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[PDF] Top 20 Bubbly flow velocity measurement in multiple scattering regime

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Bubbly flow velocity measurement in multiple scattering regime

Bubbly flow velocity measurement in multiple scattering regime

... the velocity of a bubble cloud driven by a flow, in a regime where multiple scattering effects are ...acoustic velocity measurement technique is the Doppler ... Voir le document complet

18

Time-resolved measurement of concentration fluctuations in a confined bubbly flow by LIF

Time-resolved measurement of concentration fluctuations in a confined bubbly flow by LIF

... removed in order to localise the entire part of the signal corresponding to spurious ...defined in the region occupied by the bub- ...anemometry in bubbly ...found in Serizawa et ...for ... Voir le document complet

10

Hydrodynamics in a stirred tank in the transitional flow regime

Hydrodynamics in a stirred tank in the transitional flow regime

... studies in the literature dealing with the transitional flow regime in stirred tanks address specific particularities of these flows; however, determination of the general underlying reasons ... Voir le document complet

18

Experimental investigation of heat transport in inhomogeneous bubbly flow

Experimental investigation of heat transport in inhomogeneous bubbly flow

... Vial, C., Laine, R., Poncin, S., Midoux, N., Wild, G., 2001. Influence of gas distribution and regime transitions on liquid velocity and turbulence in a 3–D bubble column. Chem. Eng. Sci. 56 (3), ... Voir le document complet

10

Experimental investigation of heat transport in homogeneous bubbly flow

Experimental investigation of heat transport in homogeneous bubbly flow

... observed in figure 5 ...fall velocity Vff = √ g β1TH which is ∼6 cm s −1 for the lowest RaH and ∼11 cm s −1 for the highest Ra H .... In both the single-phase and two-phase cases, a higher level of ... Voir le document complet

20

Turbulent bubbly flow in pipe under gravity and microgravity conditions

Turbulent bubbly flow in pipe under gravity and microgravity conditions

... a measurement bias can explain the observed difference: this is a possible explanation since the slip velocity is determined from the difference between two measured velocities whose accuracy is probably ... Voir le document complet

49

Experimental investigation of heat transport in inhomogeneous bubbly flow

Experimental investigation of heat transport in inhomogeneous bubbly flow

... Vial, C., Laine, R., Poncin, S., Midoux, N., Wild, G., 2001. Influence of gas distribution and regime transitions on liquid velocity and turbulence in a 3–D bubble column. Chem. Eng. Sci. 56 (3), ... Voir le document complet

9

Effect of bubble’s arrangement on the viscous torque in bubbly Taylor- Couette flow

Effect of bubble’s arrangement on the viscous torque in bubbly Taylor- Couette flow

... tested. In order to enable the characterization of the bubble dispersion by visualisations, the global void fraction was willingly limited to a small value ...than in Mehel 15, 17, 19 ...the flow ... Voir le document complet

47

Defect-mediated turbulence in bubbly Taylor-Couette flow

Defect-mediated turbulence in bubbly Taylor-Couette flow

... . In this regime, the increase of defects number is responsible for this strong decrease of space- time correlation in the ...the flow has the capacity to reproduce the pattern in axial ... Voir le document complet

29

Effect of bubble’s arrangement on the viscous torque in bubbly Taylor- Couette flow

Effect of bubble’s arrangement on the viscous torque in bubbly Taylor- Couette flow

... Taylor-Couette flow can be considered as a valuable configuration to study bubble induced modifications of the viscous ...Taylor-Couette flow has several similarities with the turbulent boundary layer ... Voir le document complet

46

Pressure-driven flow of a micro-polar fluid: measurement of the velocity profile.

Pressure-driven flow of a micro-polar fluid: measurement of the velocity profile.

... chosen in such a way that the effect of Quincke rotation on the material rheology is sufficiently high, without inducing too much ultrasound multiple scattering that would have made the ... Voir le document complet

33

DNS of a turbulent steam/water bubbly flow in a vertical channel

DNS of a turbulent steam/water bubbly flow in a vertical channel

... turbulent bubbly flow in a so-called plane ...implemented in TrioCFD code on the TRUST ...water in pressurised water reactor (PWR) ...transitional regime, the flow is ... Voir le document complet

7

Mean path length invariance in wave-scattering beyond the diffusive regime

Mean path length invariance in wave-scattering beyond the diffusive regime

... reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were ...material ... Voir le document complet

8

AC behavior of resonant-tunneling diodes in the scattering-dominated regime

AC behavior of resonant-tunneling diodes in the scattering-dominated regime

... The fit was achieved at each bias by using the measured de current as well as the measured conductance at three frequencies: dc, one point in the conductance rol[r] ... Voir le document complet

127

Hydrodynamics in a stirred tank in the transitional flow regime

Hydrodynamics in a stirred tank in the transitional flow regime

... flows in stirred tanks is challeng­ ing because hydrodynamic instabilities create unsteady flow, which needs ta be correctly ...transitional flow Reynolds numbers because the eddy viscosity ... Voir le document complet

17

Effect of bubble’s arrangement on the viscous torque in bubbly Taylor-Couette flow

Effect of bubble’s arrangement on the viscous torque in bubbly Taylor-Couette flow

... arrangement in the ...two-phase flow configurations, for which the Eulerian cartographies of the gas-phase are ...These flow conditions were selected because the gas Eulerian cartographies of each of ... Voir le document complet

35

Double- and Multiple-scattering Effects in Translucent Materials

Double- and Multiple-scattering Effects in Translucent Materials

... sub-surface scattering e ffect for photorealistic rendering of these ...simulation. In order to compute the outgoing light at a specific point, we now have to take into account the incoming light at all ... Voir le document complet

17

Ultrafast lasers in the femtosecond regime : generation, amplification and measurement

Ultrafast lasers in the femtosecond regime : generation, amplification and measurement

... zones in this case are bended in such a way that the two stability zones are ...superimposed. In the meeting between the two stability zones, on the edge of the second stability zone we find the ... Voir le document complet

297

Flow regime associated with vertical secondary migration

Flow regime associated with vertical secondary migration

... average flow is limited by the expulsion of hydrocarbons from source rocks (Carruthers and Ringrose, ...long in the vertical direction) may overcome this barrier. In order to build such a cluster, ... Voir le document complet

23

Velocity distribution in open channel flow with spatially distributed roughness

Velocity distribution in open channel flow with spatially distributed roughness

... existing in the Matlab Tool- box dedicated to the resolution of partial differential equations (PDE) with finite elements ...smooth flow, the minimum size should ensure that the distance between a first ... Voir le document complet

20

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