The natural frequencies of liquid in a liquid-"lled cylindrical rigid tank without and with ba%es are evaluated. An annular plate is used as a ba%e, which is "tted to the inner periphery of a cylindrical tank. Both rigid and #exible ba%es are considered. Finite elements are used to discretize both t
SEISMIC ANALYSIS OF A LIQUID STORAGE TANK WITH A BAFFLE
✍ Scribed by A. Gedikli; M.E. Ergüven
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 203 KB
- Volume
- 223
- Category
- Article
- ISSN
- 0022-460X
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✦ Synopsis
The eects of a rigid bae on the seismic response of liquid in a rigid cylindrical tank are presented. A bae is an additional structural element which supplies a kind of passive control on the eects of earthquake motion. Fluid motion is assumed to be irrotational, incompressible and inviscid. The method of superposition of modes has been implemented to compute the seismic response. The boundary element method is used to evaluate the natural modes of liquid in a cylindrical tank. Linearized free surface conditions have been taken into consideration.
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