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Mathematical modelling of airflow in the glottal region and its comparison with experimental data
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SYSNO ASEP 0334236 Document Type C - Proceedings Paper (int. conf.) R&D Document Type Conference Paper Title Mathematical modelling of airflow in the glottal region and its comparison with experimental data Author(s) Horáček, Jaromír (UT-L) RID, ORCID
Gráf, S. (CZ)Source Title Models and Analysis of Vocal Emissions for Biomedical Applications. - Firenze : Firenze University Press, 2009 / Manfredi C. - ISBN 978-88-6453-094-9 Pages s. 203-206 Number of pages 4 s. Action Models and Analysis of Vocal Emission for Biomedical Applications Event date 14.12.2009-16.12.2009 VEvent location Firenze Country IT - Italy Event type WRD Language eng - English Country IT - Italy Keywords FEM ; compressible Navier-Stokes equation ; ALE method Subject RIV BI - Acoustics R&D Projects OC09019 GA MŠMT - Ministry of Education, Youth and Sports (MEYS) CEZ AV0Z20760514 - UT-L (2005-2011) Annotation Finite element method (FEM) was used for numerical simulation of the airflow field in a simplified model of the human vocal tract for vowel /a:/ with prescribed periodic oscillations of the vocal folds. The viscous fluid is modeled by 2D compressible Navier-Stokes equations in Arbitrary Lagrangian-Eulerian (ALE) formulation and considering the turbulence. The computed flow field pattern is compared with the original experimental results obtained by Particle Image Velocimetry (PIV) method. Workplace Institute of Thermomechanics Contact Marie Kajprová, kajprova@it.cas.cz, Tel.: 266 053 154 ; Jana Lahovská, jaja@it.cas.cz, Tel.: 266 053 823 Year of Publishing 2010
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