<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The research was performed with the use of plexiglass models subdivided into 12 separate compartments. The compartments can be filled with a liquid. The model was excited to vibrations within a given frequency band by means of an exciter and accelerations were measured in selected points of the model. During measurement series oscillograms were obtained for various filling states at continuously changing range of measured frequencies. The oscillograms obtained for free vibrations measured on liquid-filled tank models were then processed. Results of the model tests were compared with those theoretically calculated for simple cases of tank-liquid system. The simple cases were used to test correctness of the elaborated computational program for determining hydrodynamic loads applied to tank walls. The application program for determining hydrodynamic internal loads was elaborated. Also, the influence of liquid filling state on values of loading, accelerations and wall deformations was demonstrated.</p></abstract>

The research was performed with the use of plexiglass models subdivided into 12 separate compartments. The compartments can be filled with a liquid. The model was excited to vibrations within a given frequency band by means of an exciter and accelerations were measured in selected points of the model. During measurement series oscillograms were obtained for various filling states at continuously changing range of measured frequencies. The oscillograms obtained for free vibrations measured on liquid-filled tank models were then processed. Results of the model tests were compared with those theoretically calculated for simple cases of tank-liquid system. The simple cases were used to test correctness of the elaborated computational program for determining hydrodynamic loads applied to tank walls. The application program for determining hydrodynamic internal loads was elaborated. Also, the influence of liquid filling state on values of loading, accelerations and wall deformations was demonstrated.

Experimental research on hydroelastic behaviour of a tank model subdivided into liquid-filled compartments

Polish Maritime Research

The research was performed with the use of plexiglass models subdivided into 12 separate compartments. The compartments can be filled with a liquid. The model...

Experimental research on hydroelastic behaviour of a tank model subdivided into liquid-filled compartments

Publié en ligne: 30 janv. 2009

Pages: 17 - 20

DOI: https://doi.org/10.2478/v10012-007-0092-z

Mots clés
vibrations, hydroelasticity, modelling, ship tanks for liquid

This content is open access.

Experimental research on hydroelastic behaviour of a tank model subdivided into liquid-filled compartments

Publié en ligne: 30 janv. 2009

Pages: 17 - 20

DOI: https://doi.org/10.2478/v10012-007-0092-z

Mots clésvibrations, hydroelasticity, modelling, ship tanks for liquid

This content is open access.

Mots clés
vibrations, hydroelasticity, modelling, ship tanks for liquid