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Suppression of Intense Fluid Oscillations by a Floating Particle Layer
Fluid Dynamics ( IF 0.9 ) Pub Date : 2020-11-01 , DOI: 10.1134/s0015462820060063
V. A. Kalinichenko

The results of the experiments on the influence of a positive-buoyancy-particle layer on the process of breaking and regularization of the standing gravity Faraday wave on free water surface in a rectangular vessel are discussed. The effect of increase in the particle layer thickness on the limit steepness of the regular wave and its dissipative properties is considered. It is shown that the use of highly concentrated polystyrene particle suspension as the upper layer modifies significantly the barotropic wave mode dynamics and ensures regularization of the waves with total suppression of their breaking mechanisms.

中文翻译:

通过浮动粒子层抑制强烈的流体振荡

讨论了正浮力粒子层对矩形容器中自由水面上驻留重力法拉第波的破碎和规则化过程影响的实验结果。考虑了颗粒层厚度的增加对规则波的极限陡度及其耗散特性的影响。结果表明,使用高浓度聚苯乙烯颗粒悬浮液作为上层显着改变了正压波模式动力学,并确保波的规则化并完全抑制其破坏机制。
更新日期:2020-11-01
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