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液滴撞击倾斜固体壁面变形行为的LBM模拟

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Indexed by:会议论文

Date of Publication:2009-11-01

Page Number:1-4

Key Words:格子Boltzmann方法;液滴撞击;力矩模型;液滴变形行为;撞击角

Abstract:采用格子Boltzmann力矩模型模拟了液滴撞击倾斜固体平壁的动力学变形行为,考察了在不同固-液表面间作用力条件下液滴变形的特点。结果表明,在固-液表面间作用力较小时,液滴撞击倾斜固体表面后出现反弹过程,在固-液表面间作用力增加时,液滴撞击后会沿表面铺展并向下滑动,该作用力增加到一定程度时,液滴撞击后仅有铺展现象。另外,撞击角对液滴撞击后的变形也有影响。

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