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Critical state plasticity. Part VI:Meso-scale finite element simulation of strain localization in discrete granular materials
Granular materials Strain localization
2015/7/1
Development of more accurate mathematical models of discrete granular material behavior requires a fundamental understanding of deformation and strain localization phenomena. This paper utilizes a mes...
Finite element simulation of strain localization with large deformation: capturing strong discontinuity using a Petrov–Galerkin multiscale formulation
Finite element simulation strain localization with large deformation strong discontinuity Petrov–Galerkin multiscale formulation
2015/7/1
The finite element model for strain localization analysis developed in a previous work is generalized to the finite deformation regime. Strain enhancements via jumps in the displacement field are capt...
Two-dimensional finite element simulation of fracture and fatigue behaviours of alumina microstructures for hip prosthesis
alumina crack finite element fatigue fracture ceramic microstructure
2012/4/19
This paper describes a two-dimensional (2D) finite element simulation for fracture and fatigue behaviours of pure alumina microstructures such as those found at hip prostheses. Finite element models a...
Evolution of Plastic Zone around Inclined Wellbores Using Finite Element Simulation with Generalized Plane Strain Model
Inclined wellbore Plastic zone Finite element Elastoplastic analysis Drucker-Prager yield criterion
2010/9/8
This paper presents a specialized finite element procedure to analyze the elastoplastic response of rock surrounding an inclined wellbore. The procedure enables this special three-dimensional problem ...
An Adaptive Parametric Study on Mesh Refinement during Adaptive Finite Element Simulation of Sheet Forming Operations
Finite Element Adaptive Parameter Post-processing Procedure Refinement Technique Sheet Forming
2009/10/9
The paper presents an adaptive parametric study on mesh refinement during adaptive finite element analysis of sheet forming operations. The selected adaptivity parameters for the study are field varia...
基于有限元模拟的泵用压电振子正交优化设计（Orthogonal Optimum Design of the Actuator for the Piezoelectric Pump Based on Finite Element Simulation）
压电泵 压电振子 正交设计法 优化设计
2009/9/11
作为压电泵的驱动源，压电振子的振动性能影响泵的性能。为此，对影响压电振子振动性能的压电振子结构参数以及材料参数进行优化设计。基于有限元模拟分析方法，采用正交试验和对分析结果进行极差分析，得到了各影响因素分别对压电振子中心点处振幅以及谐振频率两个重要指标影响的主次顺序，并得到了较好的方案。通过再设计试验分析，最终获得了提高压电振子振动性能的最优方案。
Finite element simulation of wheel impact test
Computational mechanics Nonlinear dynamic finite element Total plastic work
2010/2/4
Design/methodology/approach: The test fixture used for the impact test consists of a striker with specified weight. The test is intended to simulate actual vehicle impact conditions. The tire-wheel as...
Experimental and finite element simulation of formability and failures in multilayered tubular components
Numerical techniques Multi-layered Hydroforming Optimization Failure
2010/2/10
Purpose: Optimization of the operating conditions is one of the most significant studies in the hydroforming process, which affect the forming of successful components.
Design/methodology/approach: F...
期刊信息
篇名
Boundary element simulation of hydrodynamic interaction of two smooth spheres suspended in an unbounded Couette flow
语种
英文
撰写或编译
撰写
作者
刘滔,林文贤,伊继东,夏朝凤,A.L. Graham,M.S. Ingber,J.R. Abbott,J.W. L...