Hybrid aeroacoustic computations: State of art and new achievements
S Schoder, M Kaltenbacher - Journal of Theoretical and …, 2019 - World Scientific
This paper collects the state of the art and the tremendous progress that has been made in
hybrid modeling of aeroacoustic sound. Hybrid modeling is defined such that flow and …
hybrid modeling of aeroacoustic sound. Hybrid modeling is defined such that flow and …
Overview on state-of-the-art numerical modeling of the phonation process
Numerical modeling of the human phonatory process has become more and more in focus
during the last two decades. The increase in computational power and the use of high …
during the last two decades. The increase in computational power and the use of high …
3D-FV-FE aeroacoustic larynx model for investigation of functional based voice disorders
S Falk, S Kniesburges, S Schoder, B Jakubaß… - Frontiers in …, 2021 - frontiersin.org
For the clinical analysis of underlying mechanisms of voice disorders, we developed a
numerical aeroacoustic larynx model, called simVoice, that mimics commonly observed …
numerical aeroacoustic larynx model, called simVoice, that mimics commonly observed …
[HTML][HTML] Aeroacoustic sound source characterization of the human voice production-perturbed convective wave equation
The flow-induced sound sources of human voice production are investigated based on a
validated voice model. This analysis is performed using a hybrid aeroacoustic workflow …
validated voice model. This analysis is performed using a hybrid aeroacoustic workflow …
openCFS: Open Source Finite Element Software for Coupled Field Simulation--Part Acoustics
Although many numerical simulation tools have been developed and are on the market,
there is still a strong need for appropriate tools capable to simulate multi-field problems …
there is still a strong need for appropriate tools capable to simulate multi-field problems …
Acoustic modeling using the aeroacoustic wave equation based on Pierce's operator
The capabilities of an aeroacoustic wave equation based on Pierce's operator (AWE-PO) for
modeling subsonic flow-induced sound and for sound prediction are investigated. The wave …
modeling subsonic flow-induced sound and for sound prediction are investigated. The wave …
Aeroacoustic formulations for confined flows based on incompressible flow data
P Maurerlehner, S Schoder, J Tieber… - Acta …, 2022 - acta-acustica.edpsciences.org
The hybrid aeroacoustic approach is an efficient way to address the issue of the disparity of
scales in Computational AeroAcoustics (CAA) at low Mach numbers. In the present paper …
scales in Computational AeroAcoustics (CAA) at low Mach numbers. In the present paper …
Anisotropic minimum dissipation subgrid-scale model in hybrid aeroacoustic simulations of human phonation
M Lasota, P Šidlof, P Maurerlehner… - The Journal of the …, 2023 - pubs.aip.org
This article deals with large-eddy simulations of three-dimensional incompressible laryngeal
flow followed by acoustic simulations of human phonation of five cardinal English vowels,/A …
flow followed by acoustic simulations of human phonation of five cardinal English vowels,/A …
[HTML][HTML] Error detection and filtering of incompressible flow simulations for aeroacoustic predictions of human voice
The presented filtering technique is proposed to detect errors and correct outliers inside the
acoustic sources, respectively, the first time derivative of the incompressible pressure …
acoustic sources, respectively, the first time derivative of the incompressible pressure …
A validated finite element model for room acoustic treatments with edge absorbers
F Kraxberger, E Kurz, W Weselak… - Acta …, 2023 - acta-acustica.edpsciences.org
Porous acoustic absorbers have excellent properties in the low-frequency range when
positioned in room edges, therefore they are a common method for reducing low-frequency …
positioned in room edges, therefore they are a common method for reducing low-frequency …