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Constitutive model of disturbed soil-structure interface within mining subsidence areas被引量：1: 《Journal of Central South University》2017年第7期1676-1683,共8页CHANG Hong XIA Jun-wu; Project(51274192)supported by National Natural Science Foundation of China; The characteristics of a disturbed soil-structure interface were studied based on the variation regularities of the disturbed soil within its mining subsidence area using direct shear tests.The effects of the initial ...; 关键词：mining SUBSIDENCE areas soil-structure INTERFACE RIGID-PLASTIC model FINITE ELEMENT method

Metal-forming problems with combined hardening: 《Applied Mathematics and Mechanics(English Edition)》2012年第2期233-242,共10页T.A.ANGELOV; A class of quasisteady metalforming problems under nonlocal contact and Coulomb＇s friction boundary conditions is considered with an incompressible, rigid plastic, strainrate dependent, isotropic, and kinematic harde...; 关键词：RIGID-PLASTIC combined hardening nonlocal friction variational analysis quasi-steady

Catenary action of restrained steel beam against progressive collapse of steel frameworks被引量：1: 《Journal of Central South University》2012年第2期537-546,共10页李国强王开强刘玉姝陈素文; Project(2006BAJ01B02)supported by the National Science and Technology Pillar Program during the Eleventh Five-Year Plan Period of China; The changing law of internal forces during the whole deformation development process was analyzed. The process was divided into five stages based on the internal force state of the beam and the assumptions of internal...; 关键词：restrained steel beam catenary action rigid-plastic mechanism numerical analysis formula correction

Thin-Walled Tube Extension by Rigid Curved Punch: 《Engineering（科研）》2011年第5期452-460,共9页R. I. Nepershin; Computer model is developed for non-steady and steady-state process of thin-walled tube extension by the rigid punch with curved profile. Rigid-plastic membrane shell theory with quadratic yield criterion is used. Tub...; 关键词：Tube EXTENSION RIGID-PLASTIC Membrane Shell Curved RIGID PUNCH Normal ANISOTROPY Work HARDENING Wall Thickness Variation

Modelling and Analysis of a Class of Metal–Forming Problems: 《Advances in Applied Mathematics and Mechanics》2010年第6期722-745,共24页T.A.Angelov; A class of steady-state metal-forming problems,with rigid-plastic,incompressible,strain-rate dependent material model and nonlocal Coulomb’s friction,is considered.Primal,mixed and penalty variational formulations,co...; 关键词：Steady-state metal-forming rigid-plastic material nonlocal friction variational formulations weak solutions secant-modulus method FE analysis

Plastic variational principle based on the least work consumption principle被引量：1: 《Journal of Central South University》2008年第S1期39-42,共4页唐松花罗迎社周筑宝王智超; Plastic variational principles are foundation to solve the boundary-value problems of plastic mechanics with the variational method(or energy method) and finite element method.The most convenient way of establishing d...; 关键词：RIGID-PLASTIC rigid-viscoplastic VARIATIONAL PRINCIPLE the least work CONSUMPTION PRINCIPLE

ADAPTIVE RIGID-PLASTIC MESHLESS GALERKIN METHOD AND ITS APPLICATION IN ANALYSIS OF EXTRUSION PROCESSES被引量：1: 《Chinese Journal of Mechanical Engineering》2007年第2期26-31,共6页WU Xin ZHAO Guoqun WANG Weidong GUAN Yanjin LU Ping; This project is supported by National Natural Science Foundation for Dis-tiguished Young Scholars of China (No. 50425517).; Under the hypothesis of the rigid-plastic material, specific efforts are placed on the developments of the key simulation techniques of the meshless Galerkin method because of the complexity of the deformation process...; 关键词：Rigid-plastic Galerkin Adaptive Non-steady state Extrusion Severe deformation

Rigid-Plastic Dynamic Response of Reinforced Concrete Bridge Pier Impacted by Automobile被引量：4: 《Transactions of Tianjin University》2006年第B09期254-257,共4页ZHENG Xiaoning DIAO Bo YE Yinghua; Bridge piers are impacted by autos sometimes. The pier usually has not been destroyed after once impact by auto. But there are few research on damage which will affect pier's capability, and most relative studies have...; 关键词：IMPACT PIER RIGID-PLASTIC dynamic response

Simulation and Analysis of Ring Compression Using RP/RVP Meshless Method: 《武汉理工大学学报》2006年第S1期330-334,共5页YANG Yuying1,LI Jing2 (School of Materials Science and Engineering,Harbin Institute of Technology,Harbin 150001,China); To avoid mesh distortion and iterative remeshing in mesh-based numerical analysis,a meshless approach based on element free Galerkin (EFG) method is applied to the metal forming analysis of ring compression. Discrete ...; 关键词：metal forming rigid-plastic/rigid-viscoplastic MESHLESS METHOD RING compression EFG METHOD

ANALYSIS OF THREE-DIMENSIONAL UPSETTING PROCESS BY THE RIGID-PLASTIC REPRODUCING KERNEL PARTICLE METHOD被引量：2: 《Acta Metallurgica Sinica(English Letters)》2006年第5期371-378,共8页Y. H. Liu J. Chen S. Yu X. W. Chen; This work was supported by the National Natural Science Foundation of China （No. 50275094）.; A meshless approach, called the rigid-plastic reproducing kernel particle method （RKPM）, is presented for three-dimensional （3D） bulk metal forming simulation. The approach is a combination of RKPM with the flow t...; 关键词：MESHLESS reproducing kernel particle method（RKPM） three-dimensional upsetting INCOMPRESSIBILITY modified penalty method

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