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Kuipets课题组的Yali Tang基于直接数值模拟,提出的新的曳力模型,此模型得到的结果和直接数值模拟得到的曳力相差4%,作者认为她的曳力模型是迄今为止最符合的。感兴趣的可以看看。Tang et al., 2015. A New Drag Correlation from Fully Resolved Simulations of Flow Past Monodisperse Static Arrays of Spheres.
我也感觉这种用resolved DEM来获取drag model是最好的办法了。
话说,这个作者我在CFB11的时候还见过,和她还有张合影。