Results 1 to 10 of about 492,270 (237)

Thermal Analysis of a Reactive Variable Viscosity TiO2-PAO Nanolubricant in a Microchannel Poiseuille Flow [PDF]

open access: yesMicromachines, 2023
This paper examines the flow structure and heat transfer characteristics of a reactive variable viscosity polyalphaolefin (PAO)-based nanolubricant containing titanium dioxide (TiO2) nanoparticles in a microchannel.
Oluwole Daniel Makinde   +1 more
doaj   +2 more sources

Spreading with variable viscosity [PDF]

open access: yes, 1997
Ausbreitung mit variabler Viskositat Die isotherme Ausbreitung eines Volumenstromes, , in Form von dunnen Schichten kann mit Hilfe selbstahnlicher Losungen beschrieben werden (Huppert). Fur die axialsymmetrische Ausbreitung eines konstanten Volumens mit einer variablen Viskositat von der Form existieren ebenfalls selbstahnliche Losungen (Sakimoto ...
Foit, J. J.
openaire   +4 more sources

On variable viscosity and enhanced dissipation [PDF]

open access: yes, 2022
In this article we consider the 2D Navier-Stokes equations with variable viscosity depending on the vertical position. As our main result we establish linear enhanced dissipation near the non-affine stationary states replacing Couette flow. Moreover it turns out that the shear flow overcompensates for weakening viscosity: decreasing viscosity leads to ...
Liao, Xian, Zillinger, Christian
openaire   +5 more sources

Chemical Reaction and Mass Transfer Effects on Flow of Micropolar Fluid past a Continuously Moving Porous Plate with Variable Viscosity

open access: diamondJournal of Applied Fluid Mechanics, 2013
Chemical reaction and mass transfer effects on flow of a micropolar fluid past a continuously moving porous plate with variable viscosity is investigated numerically.
P LOGANATHAN, N. GOLDEN STEPHA
doaj   +2 more sources

Entropy generation analysis in transient variable viscosity couette flow between two concentric pipes

open access: bronzeJournal of Thermal Science and Technology, 2014
This paper investigates numerically the entropy generation rate in an transient variable viscosity Couette flow between two concentric pipes. The nonlinear governing equations for momentum and energy balance are obtained and solved using semi ...
Adetayo Samuel EEGUNJOBI   +1 more
doaj   +3 more sources

Magnetohydrodynamic peristalsis of variable viscosity Jeffrey liquid with heat and mass transfer

open access: diamondNuclear Engineering and Technology, 2017
The mathematical aspects of Dufour and Soret phenomena on the peristalsis of magnetohydrodynamic (MHD) Jeffrey liquid in a symmetric channel are presented. Fluid viscosity is taken variably. Lubrication approach has been followed.
S. Farooq   +4 more
doaj   +2 more sources

Simultaneous effects of single wall carbon nanotube and effective variable viscosity for peristaltic flow through annulus having permeable walls

open access: goldResults in Physics, 2017
The current article deals with the combine effects of single wall carbon nanotubes and effective viscosity for the peristaltic flow of nanofluid through annulus. The nature of the walls is assumed to be permeable.
Iqra Shahzadi, S. Nadeem, Faranak Rabiei
doaj   +2 more sources

Entropy Analysis of a Radiating Magnetic Liquid Film along a Slippery Inclined Heated Surface with Convective Cooling [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2020
The hydromagnetic flow of a Newtonian incompressible and electrically conducting variable-viscosity liquid film along an inclined isothermal or isoflux hydrophobic surface is investigated numerically.
Oluwole Daniel Makinde   +1 more
doaj   +1 more source

On variable viscosity and enhanced dissipation

open access: yesNonlinearity, 2023
Abstract In this article we consider the two-dimensional Navier–Stokes equations with variable viscosity depending on the vertical position. As our main result we establish linear enhanced dissipation near the non-affine stationary states replacing Couette flow. For instance, these shear flows may grow exponentially.
Xian Liao, Christian Zillinger
openaire   +3 more sources

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