Numerical simulation of microstructure evolution and microsegregation of U-Nb alloy during solidific

来源 :中国铸造：英文版 | 被引量 : 0次 | 上传用户：mirrorwxj

【摘要】

：

在这个工作，一个细胞的自动机模型被开发了在团结过程期间模仿 U-Nb 合金的微观结构进化。优先的生长取向，在液体和固体的溶质再分配，固体 / 液体的接口溶质保存，接口弯曲和生长

【作者】

：

Bin Su Zhi-qiang Han Hong-zhan

【机构】

：

InstituteofMaterials,KeyLaboratoryforAdvancedMaterialsProcessingTechnology（MinistryofEducation）

【出处】

：

中国铸造：英文版

【发表日期】

：

2017年5期

【关键词】

：

U-Nb 合金 MICROSEGREGATION 微观结构细胞的自动机数字模拟 TP391.99 一 U-Nb alloy microsegregation

【基金项目】

：

This work was financially supported by the Science and Technology Development Foundation of Chinese Academy of Engineering Physics （Grant No. 2015B0203031）, and the Science Challenge Program （Grant No

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在这个工作，一个细胞的自动机模型被开发了在团结过程期间模仿 U-Nb 合金的微观结构进化。优先的生长取向，在液体和固体的溶质再分配，固体 / 液体的接口溶质保存，接口弯曲和生长 anisotropy 在模型被考虑。模型被使用在团结期间模仿树突生长和 U-5.5Nb 合金的 Nb microsegregation 行为，并且预言的结果与试验性的结果显示出一个合理协议。在团结微观结构和 U-5.5Nb 的作文分发上使率凉下来的效果被使用发达模型调查。结果证明随冷却的率的增加，平均谷物尺寸减少， Nb micr

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Numerical simulation of microstructure evolution and microsegregation of U-Nb alloy during solidific

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