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High Reynolds number flows in exponential tubes of slow variation

Published online by Cambridge University Press:  19 April 2006

P. G. Daniels
Affiliation:
Department of Mathematics, The City University, St John Street, London EC1V 4PB
P. M. Eagles
Affiliation:
Department of Mathematics, The City University, St John Street, London EC1V 4PB

Abstract

Axisymmetric high Reynolds number flows in tubes of slowly varying radius are shown to be governed to a first approximation and in suitable co-ordinates by a partial differential equation which, in a particular case, allows solutions independent of the streamwise co-ordinate. The solutions of the resulting ordinary differential equation give flows with inflexion points in the velocity profiles and reversed flow in some cases.

Type
Research Article
Copyright
© 1979 Cambridge University Press

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