| 硬铝合金半连续铸造的裂纹缺陷分析 |
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| 引用本文： | 刘自由,张海鹰.硬铝合金半连续铸造的裂纹缺陷分析[J].湖南农机,2012(5):51-52. |
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| 作者姓名： | 刘自由 张海鹰 |
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| 作者单位： | 湖南城市学院;东莞职业技术学院 |
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| 基金项目： | 湖南省科技计划项目2011GK3110 |
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| 摘 要： | 对凝固过程中流场、应力场、温度场及微观组织形态进行数值模拟,能帮助工艺设计人员分析不同时刻凝固过程的温度分布、金属流态、结晶晶粒大小、应力分布等重要物理参数,从而预测疏松、偏析、夹杂及热裂纹等缺陷。
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| 关 键 词： | 硬铝合金 半连续铸造 温度场 应力场 |
Duralumin alloy half continuous casting crack tendentiousness analysis |
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| LIU Zi-you,ZHANG Hai-ying.Duralumin alloy half continuous casting crack tendentiousness analysis[J].Hunnan Agricultural Machinery,2012(5):51-52. |
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| Authors: | LIU Zi-you ZHANG Hai-ying |
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| Institution: | 1.Hunan City University,Yiyang Hunan,413000,China;2.Dongguan Vocational and Technical College,Dongguan Guangdong,523808,China) |
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| Abstract: | Solidification process of the flow field,stress field,temperature field and microstructure morphology numerical simulation can help the process designer to analyze the temperature distribution of the different moments of the solidification process,the metal flow pattern,the crystalline grain size,stress distribution and other important physical parameters,thuspredict osteoporosis,segregation,inclusion and heat cracks and other defects. |
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| Keywords: | aluminum alloy semi continuous casting temperature field stress field |
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