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frankying

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[交流] 颗粒势场gran/hertz/history参数设置

颗粒接触力
pair_style gran/hertz/history Kn Kt gamma_n gamma_t xmu dampflag

具体参数怎么设置啊?
弹性系数,阻尼系数,静态屈服(这是摩擦系数吗?)
手册交代的比较模糊啊
比如说玻璃的。
Physical Properties        Metric        English        Comments
Density         2.18 g/cc        0.0788 lb/in3       

Mechanical Properties        Metric        English        Comments
Knoop Microhardness         487        487        kg/mm2; 100-g load
Modulus of Elasticity         68.0 GPa        9860 ksi       
Modulus of Rupture         0.0480 GPa        6.96 ksi        Abraded Surface
Poissons Ratio         0.19        0.19       
Shear Modulus         28.0 GPa        4060 ksi
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