Laboratoire de Mécanique des Fluides et d'Acoustique - UMR 5509

LMFA - UMR 5509
Laboratoire de Mécanique des Fluides et d’Acoustique
Lyon
France


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Accueil > Pages perso > Sturm Frédéric > Quelques résultats en image !

Quelques résultats en image !

 3-D ASA Wedge - CW at 25 Hz

3-D ASA Wedge - CW at 25 Hz

Sound wave propagation in a three-dimensional oceanic wedge-shape waveguide.
The 25-Hz CW point source is omnidirectional (source depth of 40 m). Numerical simulations performed using the 3-D (...)

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 3-D ASA Wedge - Broadband pulse

3-D ASA Wedge - Broadband pulse

Propagation across-slope of a sound pulse in a three-dimensional penetrable wedge-shaped waveguide (fully 3-D computation).
The source signal is a Hanning-weighted four-period sine pulse (center (...)

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 3-D Gaussian Canyon - CW at 25 Hz

3-D Gaussian Canyon - CW at 25 Hz

Sound wave propagation in a three-dimensional gaussian canyon oceanic waveguide.
The 25-Hz CW point source is omnidirectional (source depth of 40 m). Numerical simulations performed using the (...)

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 3-D Gaussian Canyon - Broadband pulse

3-D Gaussian Canyon - Broadband pulse

Propagation of a sound pulse in a three-dimensional Gaussian canyon waveguide (fully 3-D computation).
The source signal is a Hanning-weighted four-period sine pulse (center frequency : 25 Hz ; (...)

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 3-D Sinusoidal Bathymetry - CW at 25 Hz

3-D Sinusoidal Bathymetry - CW at 25 Hz

Sound wave propagation in a three-dimensional oceanic waveguide with a sinusoidal (corrugated) bottom.
The 25-Hz CW point source is omnidirectional (source depth of 40 m). Numerical simulations (...)

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 3-D Sinusoidal Bathymetry - Broadband pulse

3-D Sinusoidal Bathymetry - Broadband pulse

Propagation of a sound pulse in a three-dimensional oceanic environment with a sinusoidal bathymetry (fully 3-D computation).
The source signal is a Hanning-weighted four-period sine pulse (...)

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 Laboratory scale measurements

Laboratory scale measurements

Boradband sound pulse propagating across-slope in a 3-D wedge-shaped waveguide.
Comparisons of experimental and computed signals (the thick red line corresponds to the experimentally recorded (...)

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