Numerical investigation of the rebounding and the deposition behavior of particles during cold spraying

查看全文 作　　者：Xianglin ZHOU Xiangkun WU Jianguo WANG Jishan [1]ZHANG

机构地区：[1]State Key Laboratory for Advanced Metals and Materials, University of Science and Technology Beijing,Beijing 100083, China

出　　处：《Acta Metallurgica Sinica(English Letters)》索引2011年第24卷第1期,共11页

基　　金：supported by the National Natural Science Foundation of China (Nos.50871019 and 50874009) 摘　　要：Particles may rebound from a substrate surface during cold spraying,which affects the quality of the coating.In this paper,the rebound phenomenon and its consequences on deposition behavior have been analyzed using the finite element analysis software ANSYS/LS-DYNA version 970.In a range of particle velocities of 50-1000 m/s,increases of the impact velocity caused a rapid decline of the rebound coefficient R to a low point Rmin.After that,R began to rise slowly.Then the effect of the impact velocities and material properties on the rebound phenomenon were analyzed.Both the material strength and density influenced this rebound phenomenon.Four stages of the impact process and a model of strain distribution were proposed in detail to explain the rebound phenomenon. 关键词：粒子速度沉积行为冷喷涂数值研究基板有限元分析软件反弹现象材料性能

相关文献

参考文献（23）
引证文献（2）
耦合文献（0）

参考文献(23)

引证文献(2)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Numerical investigation of the rebounding and the deposition behavior of particles during cold spraying

参考文献(23)

引证文献(2)

用户提示