Results 81 to 90 of about 11,700 (212)

Eccentric Taylor-Couette Flow with orbital motion of the inner cylinder [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +3 more
core  

A Hybrid Pressure Formulation of the Face‐Centred Finite Volume Method for Viscous Laminar Incompressible Flows

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 126, Issue 10, 30 May 2025.
ABSTRACT This work presents a hybrid pressure face‐centred finite volume (FCFV) solver to simulate steady‐state incompressible Navier‐Stokes flows. The method leverages the robustness, in the incompressible limit, of the hybridisable discontinuous Galerkin paradigm for compressible and weakly compressible flows to derive the formulation of a novel, low‐
Matteo Giacomini   +4 more
wiley   +1 more source

Non-axisymmetric Magnetorotational Instabilities in Cylindrical Taylor-Couette Flow [PDF]

open access: yes, 2009
We study the stability of cylindrical Taylor-Couette flow in the presence of azimuthal magnetic fields, and show that one obtains non-axisymmetric magnetorotational instabilities, having azimuthal wavenumber m=1. For Omega_o/Omega_i only slightly greater
E. P. Velikhov   +5 more
core   +1 more source

MHD Taylor–Couette Flow of Oldroyd-B Fluids Through a Porous Medium in an Annulus Induced by Time-Dependent Couples

open access: yesMathematics
The Taylor–Couette flow of electrically conducting incompressible Oldroyd-B fluids induced by time-dependent couples in an annulus is analytically investigated when magnetic and porous effects are taken into account.
Constantin Fetecau, Dumitru Vieru
doaj   +1 more source

Additives in Biphasic Hydroformylation: An Analysis of the Influence of the Interfacial Area

open access: yesChemie Ingenieur Technik, Volume 97, Issue 5, Page 378-394, May 2025.
Optimizing homogeneous biphasic hydroformylation offers significant potential for improving chemical efficiency by use of additives or by investigating different stirrer and reactor designs. Traditionally, efforts have focused on conversion rates and selectivity, but advanced techniques such as high‐pressure borescopy now allow detailed in‐situ ...
Frederike S. Heinen   +2 more
wiley   +1 more source

Experimental investigation of flow instabilities in a wide gap turbulent rotating Taylor-Couette flow

open access: yesCase Studies in Thermal Engineering, 2019
In fluid sciences, flow between two cylinders has subtle industrial applications. This research has experimentally investigated the instabilities in a wide gap Taylor Couette flow with counter rotating cylinders of 0.1 radius ratio.
Umair Naseem   +5 more
doaj   +1 more source

Elastic turbulence in two-dimensional Taylor-Couette flows

open access: yes, 2018
We report the onset of elastic turbulence in a two-dimensional Taylor-Couette geometry using numerical solutions of the Oldroyd-B model, also performed at high Weissenberg numbers with the program OpenFOAM.
Schaaf, C., Stark, H., van Buel, R.
core   +1 more source

Scaling of global momentum transport in Taylor-Couette and pipe flow [PDF]

open access: yes, 2000
We interpret measurements of the Reynolds number dependence of the torque in Taylor-Couette flow by Lewis and Swinney [Phys. Rev. E 59, 5457 (1999)] and of the pressure drop in pipe flow by Smits and Zagarola, [Phys.
Eckhardt, Bruno   +2 more
core   +3 more sources

Computational Modeling of the Continuous Separation of a Molten Polymer Mixture in a Centrifugal Field

open access: yesMacromolecular Theory and Simulations, Volume 34, Issue 3, May 2025.
A centrifugal technique for separating molten polymer blends is investigated computationally. In a rotating cylinder, the components of mixtures of LDPE (Low‐Density Poly(Ethylene)) and PET (Poly(Ethylene) Terephthalate) are separated due to centrifugal forces due to the different component densities.
V. Medvid   +4 more
wiley   +1 more source

On the Onset of Taylor Vortices in Finite-Length Cavity Subject to a Radial Oscillation Motion

open access: yesJournal of Applied Fluid Mechanics, 2016
Taylor- Couette flow (TCF) is an important template for studying various mechanisms of the laminar-turbulent transition of rotating fluid in enclosed cavity.
Adel Lalaoua, a. Bouabdallah
doaj  

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