Determination of contact parameters for discrete element method simulations of granular systems

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linear-springdashpot (迷幻药) 和接触建模的非线性的 Hertzian-springdashpot (HSD ) 通常在小粒的系统的分离元素方法(DEM ) 模拟为接触力量的计算被使用。尽管有这些模型,为象僵硬那样的模仿的粒子的接触参数的合适的值的决心,抑制系数,归还的系数,和模拟的流行,预定步,不完全是明显的。在这个工作,在这些之间的关系为一座公寓上的影响基于的一个粒子被检验的一个模型系统联系参数。建议在 DEM 模拟为使用有关这些接触参数的决心被做。
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