| 应用有限元法预计泵壳铸件的缩孔缩松和热裂 |
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| 引用本文： | 李华基,张蓉.应用有限元法预计泵壳铸件的缩孔缩松和热裂[J].重庆大学学报(自然科学版),1998,21(4):84-89. |
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| 作者姓名： | 李华基 张蓉 |
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| 作者单位： | [1]重庆大学机械工程二系 [2]第二重型机器集团公司 |
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| 摘 要： | 应用有限元法对核电站主循环泵壳铸钢件进行了二维温度场及应力场数值模拟，预计了铸件中的缩孔缩松和热裂。实际浇铸试析的解剖结果与数值模拟结果基本相符。同时对拟定的泵壳铸件工艺方案进行了评价。
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| 关 键 词： | 有限元 数值模拟 缩孔缩松 热裂 泵壳铸钢件 |
Using the Finite Element Method to Predict the Dispersed Shrinkage and Hot Tearing of the Pump Shell Castings |
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| Li,Huaji,Li,Gesheng,Zhang,Rong,Zhen,Bingren.Using the Finite Element Method to Predict the Dispersed Shrinkage and Hot Tearing of the Pump Shell Castings[J].Journal of Chongqing University(Natural Science Edition),1998,21(4):84-89. |
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| Authors: | Li Huaji Li Gesheng Zhang Rong Zhen Bingren |
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| Abstract: | This paper has simulated numerically the 2D temperature field and stress field of main circle pump shell steel castings of nuclear power plant by finite element method,predicts the dispersed shrinkage,shrindage and hot hearing.The real dissecting pouring castings had the same results as the numerical simulation.At the same time the authors evaluat the molding design of the pump shell castings. |
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| Keywords: | finite element methods numerical simulation / dispersed shrinkage and shrindage hot tearing pump shell steel castings |
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