孟旭,杨智慧

• 1:菏泽职业学院机电工程系

摘要(Abstract)：

从实验和理论两个方面分析了液滴撞击液膜后的流动特性.液滴撞击液膜后会因为碰撞条件的不同而产生不同的现象,碰撞中有二次液滴的产生称之为溅射,产生二次液滴的情况有两种,从冠状液膜顶端分离和从Worthington射流顶端脱离.重点讨论液滴速度、液滴直径、液体物性、液膜厚度等因素对液滴撞击液膜后流动特性的影响,并对液滴撞击液膜的机理和发生溅射的临界进行研究.

关键词(KeyWords)： 液滴;碰撞;液膜;溅射

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 孟旭,杨智慧

DOI: 10.16393/j.cnki.37-1436/z.2018.02.011

参考文献(References)：

• [1]Worthington A M.On impact with a liquid surface[J].Proc.Roy.Soc,1882,25:261-498.
• [2]Rein M.Phenomena of liquid drop impact on solid and liquid surfaces[J].Fluid Dyn.Res,1993,12:61-93.
• [3]Randy L Vander Wal.Droplets splashing upon films of the same fluid of various depths[J].Experiments in Fluids,2006,40:33-52.
• [4]Martin Rieber,Arnold Frohn.A numerical study on the mechanism of splashing[J].International Journal of Heat and Fluid Flow,1999,20:455-461.
• [5]蔡一坤.液滴和液面碰撞[J].力学学报,1989,21(3).
• [6]郭加宏.液滴冲击液膜过程实验研究[J].物理学报,2010,59(4):2601-09.
• [7]Mundo CHR,Sommerfeld M.Droplet-wall collisions:experimental studies of the deformation and breakup process[J].Int Journal of Multiphase Flow,1995,21(2):151-173.
• [8]Tomio Okawa,Takuya Shiraishi.Production of secondary drops during the single water drop impact onto a plane water surface[J].Experiments in Fluids,2006,41:965-974
• [9]Rioboo R,Bauthier C.Experimental investigation of splash and crown formation during single drop impact on wetted surfaces[J].Experiments in Fluids,2003 35:648-652.
• [10]Cossali G E,Coghe A.The impact of a single drop on a wetted solid surface[J].Experiments in Fluids,1997,22:463-472.
• [11]An-Bang Wang,Chi-Chang Chen.Splashing impact of a single drop onto very thin liquid films[J].Phys.Fluids,2000,12:2155-2158.
• [12]Macklinand W C,Metaxas G J.Splashing of drops on liquid layers[J].Appl.Phys,1976,47:3963-3970
• [13]梁刚涛.液滴撞击液膜的射流与水花形成机理分析[J].物理学报,2013,62(2)024705.
• [14]Yarin A L,Weiss D A.Impact of drops on solid surfaces:self-similar capillary waves,and splashing as a new type of kinematic discontinuity[J].Fluid Mech,1995,283:141-173.
• [15]Trujillo M F,Lee C F.Modeling crown formation due to the splashing of a droplet[J].Physics of Fluids,2001,13:2503-2516.
• [16]Tomio Okawa,Takuya Shiraishi.Effect of impingement angle on the outcome of single water drop impact onto a plane water surface[J].Experiments in Fluids,2008,44:331-339.
• [17]Joshua Lampe,Robert DiLalla.Impact dynamics of drops on thin films of viscoelastic wormlike micelle solutions[J].Non-Newtonian Fluid Mech,2005,125:11-23.
• [18]Regan Crooks,Justin Cooper-Whitez.The role of dynamic surface tension and elasticity on the dynamics of drop impact[J].Chemical Engineering Science,2001,56:5575-5592.
• [19]Scheller BL,Bousfield DW.Newtonian drop impact with a solid surface[J].AIChE J,1995,41:1357-1367.
• [20]CHRI STOPHE CLANET.Maximal deformation of an impacting drop[J].Journal of Fluid Mechanics,2004,517:199-208.
• [21]Shiladitya Mukherjee,John Abraham.Crown behavior in drop impact on wet walls[J].Physics of Fluids,2007,19(5):052103.1-052103.10.
• [22]Cossali G E,Marengo M,Zhdanov S.The role of time in single drop splash on thin film[J].Experiments in Fluids,2004,36:888-900.
• [23]梁刚涛,沈胜强,杨勇.单液滴撞击平面液膜飞溅过程的CLSVOF模拟[J].热科学与技术,2012,11(1):8-12.
• [24]Nefzaoui E,Skurtys O.Impact of a liquid drop on a granular medium:Inertia,viscosity and surface tension effects on the drop deformation[J].Experimental Thermal and Fluid Science,2012,41:43-50.
• [25]Dominique Legendre,Claude Daniel,Pascal Guiraud.Experimental study of a drop bouncing on a wall in a liquid[J].Physics of Fluids,2005,17(9):7105-7117.
• [26]Randy L Vander Wal.The splash/non-splash boundary upon a dry surface and thin fluid film[J].Experiments in Fluids,2006,40:53-59.
• [27]Joshua Lampe,Robert DiLalla,Jason Grimaldi,et al.Impact dynamics of drops on thin films of viscoelastic wormlike micelle solutions[J].Journal of Non-Newtonian Fluid Mechanics,2005,125:11-23.