet

CP Arroyo, S Moreau - Journal of sound and vibration, 2019 - Elsevier
Broadband shock-associated noise (BBSAN) is a high frequency noise generated in
imperfectly expanded jets from the interaction of turbulent structures and shock-cells. This …

Drowsiness detection with electrooculography signal using a system dynamics approach

D Chen, Z Ma, BC Li, Z Yan… - Journal of …, 2017 - asmedigitalcollection.asme.org
The electrooculography (EOG) signal is considered most suitable for drowsiness detection.
Besides its simplicity and low cost, EOG signals are not affected by environmental factors …

Predictive LES for jet aeroacoustics: Current approach and industrial application

J Tyacke, I Naqavi, ZN Wang… - … Expo: Power for …, 2016 - asmedigitalcollection.asme.org
The major techniques for measuring jet noise have significant drawbacks, especially when
including engine installation effects such as jet-flap interaction noise. Numerical methods …

Large eddy simulations of a dual-stream jet with shockcells and noise emission analysis

CP Arroyo - 2016 - theses.hal.science
This thesis deals with the shock-cell noise generated by under-expanded supersonic jets in
single-and dualstream configurations. Shock-cell noise is generated by the interaction …

[引用][C] Large eddy simulations of a dual-stream jet with shockcells and noise emission analysis