[PDF] Top 20 Numerical simulation of bubble dispersion in turbulent Taylor-Couette flow
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Numerical simulation of bubble dispersion in turbulent Taylor-Couette flow
... to turbulent regime ranging from 3000 to 8000. The statistics of the flow are discussed using two different averaging procedures that per- mit to characterize the mean azimuthal velocity, the ... Voir le document complet
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Numerical simulation of bubble dispersion in turbulent Taylor-Couette flow
... to turbulent regime ranging from 3000 to 8000. The statistics of the flow are discussed using two different averaging proce- dures that permit to characterize the mean azimuthal velocity, the ... Voir le document complet
32
Numerical simulation of bubble dispersion in turbulent Taylor-Couette flow
... investigate bubble dispersion in turbulent Taylor-Couette ...aim of this study is to describe the main mechanisms yielding preferential bubble accumulation ... Voir le document complet
31
Numerical and experimental studies of bubble dispersion and bubble induced drag modulation in a Turbulent Taylor Couette flow
... published in : ...Dominique Numerical and experimental studies of bubble dispersion and bubble induced drag modulation in a Turbulent Taylor Couette ... Voir le document complet
2
Experimental and numerical investigation on mixing and axial dispersion in Taylor-Couette flow patterns
... also in agreement with the literature ( Takeda et ...characteristic of further flow transitions are summarized in Tables 3 and 4 .... In order to fully characterize the different wavy ... Voir le document complet
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Experimental and numerical investigation on mixing and axial dispersion in Taylor-Couette flow patterns
... t Taylor–Couette flows between two concentric cylinders have great potential applications in chemical ...idea in mind. It consists of two concentric cylinders with the inner one rotating ... Voir le document complet
11
Experimental study of bubble-drag interaction in a Taylor-Couette flow
... force of the Taylor vortices and the centripetal force due to the inner cylinder rotational velocity makes it possible to characterise the radial accumulation of the ...value of parameter H ... Voir le document complet
11
Experimental study of bubble-drag interaction in a Taylor-Couette flow
... force of the Taylor vortices and the centripetal force due to the inner cylinder rotational velocity makes it possible to characterise the radial accumulation of the ...value of parameter H ... Voir le document complet
11
Preferential accumulation of bubbles in Couette-Taylor flow patterns
... migration of bubbles in several flow patterns occurring within the gap between a rotating inner cylinder and a concentric fixed outer ...evolution of the two-phase flow is predicted ... Voir le document complet
12
Effect of bubble’s arrangement on the viscous torque in bubbly Taylor- Couette flow
... Keywords: bubble dispersion, viscous torque, Taylor vortices ...INTRODUCTION In the context of naval hydrodynamics, bubble injection in the turbulent boundary layer ... Voir le document complet
47
From passive tracer to bubbles dispersion in Taylor-Couette flows
... for Taylor Vortex Flow, Wavy Vortex Flows and fully Turbulent Taylor-Couette ...on flow visualization, PIV and PLIF measurements are compared to direct numerical ... Voir le document complet
3
Effect of bubble’s arrangement on the viscous torque in bubbly Taylor-Couette flow
... analysis of the bubble dispersion for the first instabilities was first performed by DNS and one way ...13 In this framework, bubbles were considered as passive ...accumulation of the ... Voir le document complet
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Effect of bubble’s arrangement on the viscous torque in bubbly Taylor- Couette flow
... developed in this paper explores and studies the interactions between the dispersion of the bubbles, coherent motion and viscous torque in a Taylor-Couette ...Bubbles of ... Voir le document complet
46
Numerical simulations of drag modulation by microbubbles in a turbulent Taylor-Couette flow
... Comparison of the radial evolution of the mean turbulent shear stress for single and two-phase cases (normalized with the velocity of the inner ...drag in this range of ...study ... Voir le document complet
13
Taylor bubble rising in a vertical pipe against laminar or turbulent downward flow: symmetric to asymmetric shape transition
... online) Bubble velocity in 40 mm pipe for water (Σ = 18 × 10 −3 , N ν = 40 × 10 −6 ...and turbulent regimes. The solid lines are the numerical predictions (see appendix A ) obtained in ... Voir le document complet
19
Numerical simulations of drag modulation by microbubbles in a turbulent Taylor-Couette flow
... higher turbulent regimes by Van den Berg et ...aim of our study is to investigate numerically the dispersion of bubbles in turbulent Taylor-Couette flows (Reynolds ... Voir le document complet
12
Bubble effect on the structures of weakly turbulent couette taylor flow
... ratio of 0.4 and 0.14 between cavitating homogeneous flow and ventilated flow, for Ta=780 and 1000 ...greater in ventilated flow than in cavitating flow, letting suppose ... Voir le document complet
13
In situcharacterization of floc morphology by image analysis in a turbulent Taylor-Couette reactor
... 2 in the case of a ...composed of more than 10 pixels, Df was determined on a scatter graph containing the data for all the ...part of the scat- ter graph following a straight line, thus ... Voir le document complet
16
Quantitative visualization of swirl and cloud bubbles in Taylor–Couette flow
... onset of Taylor vortices (primary instability), the flow is considered weakly ...presence of cloud and swirl bubbles, periodically arranged in the axial direction with an axial ... Voir le document complet
11
Quantitative visualization of swirl and cloud bubbles in Taylor–Couette flow
... features in a bubbly Taylor-Couette flow when bubbles are arranged as elevated toroidal ...recorded in the front view plane with a high speed camera for a Reynolds number of 1500 and a ... Voir le document complet
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