Results 31 to 40 of about 267,291 (302)

Influence of chemical reaction on MHD Newtonian fluid flow on vertical plate in porous medium in conjunction with thermal radiation

open access: yesOpen Physics, 2022
Our key objective in the present work is to elaborate the concept of activation energy in chemically reactive flow with the help of modeling and computation. The model investigated is fluid flow over a vertical cylinder in the porous medium with chemical
Zhang Juan   +9 more
doaj   +1 more source

Mixed Convection Flow of Powell–Eyring Nanofluid near a Stagnation Point along a Vertical Stretching Sheet

open access: yesMathematics, 2021
A stagnation-point flow of a Powell–Eyring nanofluid along a vertical stretching surface is examined. The buoyancy force effect due to mixed convection is taken into consideration along with the Brownian motion and thermophoresis effect.
Nadhirah Abdul Halim   +1 more
doaj   +1 more source

Stress singularities and the formation of birefringent strands in stagnation flows of dilute polymer solutions

open access: yes, 2009
We consider stagnation point flow away from a wall for creeping flow of dilute polymer solutions. For a simplified flow geometry, we explicitly show that a narrow region of strong polymer extension (a birefringent strand) forms downstream of the ...
Alexander N. Morozov   +21 more
core   +2 more sources

Unsteady stagnation point flow of a non-Newtonian second-grade fluid

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
The unsteady two-dimensional flow of a viscoelastic second-grade fluid impinging on an infinite plate is considered. The plate is making harmonic oscillations in its own plane.
F. Labropulu, X. Xu, M. Chinichian
doaj   +1 more source

Flow towards a Stagnation Region of a Vertical Plate in a Hybrid Nanofluid: Assisting and Opposing Flows

open access: yesMathematics, 2021
This study investigates a hybrid nanofluid flow towards a stagnation region of a vertical plate with radiation effects. The hybrid nanofluid consists of copper (Cu) and alumina (Al2O3) nanoparticles which are added into water to form Cu-Al2O3/water ...
Iskandar Waini, Anuar Ishak, Ioan Pop
doaj   +1 more source

Numerical Investigation of MWCNT and SWCNT Fluid Flow along with the Activation Energy Effects over Quartic Auto Catalytic Endothermic and Exothermic Chemical Reactions

open access: yesMathematics, 2022
A mathematical model is created to analyze the impact of Thompson and Troian slip boundaries over a contracting/expanding surface sustaining nanofluid-containing carbon nanotubes along a stagnation point flow.
Yasir Mehmood   +5 more
doaj   +1 more source

Stagnation point analysis

open access: yes, 1992
SAM Research Report, 1992 ...
Fey, Michael, Jeltsch, Rolf, Müller, S.
openaire   +2 more sources

Vortex shedding in a two-dimensional diffuser: theory and simulation of separation control by periodic mass injection [PDF]

open access: yes, 2004
We develop a reduced-order model for large-scale unsteadiness (vortex shedding) in a two-dimensional diffuser and use the model to show how periodic mass injection near the separation point reduces stagnation pressure loss.
Colonius, Tim   +2 more
core   +1 more source

Inflection Points on Groundwater Age and Geochemical Profiles Along Wellbores Light up Hierarchically Nested Flow Systems

open access: yesGeophysical Research Letters, 2021
Hierarchically nested groundwater flow systems have been widely investigated by numerical modeling and laboratory experiments but seldom recognized from in situ observations and testing.
Jun Zhang   +13 more
doaj   +1 more source

Leading-Edge Erosion and Floating Particles: Stagnation Point Simulation in Particle-Laden Turbulent Flow via Lagrangian Particle Tracking

open access: yesMachines, 2023
Since the stagnation point is subject to straining motion, this 3D experiment is an effort to simulate the stagnation plane, which applies to studying the particle erosion in rotary machine blades, such as wind turbines, gas turbines, and compressors ...
Reza Hassanian, Morris Riedel
doaj   +1 more source

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