Regular perturbation expansions are used to analyse the fluid dynamics of unsteady, inviscid, slender, thin, incompressible (constant density), axisymmetric, upward and downward, annular liquid jets subjected to nonhomogeneous, conservative body forces when both the annular jets are very thin and th
Inviscid, slender, annular liquid jets
โ Scribed by J.I. Ramos
- Publisher
- Elsevier Science
- Year
- 1996
- Tongue
- English
- Weight
- 827 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0009-2509
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โฆ Synopsis
Regular perturbation expansions are used to analyse unsteady, inviscid, slender, incompressible (constant density), axisymmetric, annular liquid jets when the gases enclosed by and surrounding the jet are dynamically passive. Both inertia-and capillarity-dominated annular jets are considered. It is shown that, for inertia-dominated jets, closure of the leading order equations is achieved at second order in the perturbation parameter which is the slenderness ratio, whereas closure is achieved at first order for capillarity-dominated jets. The leading order equations are used to determine the fluid dynamics of steady annular jets.
๐ SIMILAR VOLUMES
Perturbation methods are used to derive the asymptotic equations that govern the fluid dynamics of steady and unsteady, incompressible, inviscid, axisymmetric, irrotational, annular liquid jets employing as small parameter the slenderness ratio.