Current development in quantitative phase-field modeling of solidification

查看全文 作　　者：Xiang-lei [1]Dong;Hui [2,3]Xing;Kang-rong [1]Weng;Hong-liang [1]Zhao

机构地区：[1]College of Materials Science and Engineering,Zhengzhou University,Zhengzhou 450001,Henan,China;[2]Shaanxi Key Laboratory for Condensed Matter Structure and Properties,Northwestern Polytechnical University,Xi'an 710129,Shaanxi,China;[3]State Key Laboratory of Solidification Processing,Northwestern Polytechnical University,Xi'an 710072,Shaanxi,China

出　　处：《Journal of Iron and Steel Research(International)》索引2017年第24卷第9期,共14页

基　　金：supported by National Natural Science Foundation of China(No.51174177);the Fund of the State Key Solidification Laboratory of Solidification Processing in Northwestern Polytechnical University(No.SKLSP 201714) 摘　　要：The quantitative phase-field simulations were reviewed on the processes of solidification of pure metals and alloys.The quantitative phase-field equations were treated in a diffuse thin-interface limit,which enabled the quantitative links between interface dynamics and model parameters in the quasi-equilibrium simulations.As a result,the quantitative modeling is more effective in dealing with microstructural pattern formation in the large scale simulations without any spurious kinetic effects.The development of the quantitative phase-field models in modeling the formation of microstructures such as dendritic structures,eutectic lamellas,seaweed morphologies,and grain boundaries in different solidified conditions was also reviewed with the purpose of guiding to find the new prospect of applications in the quantitative phase-field simulations. 关键词：相场模型固定量动力学模型参数定量建模动力学效应树枝状结构场模拟凝固过程

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Current development in quantitative phase-field modeling of solidification

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