Wave propagation in a viscoelastic line carrying a liquid in turbulent flow - Université de Pau et des Pays de l'Adour
Journal Articles European Journal of Mechanical and Environmental Engineering Year : 2000

Wave propagation in a viscoelastic line carrying a liquid in turbulent flow

Michel Giot
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  • PersonId : 1032176

Abstract

Small amplitude axisymmetric sinusoidal waves in an orthotropic, viscoelastic, rough pipe carrying a compressible liquid in turbulent flow are considered. The wall behaviour is described after Kuiken (1984) and the turbulent flow is described by means of an eddy viscosity profile model. We use a four-region model presented by Ohmi & Usui (1976), slightly modified in order to take into account the wall roughness. A one-dimensional dispersion equation is derived, which can predict the two lowest modes of propagation for waves of low frequency. The effects of Reynolds number, pipe roughness or wall viscoelasticity on phase velocity and attenuation factor are presented.
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Dates and versions

hal-04232725 , version 1 (09-10-2023)

Identifiers

  • HAL Id : hal-04232725 , version 1

Cite

P Stouffs, Michel Giot. Wave propagation in a viscoelastic line carrying a liquid in turbulent flow. European Journal of Mechanical and Environmental Engineering, 2000, 45 (1), pp.11-18. ⟨hal-04232725⟩

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