Poiseuille flow of a dilute binary granular mixture: hydrodynamics and segregation
Sign Up to like & getrecommendations! Published in 2019 at "Granular Matter"
DOI: 10.1007/s10035-019-0957-8
Abstract: We study the gravity-driven Poiseuille flow of a dilute binary granular mixture and report results on the hydrodynamic fields and species segregation. Direct Simulation Monte Carlo method is employed for a 50:50 binary mixture of… read more here.
Keywords: dilute binary; flow dilute; hydrodynamics; poiseuille flow ... See more keywords
Direct numerical simulation of a turbulent Couette-Poiseuille flow, part 2: Large- and very-large-scale motions
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Heat and Fluid Flow"
DOI: 10.1016/j.ijheatfluidflow.2020.108687
Abstract: Abstract A direct numerical simulation dataset of a fully developed turbulent Couette-Poiseuille flow is analyzed to investigate the spatial organization of streamwise velocity-fluctuating u-structures on large and very large scales. Instantaneous and statistical flow fields… read more here.
Keywords: poiseuille flow; large scale; wall; turbulent ... See more keywords
Direct numerical simulation of a turbulent plane Couette-Poiseuille flow with zero-mean shear
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Heat and Fluid Flow"
DOI: 10.1016/j.ijheatfluidflow.2021.108836
Abstract: Abstract Direct numerical simulations of a turbulent Couette-Poiseuille flow with zero-mean-shear at the moving wall (SL-flow) is performed to examine flow features compared to those for a turbulent pure Poiseuille flow (P-flow). Profiles of the… read more here.
Keywords: direct numerical; poiseuille flow; energy; mean shear ... See more keywords
Poiseuille flow of dense non-colloidal suspensions: the role of intergranular and nonlocal stresses in particle migration
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Non-newtonian Fluid Mechanics"
DOI: 10.1016/j.jnnfm.2017.08.002
Abstract: Abstract In this paper we report on a computational study for the plane Poiseuille flow of a dense non-colloidal suspension at low Reynolds numbers. Our study is based on a recently developed two-phase model that… read more here.
Keywords: flow dense; poiseuille flow; nonlocal stresses; migration ... See more keywords
Effect of temperature gradient on the cross-stream migration of a surfactant-laden droplet in Poiseuille flow
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2017.750
Abstract: The motion of a viscous droplet in unbounded Poiseuille flow under the combined influence of bulk-insoluble surfactant and linearly varying temperature field aligned in the direction of imposed flow is studied analytically. Neglecting fluid inertia,… read more here.
Keywords: surfactant laden; droplet; temperature; poiseuille flow ... See more keywords
Pulsating spiral Poiseuille flow
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2020.125
Abstract: Direct numerical simulation of the Navier–Stokes equations has been used to investigate the Taylor–Couette flow with an imposed pulsatile axial pressure gradient resulting in a spiral Poiseuille flow modulated by an oscillating forcing. Keeping the… read more here.
Keywords: amplitude; pulsating spiral; spiral poiseuille; poiseuille flow ... See more keywords
Localized layers of turbulence in stratified horizontally sheared Poiseuille flow
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2023.361
Abstract: Abstract This paper presents a numerical analysis of the instability developing in horizontally sheared Poiseuille flow, when stratification extends along the vertical direction. Our study builds on the previous work that originally detected the linear… read more here.
Keywords: localized layers; sheared poiseuille; horizontally sheared; poiseuille flow ... See more keywords
Diffusion of chiral active particles in a Poiseuille flow.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.105.024604
Abstract: We study the diffusive behavior of chiral active (self-propelled) Brownian particles in a two-dimensional microchannel with a Poiseuille flow. Using numerical simulations, we show that the behavior of the transport coefficients of particles, for example,… read more here.
Keywords: active particles; diffusion chiral; diffusion; particles poiseuille ... See more keywords
Diffuse-interface lattice Boltzmann modeling of charged particle transport in Poiseuille flow.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.106.015306
Abstract: In this paper, we developed a coupled diffuse-interface lattice Boltzmann method (DI-LBM) to study the transport of a charged particle in the Poiseuille flow, which is governed by the Navier-Stokes equations for fluid field and the… read more here.
Keywords: electric field; poiseuille flow; charged particle; particle ... See more keywords
Asymptotic expansion and Padé approximants for acceleration-driven Poiseuille flow of a rarefied gas: Bulk hydrodynamics and rheology.
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review E"
DOI: 10.1103/physreve.98.012115
Abstract: The perturbation expansion technique is employed to solve the Boltzmann equation for the acceleration-driven steady Poiseuille flow of a dilute molecular gas flowing through a planar channel. Neglecting wall effects and focusing only on the… read more here.
Keywords: expansion; rheology; hydrodynamics; poiseuille flow ... See more keywords
Stable shapes of three-dimensional vesicles in unconfined and confined Poiseuille flow
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review Fluids"
DOI: 10.1103/physrevfluids.5.013603
Abstract: We use numerical simulations to study the dynamics of three dimensional vesicles in unconfined and confined Poiseuille flow. Previous numerical studies have shown that when the fluid viscosity inside and outside the vesicle is same… read more here.
Keywords: confined poiseuille; viscosity; poiseuille flow; three dimensional ... See more keywords