权生林

个人信息Personal Information

副教授

硕士生导师

性别:男

毕业院校:哈尔滨工业大学

学位:硕士

所在单位:能源与动力学院

学科:制冷及低温工程

电子邮箱:slquan@dlut.edu.cn

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Simulation of droplet impact onto horizontal and inclined solid surfaces with lattice-Boltzmann method

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论文类型:期刊论文

发表时间:2013-12-01

发表刊物:Journal of Harbin Institute of Technology (New Series)

收录刊物:EI、Scopus

卷号:20

期号:6

页面范围:97-105

ISSN号:10059113

摘要:In this paper, the lattice-Boltzmann method is used to investigate the droplet dynamics after impact on horizontal and inclined solid surface. The two-phase interparticle potential model is employed. The model is found to possess a linear relation between the macroscopic properties (surface tension    and contact angle   ) and microscopic parameters (G, Gt). The flow state of the droplet on the surface is analyzed in detail, and the effects of surface characteristic, impact velocity, impact angle, the viscosity and surface tension of the liquid are investigated, respectively. It is shown that the lattice-Boltzmann method can not only track exactly and automatically the interface, but also the simulation results have a good qualitative agreement with ones of the previous experimental and numerical studies.