2019Physical Review FluidsOpen access

Extensional and torsional pipe flow

Francisco Marqués, Álvaro Meseguer

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Abstract

The fluid flow in an elastic pipe stretched and twisted in the axial and azimuthal directions is analyzed using a self-similar formulation. Many of the flows obtained develop intense and narrow swirling axial jets, that may exhibit flow-induced oscillations.

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The fluid flow in an elastic pipe stretched and twisted in the axial and azimuthal directions is analyzed using a self-similar formulation. Many of the flows obtained develop intense and narrow swirling axial jets, that may exhibit flow-induced oscillations.

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Available abstract

The fluid flow in an elastic pipe stretched and twisted in the axial and azimuthal directions is analyzed using a self-similar formulation. Many of the flows obtained develop intense and narrow swirling axial jets, that may exhibit flow-induced oscillations.

Key concepts: Extensional definition, Flow (mathematics), Mechanics, Pipe flow, Fluid dynamics, Azimuth, Geology, Axial compressor

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