| 相场横型原理及其在晶粒长大模拟中的研究进展 |
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| 引用本文： | 李刚,上官林建. 相场横型原理及其在晶粒长大模拟中的研究进展[J]. 电焊机, 2006, 36(9): 33-36 |
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| 作者姓名： | 李刚 上官林建 |
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| 作者单位： | 华北水利水电学院,机械学院,河南,郑州,450011;华北水利水电学院,机械学院,河南,郑州,450011 |
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| 摘 要： | 晶粒长大是多晶体材料中最基本的显微组织演化过程之一，对其进行研究具有非常明确的理论和实践意义。而相场法作为一种模拟晶粒长大的有效方法，是目前国内外研究的热点。对相场模型的基本原理、数值计算方法以及在晶粒长大模拟中的研究进展进行了综述，提出了相场模型在微观组织模拟中存在的主要问题以及今后的发展方向。
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| 关 键 词： | 相场模型 计算机模拟 晶粒长大 |
| 文章编号： | 1001-2303(2006)09-0033-04 |
| 收稿时间： | 2005-12-21 |
| 修稿时间： | 2006-08-05 |
Phase field model and progress in numerical simulation of grain growth |
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| LI Gang,SHANG GUAN Lin-jian. Phase field model and progress in numerical simulation of grain growth[J]. Electric Welding Machine, 2006, 36(9): 33-36 |
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| Authors: | LI Gang SHANG GUAN Lin-jian |
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| Affiliation: | College of Mechanical Engineering,North China University of Water Conservancy and Electric Power,Zhengzhou 450011, China |
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| Abstract: | Grain growth is one of the most basic microstructure evolution processes in polycrystalline materials.Investigation into the grain growth process is of both theoretical and practical significance.Nowsday,phase field model is a heated topic at home and abroad as an effect method in numerical simulation of grain growth.In this paper,the physic nature ,numerical computation methods of phase field model is evaluated;the advances of phase field simulation on grain growth are, reviewed.The main problem and the future directions of research in this area are proposed. |
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| Keywords: | phase field model computer simulation grain growth |
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