计算物理 ›› 2002, Vol. 19 ›› Issue (4): 344-348.
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刘春太, 申长雨, 陈静波, 王利霞
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LIU Chun-tai, SHEN Chang-yu, CHEN Jing-bo, WANG Li-xia
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摘要: 塑料熔体在三维薄壁型腔内的流动属于带有运动边界的粘性不可压流体的流动,基于粘性广义Hele-Shaw流动理论,利用控制体积法建立了求解压力场的有限元方程,耦合利用有限元控制体积法自动跟踪熔体的运动边界,实现了充模过程的动态模拟.
关键词: 注塑成型, 充模流动, 数值分析, 有限元控制体积法
Abstract: Mold-filling of polymer melt in three dimensional thin parts is a viscous incompressible flow with moving boundaries.Based on generalized Hele-Shaw flow theory,the finite element systems for pressure fields are constructed by the Control Volume Methods.The advancing of melt front is traced by a hybrid FEM/Control-Volume method and the dynamic simulation of the mold-filling process is achieved.
Key words: injection-molding, mold-filling, numerical analysis, FEM/control-volume method
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TQ320.5
刘春太, 申长雨, 陈静波, 王利霞. 注塑模充模过程动态分析的有限元/控制体积法[J]. 计算物理, 2002, 19(4): 344-348.
LIU Chun-tai, SHEN Chang-yu, CHEN Jing-bo, WANG Li-xia. FINITE-ELEMENT AND CONTROL-VOLUME METHODS IN THE DYNAMIC SIMULATION OF INJECTION-MOLDING FILLING PROCESS[J]. CHINESE JOURNAL OF COMPUTATIONAL PHYSICS, 2002, 19(4): 344-348.
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http://www.cjcp.org.cn/CN/Y2002/V19/I4/344