Liquid Vibrations in Cylindrical Tanks with and Without Baffles Under Lateral and Longitudinal Excitations

Liquid Vibrations in Cylindrical Tanks with and Without Baffles Under Lateral and Longitudinal Excitations

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The paper is devoted to issues of estimating free surface elevations in rigid cylindrical fluid-filled tanks under external loadings.The possibility of baffles installation is provided.The liquid vibrations caused by lateral and longitudinal harmonic loadings are under consideration.Free, forced and parametrical vibrations are examined.

Modes of the free Reframing healthy food choices: a content analysis of Australian healthy eating blogs liquid vibrations are considered as basic functions for the analysis of forced and parametric vibrations.The modes of the free liquid vibrations in baffled and un-baffled cylindrical tanks are received by using single-domain and multi-domain boundary element methods.Effects of baffle installation are studied.The problems of forced vibrations are reduced to solving the systems of second order ordinary differential equations.

For parametric vibrations the system of Mathieu equations is obtained.The numerical simulation of free surface elevations at different loadings and baffle configurations is accomplished.Beat phenomena effects are considered under lateral harmonic excitations.The phenomenon Evolution of the internal load and physical condition of wheelchair basketball players during the competitive season of parametric resonance is examined under longitudinal harmonic excitations.