Heat and mass transfer analysis of MHD couple stress fluid flow through expanding or contracting porous pipe with cross diffusion effects
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Dynamics and Control"
DOI: 10.1007/s40435-019-00545-6
Abstract: AbstractThis article investigates the effects of an incompressible laminar magnetohydrodynamic flow of couple stress fluid through an expanding or contracting porous pipe with cross diffusion has been considered. It is assumed that the pipe wall… read more here.
Keywords: couple stress; expanding contracting; stress fluid; fluid ... See more keywords
Start-up flow of a yield-stress fluid in a vertical pipe
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Non-newtonian Fluid Mechanics"
DOI: 10.1016/j.jnnfm.2018.03.005
Abstract: Abstract We have investigated the start-up flow and yielding of a simple yield-stress fluid (Carbopol 940) in a vertical pipe. The Carbopol was displaced from below by a Newtonian liquid (Fluorinert FC-40) injected at the… read more here.
Keywords: start flow; stress fluid; stress; yield stress ... See more keywords
Effect of confinement on the rheology of a yield-stress fluid
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Non-Newtonian Fluid Mechanics"
DOI: 10.1016/j.jnnfm.2018.08.002
Abstract: Abstract We have studied the flow of Carbopol, a polymer microgel, confined to approximately square microchannels with widths ranging from 451 µm down to 54 µm. Velocity profiles in the midplane of the channels were measured using… read more here.
Keywords: stress fluid; rheology; confinement; yield stress ... See more keywords
Shear-density coupling for a compressible single-component yield-stress fluid.
Sign Up to like & getrecommendations! Published in 2018 at "Soft matter"
DOI: 10.1039/c8sm00495a
Abstract: Flow behavior of a single-component yield stress fluid is addressed on the hydrodynamic level. A basic ingredient of the model is a coupling between fluctuations of density and velocity gradient via a Herschel-Bulkley-type constitutive model.… read more here.
Keywords: stress fluid; density; stress; single component ... See more keywords
Biconvective transport of magnetized couple stress fluid over a radiative paraboloid of revolution
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering"
DOI: 10.1177/09544089211072715
Abstract: In the present study, the physical features of the bioconvective MHD flow of a couple stress fluid over an upper horizontal surface (i.e. surface shaped like a submarine or any (uhsp) aerodynamical automobile) is analysed… read more here.
Keywords: biconvective transport; stress fluid; transport magnetized; couple stress ... See more keywords
Combined effects of turbulence and elastic deformation on the performance of a journal bearing lubricated with a couple stress fluid
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology"
DOI: 10.1177/1350650118757555
Abstract: This paper presents a numerical study of the effect of turbulence and elastic deformation on the performance of a journal bearing operating with couple stress fluids, following Constantinescu’s turbulent lubrication theory. The modified Reynolds equation… read more here.
Keywords: stress fluid; couple stress; deformation; performance ... See more keywords
Dynamics of Soret and Dufour effects on oscillatory flow of couple stress fluid due to stretchable curved surface
Sign Up to like & getrecommendations! Published in 2023 at "Advances in Mechanical Engineering"
DOI: 10.1177/16878132231156742
Abstract: In this theoretical study, we have discussed the impacts of Soret and Dufour on the flow of time-dependent couple stress fluid across a stretchable curved oscillatory surface with magnetic field. The to and fro motion… read more here.
Keywords: soret dufour; stress fluid; surface; couple stress ... See more keywords