Flow induced by non-coaxial rotation of a porous disk executing non-torsional oscillations and a second grade fluid rotating at infinity

作者: T. Hayat , R. Ellahi , S. Asghar , A.M. Siddiqui

DOI: 10.1016/J.APM.2003.10.011

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摘要: Abstract The purpose of this work is to examine the flow a fluid bounded by porous disk. assumed be non-Newtonian (second grade) and incompressible. Such model has great significance not only its own theoretical interest, but also for application geophysics engineering. governing initial value problem been solved analytically using Laplace transform technique. Explicit expressions velocity steady unsteady cases have constructed. analysis obtained results showed that field appreciably influenced material parameter second grade fluid, imposed frequency, rotation porosity parameters. Several known interest are found follow as particular solution considered.

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