基于SPH的跃移沙粒空中碰撞模拟

来源 :中国计算力学大会2018暨国际华人计算力学大会2018 | 被引量 : 0次 | 上传用户：zhaoyuanhappy2008

【摘要】

：

本文运用光滑粒子流体动力学(smoothed particle hydrodynamics：SPH)方法对风沙流中跃移沙粒在空中碰撞的现象进行了数值模拟及理论分析,动态地显示了碰撞的整个过程.SPH 方法的特点是可以将计算区域分解成随着控制方程运动的离散粒子,与自然的沙粒形态非常相符.与以往方法相比,SPH 方法在处理沙粒间碰撞问题时有它独到的优势,其可以免于碰撞模型的建立以及碰撞概率的计算.通过

【作者】

：

赵杰金阿芳马小晶楚花明李文涛

【机构】

：

新疆大学机械工程学院,新疆乌鲁木齐830047 新疆大学电气工程学院,新疆乌鲁木齐830047

【出处】

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中国计算力学大会2018暨国际华人计算力学大会2018

【发表日期】

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2018年10期

【关键词】

：

风沙二相流光滑粒子流体动力学方法沙粒碰撞

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基于SPH的跃移沙粒空中碰撞模拟

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