Articles with "variable viscosity" as a keyword



A new insight into the stability of variable viscosity diffusive boundary layers in porous media under gravity field

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Published in 2018 at "Aiche Journal"

DOI: 10.1002/aic.15974

Abstract: We study the stability of gravitationally unstable transient diffusive boundary layers with variable viscosity in porous media. The previous studies characterize the effect of viscosity variation only in terms of viscosity contrast and generalize their… read more here.

Keywords: viscosity; diffusive boundary; boundary layers; variable viscosity ... See more keywords

Effect of Variable Viscosity and Thermal Conductivity on Unsteady Free Convective Flow of a Micropolar Fluid Past a Vertical Cone

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Published in 2020 at "Journal of Engineering Physics and Thermophysics"

DOI: 10.1007/s10891-020-02106-7

Abstract: A numerical investigation of the effects of variable viscosity and thermal conductivity on an unsteady free convective MHD flow of a micropolar fluid past a vertical cone with variable heat flux, viscous dissipation, and Joule… read more here.

Keywords: thermal conductivity; variable viscosity; conductivity unsteady; viscosity thermal ... See more keywords

Flow over a Needle Moving in a Stream of Dissipative Fluid Having Variable Viscosity and Thermal Conductivity

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Published in 2021 at "Arabian Journal for Science and Engineering"

DOI: 10.1007/s13369-021-05352-w

Abstract: In this article, the boundary layer flow around a thin needle is examined. Non-constant thermal conductivity as well as viscosity is the art of present study. Governing equations are modeled in the presence of frictional… read more here.

Keywords: variable viscosity; boundary layer; thermal conductivity; conductivity ... See more keywords

Thin Film Blood Based Casson Hybrid Nanofluid Flow with Variable Viscosity

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Published in 2021 at "Arabian Journal for Science and Engineering"

DOI: 10.1007/s13369-021-06067-8

Abstract: The liquid film flow of a blood-based hybrid nanofluid, comprising carbon nanotubes (CNTs) with variable viscosity, through a stretcshing sheet has been investigated. CNTs have many applications, such as high electrical and thermal conductivity, 18%… read more here.

Keywords: blood based; variable viscosity; hybrid nanofluid; film ... See more keywords
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Bénard–Taylor Convection in Temperature-Dependent Variable Viscosity Newtonian Liquids with Internal Heat Source

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Published in 2020 at "International Journal of Applied and Computational Mathematics"

DOI: 10.1007/s40819-020-0781-1

Abstract: This study demonstrates a theoretical investigation of linear and weakly non-linear Rayleigh–Bénard convection problem with rotation, variable viscosity and internal heat source. The linear stability analysis shows that an increase in the strength of rotation… read more here.

Keywords: internal heat; convection; variable viscosity; number ... See more keywords

Thermodynamics analysis of an internal heat generating fluid of a variable viscosity reactive couette flow

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Published in 2019 at "Journal of King Saud University - Science"

DOI: 10.1016/j.jksus.2018.05.015

Abstract: Abstract The present investigation examined the influence of heat source on a variable viscosity reactive Couette fluid flow. The upper plate moves with constant velocity while the lower plate is kept fixed. The heat source… read more here.

Keywords: viscosity reactive; heat; variable viscosity; fluid ... See more keywords

Variable viscosity effects for the steady flow past a sphere

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Published in 2019 at "Physics of Fluids"

DOI: 10.1063/1.5128381

Abstract: The effect of a spatially dependent viscosity in the unbounded flow around a rigid spherical particle that translates with constant velocity is investigated theoretically. The variable viscosity emulates the effect of a variable concentration of… read more here.

Keywords: viscosity; additive material; effect; variable viscosity ... See more keywords

Magnetized wastewater treatment using Williamson’s triple hybrid nanofluid with variable viscosity and internal heat generation on a permeable surface

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Published in 2024 at "Multidiscipline Modeling in Materials and Structures"

DOI: 10.1108/mmms-07-2024-0216

Abstract: PurposeTry to find a way to treat wastewater and achieve its purification from suspended waste, which was removed by examining the magneto-Williamson fluid on a horizontal cylindrical tube while taking advantage of solar radiation and… read more here.

Keywords: internal heat; variable viscosity; heat generation; nanotechnology ... See more keywords

The effects of thermal radiation, thermal conductivity, and variable viscosity on ferrofluid in porous medium under magnetic field

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Published in 2024 at "World Journal of Engineering"

DOI: 10.1108/wje-09-2023-0402

Abstract: Purpose This study aims to analyze the two-dimensional ferrofluid flow in porous media. The effects of changes in parameters such as permeability parameter, buoyancy parameter, Reynolds and Prandtl numbers, radiation parameter, velocity slip parameter, energy… read more here.

Keywords: temperature; variable viscosity; parameter; thermal conductivity ... See more keywords

Effects of variable viscosity and periodic boundary conditions on natural convection double-diffusive flow past a vertical plate in a slip flow regime

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Published in 2017 at "Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering"

DOI: 10.1177/0954408916649214

Abstract: This paper studies the effects of variable viscosity and periodic boundary conditions on natural convection double-diffusive flow past a vertical plate in a slip flow regime when suction velocity oscillates in time about a constant… read more here.

Keywords: viscosity; variable viscosity; viscosity periodic; periodic boundary ... See more keywords

Influence of variable viscosity and local thermal non-equilibrium on nanofluid flow stability in an inclined porous channel

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Published in 2024 at "Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering"

DOI: 10.1177/09544089241234406

Abstract: This study delves into the influence of local thermal non-equilibrium and changing viscosity on the stability of nanofluid flow in an inclined porous channel. The flow in the porous region governs Brinkman’s equation as well… read more here.

Keywords: variable viscosity; non equilibrium; thermal non; local thermal ... See more keywords