• CN：11-2187/TH
  • ISSN：0577-6686
机械工程学报

›› 1996, Vol. 32 ›› Issue (3): 107-112.

• 论文 • 上一篇    

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铝合金消失模充型过程的流场及温度场的数值模拟

常庆明;叶荣茂;王惠光;安阁英   

  1. 华中理工大学;哈尔滨工业大学
  • 发布日期:1996-05-01

NUMERICAL SIMULATION OF FLOW FIELD AND TEMPERATURE DISTRIBUTION OF FILLING PROCESS OF MOLTEN ALUMINIUM ALLOY IN LOST FOAM PROCESS

Chang Qingming;Ye Rongmao;Wang Huiguang;An Geying   

  1. Huazhong University of Science and Technology Harbin Institute of Technology
  • Published:1996-05-01

摘要： 将SOLA-VOF法应用于消失模充型过程中，并与传热过程耦合起来，综合考虑了消失模气化分解对充型速度的影响，得到了一维、二维流动的流场和温度场分布，预测了铝合金在消失模铸造中的流动性，提示了铝合金消失模铸造充型过程与普通砂型铸造充型过程充填模式的差异。

关键词: 流场, 数值模拟, 温度场, 消失模

Abstract: Applying SOLA-VOF method to the filling process of lost foam casting, coupling with heat transfering and considering the influence on filling velocity of lost foam vaporizing decomposition, author simulate the flow field and temperature distribution of one and two dimensional flowing, predict the fluidity of Al alloy in lost foam casting, show the filling pattern difference between lost foam process and green sand casting.

Key words: Flow field, Lost foam, Numerical simulation, Temperature distribution

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