将合金凝固微观偏析统一模型推广到三元合金凝同微观偏析的预测,并提出了能够计算三元匀晶与共晶合金凝固路径的数值计算方法.实现了在源代码层次上与热力学计算软件Thermo-Calc及其数据库的耦合,以获取多元合金凝固路径计算所需的凝固热力学数据.通过Fe-40V-40Cr,Al-4.5Cu-1.0Si,Al-10Cu一2.5Mg和Al-1.49Si-0.64Mg(质量分数,%)等多元/多相合金在小同冷速下凝固路径的实例计算,以及与相应的凝固组织定量金相实验结果对比,验证了本文多元/多相凝固模型和算法的正确性.
参考文献
[1] | Fujii T,Poirier D R,Flemings M C.Metall Trans,1979;10B:331 |
[2] | Mehrabian R,Flemings M C.Metall Trans,1970; 1:455 |
[3] | Cornelissen M C M.Ironmaking Steelmaking,1986; 13(4):204 |
[4] | Roosz A,Exner H E.Avta Matall Mater,1990; 38:375 |
[5] | Xie F Y,Kraft T,Zuo Y,Moon C H,Chang Y A.Acta Mater,1999; 47:489 |
[6] | Kraft T,Rettenmayr M,Exner H E.Modell Simul Mater Sci Eng,1996; 4:161 |
[7] | Zhao G W,Xu D M,Fu H Z.Int J Mater Res,2008; 128:680 |
[8] | Vusanovic I,Sarler B,Krane M J M.Mater Sci Eng,2005;A413-414:217 |
[9] | Jie W Q,Zhang R J,Zhi H.Mater Sci Eng,2005; A413-414:497 |
[10] | Larouche D.Calphad,2007; 31:490 |
[11] | Du Q,Jacot A.Acta Mater,2005; 53:3479 |
[12] | Xu D M.Metall Mater Trans,2001; 32B:1129 |
[13] | Xu D M,Fu H Z,Guo J J,Jia J,Li Q C.J Harbin Inst Technol,2003; 35:1156(徐达鸣,傅恒志,郭景杰,贾钧,李庆春.哈尔滨工业大学学报,2003;35:1156) |
[14] | Xu D M,Guo J J,Fu H Z.in Jones H ed.,SP07-Proceedings of the 5th Decennial International Conference on Solidification Processing,Sheffield:University of Sheffield,2007:94 |
[15] | Song M H,Master Disertation,Harbin Institute of technology,Harbin,2008(宋梦华.哈尔滨工业大学硕上论文,哈尔滨,2008) |
[16] | Wu B Y,Wang M D,Ding X H,LI D H.Theory of Numerical Analysis.Beijing:Science Press,2003:11(吴勃英,王德明,丁效华,李道华.数值分析原理.北京:科学出版社,2003:11) |
[17] | Xu D M.Metall Mater Trans,2002; 33B:451 |
[18] | Ganesan M,Thuinet L,Dye D,Lee P D.Metall Mater Trans,2007; 38B:557 |
[19] | Dore X,Combeau H,Rappaz M.Acta Mater,2000; 48:3951 |
[20] | Mondolfo L F.Aluminum Alloys:Structure and Properities.London:Butterworths,1976:253 |
[21] | Thermo-Calc Software A B.ThermoCalc Software User' Guid (Version R).Stockholm Technology Park,2006 |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%