On the physical structure, modelling and computation-based prediction of two-dimensional, smooth-wall turbulent boundary layers subjected to streamwise pressure …
This paper reports on the recent NATO Advanced Vehicle Technology (AVT) effort
associated with smooth-wall two-dimensional turbulent boundary layer flows subjected to …
associated with smooth-wall two-dimensional turbulent boundary layer flows subjected to …
Large-scale multidisciplinary design optimization of a NASA air taxi concept using a comprehensive physics-based system model
Aircraft conceptual design is a high-dimensional optimization problem, involving up to
hundreds of continuous design variables and constraints. The design of novel aircraft …
hundreds of continuous design variables and constraints. The design of novel aircraft …
Data-driven empirical wall pressure spectrum models for fan noise prediction
View Video Presentation: https://doi. org/10.2514/6.2023-3508. vid The current work focuses
on low-cost broadband noise prediction for rotating machines. The main focus is on the rotor …
on low-cost broadband noise prediction for rotating machines. The main focus is on the rotor …
Development of New Empirical Rotor Broadband Noise Prediction Models for Urban Air Mobility Applications
This paper introduces novel empirical models for rotor broadband noise, encompassing
both the overall sound pressure level and the acoustic spectrum. Designed for rapid noise …
both the overall sound pressure level and the acoustic spectrum. Designed for rapid noise …
[HTML][HTML] Design and characterisation of an open-jet pressure gradient test rig for an aeroacoustic wind tunnel
This paper summarises an approach to generating controllable pressure gradients within an
open-jet configuration for aeroacoustics research. A novel open-jet pressure gradient test rig …
open-jet configuration for aeroacoustics research. A novel open-jet pressure gradient test rig …
Towards an adaptive trailing-edge noise model using a data-driven approach
View Video Presentation: https://doi. org/10.2514/6.2023-4371. vid Broadband trailing edge
noise (TEN), a significant component of noise for aircraft propellers, is becoming a principal …
noise (TEN), a significant component of noise for aircraft propellers, is becoming a principal …
Modeling the surface pressure spectrum on rough walls in pressure gradients
Abstract Models for surface pressure spectra beneath rough wall boundary layers are
assessed, with particular emphasis on prediction from steady, Reynolds-averaged Navier …
assessed, with particular emphasis on prediction from steady, Reynolds-averaged Navier …
More General Wall Pressure Spectra Models: Combining Feature Engineering with Evolutionary Algorithms
This paper presents an improved mathematical expression for semi-empirical wall pressure
spectra modeling based on gene expression programming (GEP). The main focus of this …
spectra modeling based on gene expression programming (GEP). The main focus of this …
An Empirical Wall-Pressure Spectrum Model for Aeroacoustic Predictions Based on Symbolic Regression
LB BolÃvar, D Huergo, FL Santos, CH Venner… - arxiv preprint arxiv …, 2025 - arxiv.org
Fast-turn around methods to predict airfoil trailing-edge noise are crucial for incorporating
noise limitations into design optimization loops of several applications. Among these …
noise limitations into design optimization loops of several applications. Among these …
The Effects of Pressure Gradient and Roughness on Pressure Fluctuations Beneath High Reynolds Number Boundary Layers
DJ Fritsch - 2022 - vtechworks.lib.vt.edu
High Reynolds number turbulent boundary layers over both smooth and rough surfaces
subjected to a systematically defined family of continually varying, bi-directional pressure …
subjected to a systematically defined family of continually varying, bi-directional pressure …