Richtmyer–meshkov instability
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Richtmyer–meshkov instability
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WebbSupporting: 1, Mentioning: 52 - A varicose-perturbed, thin, heavy-gas curtain is impulsively accelerated by a planar shock wave of varying strength and investigated experimentally using concentration field visualization. Experiments were performed with Mach 1.2 and 1.5 incident shock waves, acquiring images of the initial conditions, and 18 different times … Webb9 apr. 2024 · The Richtmyer–Meshkov instability occurs when an initially perturbed interface separating two different fluids is impulsively accelerated. This impulsive acceleration, in RMI studies especially, is provided by shock waves mostly. Two basic mechanisms dominate the RMI development, are the baroclinic vorticity and the …
WebbShow/Hide Options ... ... WebbRichtmyer-Meshkov instability is a classical problem in fluid dynamics originated from the path-breaking work of Richtmyer in 1960. Such an instability in compressible fluids is a …
Webb21 okt. 2011 · Richtmyer’s linear instability model was first verified experimentally by Meshkov, who performed shock tube experiments in which a perturbed interface … WebbMembraneless Richtmyer-Meshkov instability experiments have previously been carried out in a vertical shock tube using a single-mode two- and three-dimensional initial perturbations [1], [2]. The present study utilizes the apparatus and experimental techniques of these previous investigations modified to allow the generation of a random three …
WebbWe investigate the Richtmyer-Meshkov instability (RMI) in converging geometries analytically and computationally. The linear, or small amplitude, regime is first covered …
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