IMECH-IR  > 流固耦合系统力学重点实验室
复杂几何边界下液体流动的SPH数值模拟
邵家儒; 刘谋斌
Source Publication第七届全国流体力学学术会议论文摘要集
2012
Pages54-54
Conference Name第七届全国流体力学学术会议
Conference Date2012-11-12
Conference Place中国广西桂林
Abstract本文应用改进的光滑粒子动力学方法(SPH)对复杂几何边界条件下的液体流动进行了数值模拟。通过对核函数及核梯度的修正提高了粒子近似精度;通过改进的耦合动力边界模型弥补了边界粒子的缺失,无需特殊处理就可以很好的处理复杂几何边界。文章对水体冲击尖角型障碍物的物理过程以及具有复杂形状的模具冲型过程进行了数值模拟,其结果与实验及其它数值模拟结果吻合良好,可以比较准确地预测水体运动形态及边界压力的变化。
Keyword光滑粒子动力学 核梯度修正 耦合动力边界 水体冲击
DepartmentLMFS冲击与耦合效应(LHO)
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/48422
Collection流固耦合系统力学重点实验室
Recommended Citation
GB/T 7714
邵家儒,刘谋斌. 复杂几何边界下液体流动的SPH数值模拟[C]第七届全国流体力学学术会议论文摘要集,2012:54-54.
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