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Die structure optimization of equal channel angular extrusion for AZ31 magnesium alloy based on finite element method HU Hong-jun(胡红军)1, 2, ZHANG Ding-fei(张丁非)1, 3, PAN Fu-sheng(潘复生)1, 3 1... magnesium alloy; equal channel angular extrusion; finite element method; outer corner angle; deformation inhomogeneity  ......
and noise problem in metro lines. Key words: rail corrugation; wheelset vertical vibration; wheelset torsional vibration; finite element modeling 1 Introduction Corrugations have occurred on almost every... a finite element model (Fig. 5 shows the mesh of the wheelset). 4 Analysis of wheelset vertical vibration 4.1 Vertical vibration of wheelset with electromotor Simulations were carried out......
. Table 1 Different assumptions of δ(ρ) The above model and different assumptions of δ are implemented into user subroutines of MSC.Marc, a commercial finite element analysis software. Compared.... The simulation was conducted on MSC.Marc. User subroutines were written and the model described above was implemented. The simulation of the two cases shared the same finite element model......
on the inner strain distribution of workpieces only at small and large εapparent , respectively. References [1] FAN L X, WANG Z G, WANG H. 3D finite element modeling and analysis of radial forging... Z R, ZUO T Y. 3D finite element modeling of cogging-down rotary swaging of pure magnesium square billet-Revealing the effect of high-frequency pulse stroking [J]. Materials Science & Engineering......
Damage prediction for magnesium matrix composites formed by liquid-solid extrusion process based on finite element simulation QI Le-hua(齐乐华)1,2, LIU Jian(刘 健)1, GUAN Jun-tao(关俊涛)1, SU Li-zheng(苏力.... Experiments have revealed that the typical product defects are hot shortness cracks and surface cracks. The finite element method (FEM) can play an important role in understanding the mechanism......
Engineering Materials, 2006, 8(3): 205-208. [16] ZHAO Xiao-li, XIE Zong-han. Nanoindentation of hard multilayer coatings: Finite element modeling [J]. Material Science and Engineering A, 2011, 528(3...J. Cent. South Univ. (2012) 19: 1175-1181 DOI: 10.1007/s11771-012-1125-z Finite element and experimental analysis of Vickers indentation testing on Al2O3 with diamond-like carbon coating ZHAI......
Resistance spot welding of Ti40Zr25Ni3Cu12Be20 bulk metallic glass:experiments and finite element modelingGang Wang1,Yong-Jiang Huang2,Deodat Makhanlall2,Jun Shen21. School of Mechanical... with welding current of 5.0 kA for 2cycles.A fully coupled thermal-electrical-mechanical finite element model(FEM) was developed to complement the experimental study.The simulated results agree well......
3D Crystal Plasticity Finite Element Modeling of the Tensile Deformation of Polycrystalline Ferritic Stainless SteelChi Zhang,Li-Wen Zhang,Wen-Fei Shen,Ying-Nan Xia,Yu-Tan YanSchool of Materials... by combining a crystal plasticity finite element model with 3D cellular automaton algorithm. The actual grain orientations of FSS cold rolling and annealing sheet have been detected by electron backscatter......
Modeling and finite element analysis of rod and wire steel rolling processShulun Liao1,2), Liwen Zhang1,2), Siyu Yuan1,2), Yu Zhen3), and Shuqi Guo3) 1) School of Materials Science and Engineering...) Dongbei Special Steel Group, Dalian 116031, China摘 要:Two thermomechanical coupled elastic-plastic finite element (FE) models were developed for predicting......
RESEARCH ON THE SELECTION OF FRICTION MODELS IN THE FINITE ELEMENT SIMULATION OF WARM EXTRUSION Z.L.Zhang1,H.S.Xiao1,X.B.Lin1 (1.National Die and Mold CAD Engineering Research Center, Shanghai Jiao Tong University, 1954 Hua Shah Road, Shanghai 200030, China) Abstract:During the process of finite element simulation of precision warm forging, the selec-tion of friction models has a direct effect......