On the breakup of viscous liquid threads

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August undefined, 2024

Web1 de jan. de 2016 · In drop aerobreakup, there are two main breakup modes: general bag breakup and shear breakup, which are induced by Rayleigh-Taylor instability and Kelvin … Web6 de abr. de 2024 · In this paper, the nonlinear dynamics of an axisymmetric liquid bridge held captive between two coaxial, circular, solid disks that are separated at a constant velocity are considered.

Break-up of stationary liquid threads Semantic Scholar

Web6 de out. de 1998 · Previous long-wavelength analyses of capillary breakup of a viscous fluid thread in a perfectly inviscid environment show that the asymptotic self-similar regime immediately prior to breakup is given by a balance between surface tension, inertia, and extensional viscous stresses in the thread. Web15 de abr. de 2015 · 1 linear stability of viscous liquids 1.1 fluid thread highly viscous 1.2 external fluid highly viscous 1.3 general case - arbitrary viscosity ratio. linear stability of … irish stirabout recipe

How to extract the Newtonian viscosity from capillary breakup ...

WebThe velocity of the continuous phase outside the microchannel was set lower than 1 mm/s to prevent premature breakup of the liquid thread by viscous drag of the continuous phase exerted on the forming droplet. Web6 de out. de 2024 · The breakup morphology was categorized into various observed breakup regimes: annular sheet disintegration, ligament type breakup, wavy sheet breakup, and pure-pulsating breakup. The air-to-liquid ratio (ALR) along with the liquid sheet Weber number (We g ) and Reynolds number (Re l ) based on airflow are major … WebThe motion and shape evolution of viscous drops made from a dilute suspension of tiny, spherical glass beads sedimenting in an otherwise quiescent liquid is investigated both experimentally and theoretically for conditions of low Reynolds number. In. ... torus formation and breakup of sedimenting drops: experiments and computer simulations. irish stock exchange gem

Capillary instability of a viscous liquid thread in a cylindrical tube ...

Two-dimensional modeling of viscous liquid jet breakup

Web13 de abr. de 2024 · Studies on the breakup of liquid nanojets are available in the literature, and atomistic molecular dynamics simulations on the formation, stability, and breakup of viscous fluids have been carried out. 30 30. M. Moseler and U. Landman, Science 289, 1165 (2000). Web1 de jan. de 1995 · On the breakup of viscous liquid threads A one-dimensional model evolution equation is used to describe the nonlinear dynamics that can lead to the … irish stocking holdersWebS. Tomotika, Breakup of a drop of viscous liquid immersed in another viscous fluid which is extending at a uniform rate. Proc. Roy. Soc. A 153 (1936) 302-318. Google Scholar T. … irish stock brokers online

"Web12 de mar. de 2004 · Pozrikidis, C. (2004). A finite-element method for interfacial surfactant transport with application to the flow-induced deformation of a viscous drop. J. Eng Math. To appear. Tomotika, A. (1936). Breakup of a drop of viscous liquid immersed in another viscous fluid which is extending at a uniform rate. Proc. R. Soc. London, Ser. A 153, pp. … " - On the breakup of viscous liquid threads

On the breakup of viscous liquid threads

Stability of similarity solutions of viscous thread pinch-off

Web13 de out. de 2011 · The breakup process of a low speed capillary liquid jet is computationally investigated for different Ohnesorge numbers (Z), wave numbers (K), and disturbance amplitudes (ζo). An implicit finite difference scheme has been developed to solve the governing equations of a viscous liquid jet. The results predict the evolution … WebA one-dimensional model evolution equation is used to describe the nonlinear dynamics that can lead to the breakup of a cylindrical thread of Newtonian fluid when capillary forces …

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Web12 de dez. de 2016 · IrregularType deformedlocally, bulges protuberancesoccur, thusparts globulebecome bodily separated (bulgy deformation). variousflow patterns maycause basicways, those con- sidered here irregularflow field turbulentflow viscousstresses. possiblecom- binations flowpatterns morepre- cisely mostimportant possibleways … Web15 de abr. de 2015 · 1 linear stability of viscous liquids 1.1 fluid thread highly viscous 1.2 external fluid highly viscous 1.3 general case - arbitrary viscosity ratio. linear stability of viscous liquids. reynolds , later tomotika extended plateau s work consider linear stability of viscous threads. rayleigh solved stability of viscous thread of viscosity μ a

WebWe study the stability and breakup behavior of an axisymmetric liquid thread surrounded by another viscous fluid layer through a long wave approximation. ... D. T. Papageorgiou, On the breakup of viscous liquid threads, Phys. Fluids, 7 (1995), pp. 1529- … Web7 de jul. de 2024 · In this paper we investigate the statics and the dynamics of large-viscosity ligaments attached to a rod and drawn out of a pure-liquid bath. Following the …

Web8 de out. de 2024 · Abstract In this paper we compute the linear stability of similarity solutions of the breakup of viscous liquid threads, in which the viscosity and inertia of the liquid are in balance... Web18 de nov. de 2012 · Metrics. A two-dimensional computational model has been developed to study the evolution and breakup of a viscous laminar liquid jet, using a boundary-fitted curvilinear coordinate system. A system of elliptic partial differential equations for coordinate transformations has been developed to map the moving boundaries’ physical domain of …

WebIt is shown that at the level of the cross-over between these two regimes it is more probable to produce monodisperse droplets because fluctuation-dominated pinch-off may allow the unique situation where satellite drop formation can be inhibited. The thinning dynamics of a liquid neck before break-up, as may happen when a drop detaches from a faucet or a … irish stock exchange rnsWeb15 de mai. de 2024 · Papageorgiou, D. T. 1995 On the breakup of viscous liquid threads. Phys. Fluids 7 (7), 1529 ... irish stock transfer formWeb11 de jun. de 2024 · In this paper we compute the linear stability of similarity solutions of the breakup of viscous liquid threads, in which the viscosity and inertia of the liquid are in balance with the surface tension. The stability of the similarity solution is determined using numerical continuation to find the dominant eigenvalues. Stability of the first two … port everglades berth 22Web15 de jun. de 2009 · The breakup of viscous liquid jets that contain surfactant, that is potentially above the critical micelle concentration (CMC) is considered here within the long-wave approximation. The soluble surfactant is assumed to be present in three phases: as an interfacial species, bulk monomers and micelles. irish stock market todayWeb6 de jan. de 2012 · Lister, J. R. & Stone, H. A. 1998 Capillary breakup of a viscous thread surrounded by another viscous fluid. Phys. Fluids 10, 2758.CrossRef Google Scholar. 19 19. ... Role of Marangoni stress during breakup of surfactant-covered liquid threads: Reduced rates of thinning and microthread cascades. Physical Review Fluids, Vol. 3, … port everglades berthsWeb14 de dez. de 2007 · The influence of surfactant on the breakup of a prestretched bubble in a quiescent viscous surrounding is studied by a combination of direct numerical … irish stone cottage house plansWeb4 de jun. de 1998 · The equations are solved numerically and the jet radius is found to vanish after a finite time yielding breakup. The slender jet approximation is valid … irish stitch crochet pattern