基于SPH法立式离心铸造充型过程三维数值模拟  

Three Dimensional Numerical Simulation of Filling Process of Vertical Centrifugal Casting Based on SPH Method

作　　者：赵静雨 宋振亮 阎佩雯 牛晓峰[1] 黄华贵[3] Zhao Jingyu;Song Zhenliang;Yan Peiwen;Niu Xiaofeng;Huang Huagui(College of Materials Science and Engineering,Taiyuan University of Technology;Polytechnic Institute,Taiyuan University of Technology;College of Mechanical Engineering,Yanshan University)

机构地区：[1]太原理工大学材料科学与工程学院 [2]太原理工大学现代科技学院 [3]燕山大学机械工程学院

出　　处：《特种铸造及有色合金》2019年第12期1341-1344,共4页Special Casting & Nonferrous Alloys

基　　金：国家自然科学基金资助项目(51574176,51874209);山西省重点研发计划资助项目(国际合作)(201603D421028)

摘　　要：采用光滑粒子流体动力学(Smoothed Particle Hydrodynamics,SPH)方法对立式离心铸造充型过程进行数值模拟研究,建立了基于SPH立式离心铸造充型过程的三维数学模型,并通过水力学算例验证了模型的正确性。运用建立的数学模型对实际铸件充型过程进行模拟,并与ProCAST模拟结果进行对比,进一步验证了所建立数学模型和开发程序的实用性。SPH(smoothed particle hydrodynamics)method was used to simulate the filling process of vertical centrifugal casting.The three-dimensional mathematical model based on SPH vertical centrifugal casting filling process was established and calculated by hydraulics.The feasibility of the model was verified by using the mathematical model established.The actual casting filling process was simulated and compared with the ProCAST simulation ones.The practicality of the mathematical model and development program established was further explained.

关 键 词：光滑粒子流体动力学 三维数值模拟 立式离心铸造 充型过程 

分 类 号：TP311[自动化与计算机技术—计算机软件与理论] TG249.4[自动化与计算机技术—计算机科学与技术]