FEM Simulation of the Hydroforming Process of Spherical Vessels from Combination Frustum Shells

查看全文 作　　者：Shihong ZHANG Zhongren WANG (Z.R. Wang) Yingchun GUO Jianyi WANG Dept.of Materials Science and Technology.Harbin Institute of Technology,Harbin,150006,China 出　　处：《Journal of Materials Science & Technology》索引1993年第9卷第1期,共6页 摘　　要：The dieless hydroforming of spherical vessels from combination frustum shells is put forward in thepresent paper,and the forming process is developed by means of elastoplastic finite element methodand experiments.In this paper the principle and experimental procedure of the new technology areintroduced,the simulation method and the calculating assumptions are presented,the deformationprocess and the deformation characteristics of the shells are discussed,as well as the stress and straindistributions of the shell during bulging are analysed. 关 键 词：SPHERICAL VESSEL FEM hydrobulging numerical simulation