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Phase-field simulation for the evolution of solid/liquid interface front in directional solidification processYuhong Zhao,Bing Zhang,Hua Hou,Weipeng Chen,Meng Wang摘 要:In this study, the phase field method was used to study the multi-controlling factors of dendrite growth in directional solidification. The effects of temperature gradient, propelling......
Numerical simulation for dendrite growth in directional solidification using LBM-CA (cellular automata) coupled methodWonjoo Lee1,Yuhyeong Jeong1,Jae-Wook Lee2,Howon Lee2,Seong-hoon Kang2,Young-Min...), quantitatively, in directional solidification(DS) experiment with Ni-based superalloy.关键词:......
Trans. Nonferrous Met. Soc. China 22(2012) 2131-2138 Banding structure formation during directional solidification of Pb-Bi peritectic alloys HU Xiao-wu1, LI Shuang-ming2, AI Fan-rong1, YAN Hong1 1..., China Received 7 September 2011; accepted 1 April 2012 Abstract: Directional solidification experiments on Pb-Bi peritectic alloys were carried out at very low growth rate (v=0.5 μm/s) and high......
Research Institute), 1977, 6(1): 91－104. [11] DING Hao, FU Heng-zhi. Influence of drawing rate on formation of hot cracking of aluminum alloys in directional solidification process[J]. Material Science... Solidification crack susceptibility of aluminum alloy weld metals LIU Ren-pei(刘仁培)1, DONG Zu-jue(董祖珏)2, PAN Yong-ming(潘永明)2 1. College of Materials Science and Technology, Nanjing University......
的一致. 关键词:包晶合金；共生生长；Fe-Ni合金；定向凝固 中图分类号:TG 111.4; TG 113.12 文献标识码:A Coupled growth in directional solidification of eritectic alloys FU Heng-zhi1, 2, LUO Liang-shun1, SU... Processing, Northwestern Polytechnical University, Xi’an 710072, China) Abstract: The growth characteristic of peritectic alloy during directional solidification was analyzed theoretically and compared......
Investigation of beta fleck formation in Ti-17 alloy by directional solidification methodXuchen Yin1,2,Jianrong Liu2,Qingjiang Wang2,Lei Wang21. School of Materials Science and Engineering... in some α+β and β titanium alloys.In this study,formation of beta flecks in Ti-17 alloy was investigated by directional solidification experiments.Samples were directionally solidified under a constant......
Trans. Nonferrous Met. Soc. China 22(2012) 2548-2553 Preparation, microstructure and dislocation of solar-grade multicrystalline silicon by directional solidification from metallurgical-grade... 2012 Abstract: A vacuum directional solidification with high temperature gradient was performed to prepare low cost solar-grade multicrystalline silicon (mc-Si) directly from metallurgical-grade mc-Si......
μm and from 20 μm to 5 μm, respectively. They are mainly influenced by the axial heat transfer and grain competition growth. During directional solidification, element Cu is repelled from the FCC...Microstructure evolution, Cu segregation and tensile properties of CoCrFeNiCu high entropy alloy during directional solidificationHuiting Zheng1,Ruirun Chen1,2,Gang Qin1,Xinzhong Li1,Yanqing......
data from actual casting operations. From the observed casting experiment, the preliminary grain morphologies are the directional columnar grains by the VCC process. The solidification morphologies... Numerical simulation of solidification morphologies of Cu-0.6Cr casting alloy using modified cellular automaton model TSAI De-chang, HWANG Weng-sing Department of Materials Science......
定向凝固NiAl-Cr(Mo)-Hf(Ho)共晶合金的组织与性能肖璇1,谢亿2,郭建亭3(1.辽宁省沈阳市沈阳理工大学材料科学与工程学院2.湖南省电力公司 试验研究院3.中国科学院 金属研究所, 沈阳 110016)摘 要:通过液态金属冷却技术制备了名义成分为Ni-30.4Al-34Cr-4.3Mo-0.1Hf-0.05Ho(原子分数,%)的定向合金.定向凝固工艺消除了普通铸造合金中的初生Cr(Mo)相,获得了共晶组织.随抽拉速率从8 mm/min提高到15 mm/min,合金中的共晶胞尺寸从115μm减小到8......
