Effect of a strong magnetic field on dendritic growth of Ti-Ni alloy

Hui Chang, Chunli Huang, Bin Tang, Rui Hu, Jinshan Li, Hong Zhong

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

A phase field model has been developed to simulate the dendritic growth of Ti-Ni alloysubjected to a strong magnetic field. The influence of a strong magnetic field on the microstructuremorphology and its evolution was successfully investigated by the model. The effect of themagnetic field intensity on the dendritic evolution has been further discussed. The simulating resultsrevealed that with greater magnetic field intensity, the primary dendritic arms and the side brancheswere easier to coarsen. Besides, the dendritic tip growth rate increased with increasing magneticfield intensity, while the curvature radius had an opposite tendency. The microstructure evolutionunder a strong magnetic field was also studied combined with solidification thermodynamicstheory. The results indicate that, the temperature of equilibrium solidification of Ti-Ni alloychanges with the presence of a strong magnetic field, and the morphology of dendritic grains will beaffected eventually.

源语言英语
主期刊名High Performance Structure Materials
编辑Yafang Han, Junpin Lin, Chengbo Xiao, Xiaoqin Zeng
出版商Trans Tech Publications Ltd
810-817
页数8
ISBN(印刷版)9783037856086
DOI
出版状态已出版 - 2013
已对外发布
活动Chinese Materials Congress 2012, CMC 2012 - Taiyuan, 中国
期限: 13 7月 201218 7月 2012

出版系列

姓名Materials Science Forum
747-748
ISSN(印刷版)0255-5476
ISSN(电子版)1662-9752

会议

会议Chinese Materials Congress 2012, CMC 2012
国家/地区中国
Taiyuan
时期13/07/1218/07/12

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