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about 1.0 m lateral spreading at the toe and 60 cm settlement at the crest of the earth embankment. Key words: earth embankment; earthquake liquefaction; cyclic plasticity; finite element method...; k is a numerical parameter that controls the size of the elastic region. Regarding the translation of the yield surface, in the classical plasticity, it is common to use linear kinematic hardening......
: To understand the tensile deformation of electro-deposited Cu with nano-scale twins, a numerical study was carried out based on a conventional theory of mechanism-based strain gradient plasticity (CMSG.... The results provide information to understand the mechanical behaviors of Cu with nano-scale growth twins. Key words: copper; twins; strain gradient plasticity; size effects, numerical simulation......
Deforming analysis of sheet metal based on stereo vision and coordinate gridHongqin Wei, Dehong Yu, Xueyu Ruan, and Youqing Wang Department of Plasticity Technology, Shanghai Jiaotong University, Shanghai 200030, China Die or Mould and Plasticity Processing Research Institute, Xi’an Jiaotong University, Xi’an 710049, China摘 要:<正> A new approach......
plasticity of the laser butt-welded plate can meet the requirement of superplastic forming. Key words: Inconel 718 alloy; laser welding; high temperature plasticity; microstructure 1 Introduction... and butt-welding technology can make the small-size sheet splice the heavy-size sheet with homogeneous thickness of wall and shorter manufacturing cycle. Thus the high temperature plasticity of Inconel 718......
Trans. Nonferrous Met. Soc. China 31(2021) 138-155 Crystal plasticity based modeling of grain boundary sliding in magnesium alloy AZ31B sheet Zi-han LI1, Guo-wei ZHOU2, Da-yong LI1,3, Hua-miao...; accepted 12 November 2020 Abstract: The aim of present work is to develop a crystal plasticity modeling approach to integrate slip, dynamic recrystallization (DRX) and grain boundary sliding (GBS......
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and be used to calculate the volume of void in the simulation of the effect of crystallographic orientation on void growth by using crystal plasticity finite element method compared with integral method... properties of materials with voids. Key words: crystal plasticity; finite element method; void; mechanical properties; crystallographic orientation  ......
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.ysxb.1004.0609.2021-36540 CHEN Shou-dong, LU Ri-huan, SUN Jian, et al. Crystal plasticity finite element simulations for plastic anisotropy in single layer and oligo-crystal copper under foil rolling[J]. The Chinese Journal...变形主要受其层状晶粒结构影响. 表2 晶体塑性有限元模拟参数 Table 2 Material parameters used in CP-FEM simulations 图2 轧制单层和少层晶铜箔的晶体塑性有限元模型及极薄带轧制示意图 Fig. 2 Crystal plasticity finite element models......
pressure and temperature increased the plasticity of rock to reduce damage. Peak strength, residual strength and tangent modulus decreased, while Poisson's ratio increased due to less effective stress...: multi-field coupling; temperature; pore pressure; permeability; plasticity; CT technology 岩土体温度场,地下水渗流场和岩土体变形场之间存在着相互作用和相互制约的复杂关系.在温度场和长期荷载共同作用下,岩体的力学特性会产生显著变化[1-4],也严重影响了岩体的渗透特性[5].岩体的渗透性能是岩体稳定性和坝体安全的一......