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49 739 results (0,357s) •

Result

A hybrid approach to the computational aeroacoustics of human voice production

The aeroacoustic mechanisms in human voice production are complex coupled, the fluid flow problem is solved using a parallel finite-volume computational fluid dynamics (CFD) solver on a fine computational mesh covering the ...

BI - Akustika a kmity

  • 2015
    • •
  • Jx
    • •
  • Link
Result

Aeroacoustic Simulation of Human Phonation with the Wale Sub-Grid Scale Model

The paper reports on an aeroacoustic model of voice generation in human larynx, based on Large-Eddy Simulation with the Wall-Adaptive Local Eddy-Viscosity (WALE, with an incompressible fnite volume CFD computation providing the filt...

Mechanical engineering

  • 2020
    • •
  • D
    • •
  • Link
Result

A hybrid approach to computational aeroacoustics of human voice production

© 2014, Springer-Verlag Berlin Heidelberg. The aeroacoustic mechanisms in human-volume computational fluid dynamics (CFD) solver on a fine computational mesh–divergent motion of the medial vocal fold surface. Then the a...

Fluids and plasma physics (including surface physics)

  • 2015
    • •
  • Jimp
    • •
  • Link
Result

Aeroacoustic simulation of human phonation with the wale sub-grid scale model

The paper reports on an aeroacoustic model of voice generation in human larynx, with an incompressible finite volume CFD computation providing the filtered velocity and pressure, evaluation of the aeroacoustic sources, and ...

Acoustics

  • 2020
    • •
  • D
    • •
  • Link
Result

Computational aeroacoustics of human phonation

, the equations are discretized and solved on large computational meshes up to 3.2M elements implementation of the MPI standard. Aeroacoustic simulations are calculated in a separate......

BI - Akustika a kmity

  • 2013
    • •
  • D
Result

Models and Methods for Aeroacoustics

The workshop was contained a continuation of cooperation and aeroacoustic calculation. We discussed aeroacoustics measurement and the modeling of the influence of temperature on such problems. After that, the plans and the perspecti...

Applied mathematics

  • 2023
    • •
  • W
    • •
  • Link
Result

Computational Aeroacoustics ? meshfree technique for noise radiation

In the report, we present an accuracy improvement of the meshfree Finite point method. This high-order method has been used to solve the sound propagation problems, which can be modeled by linearized Euler equations. High accuracy has been obtained u...

BI - Akustika a kmity

  • 2014
    • •
  • Vsouhrn
Result

Overview of numerical simulations in the field of fluid mechanics

This contribution presents briefly the overview of numerical simulations which the Fluid Mechanics Department is involved in. It also illustrates some components of rail vehicles solved by numerical simulations using CFD (Computational Fluid...

BK - Mechanika tekutin

  • 2007
    • •
  • C
Result

Flow and acoustic effects in the larynx for varying geometries

Aeroacoustic phenomena are the main contribution to the human voice production process and the aim is to achieve a better understanding of this process by means of numerical simulation. A hybrid numerical approach is thereby used, decoupling...

BI - Akustika a kmity

  • 2016
    • •
  • Jx
    • •
  • Link
Result

Measuring Facility for Computational Aeroacoustics (CAA) Validation Experiments

Our special pipe organ measures facility for performing validation experiments supporting methadology development in the field of Computational Aeroacoustics (CAA). In particular, it has the capacity to chart and record a noise gene...

BI - Akustika a kmity

  • 2013
    • •
  • Gfunk
    • •
  • Link
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