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This article is cited in 3 scientific papers (total in 3 papers)
Effect of the angular and linear parameters of interaction of water droplets of various shapes on the characteristics of their collisions
G. V. Kuznetsova, A. K. Rebrovb, P. A. Strizhacka, N. E. Shlegel'a a Tomsk Polytechnical University, Tomsk, 634050, Russia
b Kutateladze Institute of Thermophysics, Siberian Branch, Russian Academy of Sciences, Novosibirsk, 630090, Russia
Abstract:
The influence of the dimensionless angular and linear parameters of interaction of water droplets shaped as a sphere, an ellipsoid, and a conventionally liquid disk on the characteristics (regimes) of their collisions in air (rebound, coagulation, spreading, or fragmentation) is studied by using a system of high-speed video recording. Conditions of stable realization of this interaction are determined. Charts of the corresponding regimes are constructed and compared with available data. The characteristic sizes, the number of liquid fragments formed in collisions, and total areas of the evaporation surface are calculated. It is demonstrated that the liquid surface area in the case of collisions of conventionally liquid disks is significantly (by several times) greater than that in the case of spherical droplets.
Keywords:
water droplets, shape, interaction, collisions, angular andlinear parameters, rebound, coagulation, spreading, fragmentation.
Received: 08.11.2018 Revised: 10.01.2019 Accepted: 28.01.2019
Citation:
G. V. Kuznetsov, A. K. Rebrov, P. A. Strizhack, N. E. Shlegel', “Effect of the angular and linear parameters of interaction of water droplets of various shapes on the characteristics of their collisions”, Prikl. Mekh. Tekh. Fiz., 60:4 (2019), 68–80; J. Appl. Mech. Tech. Phys., 60:4 (2019), 650–660
Linking options:
https://www.mathnet.ru/eng/pmtf416 https://www.mathnet.ru/eng/pmtf/v60/i4/p68
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