HYDRODYNAMIC RESISTANCE EFFECT OF FLUID LAYER BETWEEN TWO IMMERSED APPROACHING PARTICLES

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接近另一个粒子的一个沉浸的稳固的粒子的三维的直接模拟,或一面扁平的墙,被进行调查沉浸的粒子的水动力学影响的力学。模拟方法用一个固定格子系统基于一个修改沉浸的边界方法。当粒子分离距离变得比格子间距小时,接近接触说明在粒子之间的液体层的水动力学抵抗效果,一个微层模型被开发允许在内的压力侧面的决心没有忽视层流动的惯性的力量微层。压力力量然后在粒子运动的方程被考虑。有在文学报导的试验性的结果的模拟结果的比较被显示证实在这研究介绍的模型。模拟揭示液体的复杂三维的流动领域和来临的粒子的运动。当粒子的分离距离是时,在粒
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