<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>This paper presents results of research on spectral structure of underwater noise acoustic field radiated into water by selected ships moving in shallow waters. Underwater acoustic field of ships in motion is associated with acoustic activity of ship mechanisms and equipment under work. Vibration energy radiated by the mechanisms and devices is transmitted by ship structural elements to surrounding water where it is propagated in the form of acoustic waves of a wide frequency band. In this paper are presented results of the research on propagation of energy of acoustic waves in the near fiel, obtained from acoustic pressure measurements by means of two sensors located close to each other.</p></abstract>

This paper presents results of research on spectral structure of underwater noise acoustic field radiated into water by selected ships moving in shallow waters. Underwater acoustic field of ships in motion is associated with acoustic activity of ship mechanisms and equipment under work. Vibration energy radiated by the mechanisms and devices is transmitted by ship structural elements to surrounding water where it is propagated in the form of acoustic waves of a wide frequency band. In this paper are presented results of the research on propagation of energy of acoustic waves in the near fiel, obtained from acoustic pressure measurements by means of two sensors located close to each other.

Investigation of the underwater noise produced by ships by means of intensity method

Polish Maritime Research

This paper presents results of research on spectral structure of underwater noise acoustic field radiated into water by selected ships moving in shallow...

Investigation of the underwater noise produced by ships by means of intensity method

Publié en ligne: 21 janv. 2011

Pages: 26 - 36

DOI: https://doi.org/10.2478/v10012-010-0025-0

Mots clés
energy, propagation, hydroacoustics

This content is open access.

Investigation of the underwater noise produced by ships by means of intensity method

Publié en ligne: 21 janv. 2011

Pages: 26 - 36

DOI: https://doi.org/10.2478/v10012-010-0025-0

Mots clésenergy, propagation, hydroacoustics

This content is open access.

Mots clés
energy, propagation, hydroacoustics