WebApr 14, 2024 · With a further increase in the impact We, in the spreading process, the thickness of the liquid film becomes uneven with a thin center and a thick edge, as … WebFeb 15, 2024 · An investigation shows that, counterintuitively, the splash of drops impacting with velocities of a few tens of meters per second is suppressed because the aerodynamic lift force that would cause the liquid film to separate from the substrate and to break into much finer droplets is inhibited. This occurs as a consequence of the fact that the …
A study of droplet impact on static films using the BB-LIF …
WebMay 10, 2024 · 2.1 Governing equations. The schematic illustration of a drop impact on a liquid film is shown in Fig. 2.The rectangular domain has a length of 10D and a width of 2.5D.Moreover, the drop’s diameter, the acceleration of gravity, the drop’s velocity, the densities of fluid one and fluid two, and the film’s thickness are denoted by D, g, U 0, ρ … WebJul 1, 2024 · Droplet impinging on a flowing liquid film is investigated both experimentally and numerically in this study. Emphasis is placed on the interfacial evolution and dynamic feature as well as the corresponding underlying mechanisms behind. Results indicate that demarcation between splashing and non-splashing regimes can be expressed by a linear ... the good spray kaysville ut
Numerical analysis and insight of drop impacting dynamics upon a liquid ...
WebFeb 6, 2024 · However, when the thickness of the liquid film h * increases from 0.25 to 0.5, the cushion of the liquid film is more obvious, and the energy absorbed by the liquid film during collision is more. Compared with Figs. 14(a) and 14(b) , it can be seen that the jet velocity decreases with the increase in the thickness of the liquid film even when ... WebMar 6, 2024 · The phenomenon of bubble encapsulation results from droplet impact on a liquid film for specific impact conditions, but there is no established criterion for predicting its onset. ... A. Silva, and J. M. Barata, “ Insights on bubbling formation after drop impact on thin liquid films,” in ILASS 2024-29th European ... K.-Y. Teh, and D. L. S ... WebMar 21, 2024 · The transient force exerted by a low-speed liquid droplet impinging onto a flat rigid surface is investigated experimentally. The measurements employ a high … the good spot lake wales fl