[PDF] Top 20 Adaptive remeshing for incremental forming simulation
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Adaptive remeshing for incremental forming simulation
... ABSTRACT: Incremental forming of aluminium sheets has been modelled by finite element ...an adaptive remeshing method has been ...the adaptive remeshing technique and to measure ... Voir le document complet
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Single Point Incremental Forming using Adaptive Remeshing Technique with Solid-Shell Finite Elements
... point incremental forming ...of adaptive remeshing using RESS finite element in an efficient and accurate simulation framework of SPIF processes for general 3D ... Voir le document complet
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Numerical simulation of metal forming processes with 3D adaptive Remeshing strategy based on a posteriori error estimation
... automated adaptive remeshing strategy, based on a tetrahedral element for 3D metal forming processes, was proposed in order to solve large deformation problems associated with the severe mesh ... Voir le document complet
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Simulation of Metal Forming Processes with a 3D Adaptive Remeshing Procedure
... FE-simulation for 3D remeshing module During the first step, an initial mesh based on tetrahedral elements of the struct ure is ...Then, for each step an ABAQUS/Explicit finite element ... Voir le document complet
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Numerical simulation of metal forming processes with 3D adaptive Remeshing strategy based on a posteriori error estimation
... the simulation for large deformation cases, successive mesh adaptation is needed during the numerical simulation in order to obtain an optimal discretization according to the geometrical shape or/and ... Voir le document complet
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Validation of a new finite element for incremental forming simulation using a dynamic explicit approach
... CONCLUSIONS AND PERSPECTIVES This article presents the validation of a new dynamic explicit code. The main characteristic of this code, as compared to more classic approaches, comes from the way the contact forces are ... Voir le document complet
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Adaptive remeshing technique for the single incremental forming simulations using solid-shell elements
... In SPIF, the lower surface of the metal sheet doesn’t require any dedicated dies or punches to form a complex shape. 2.[r] ... Voir le document complet
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Single point incremental forming simulation with adaptive remeshing technique using solid-shell elements
... computed for different refinement levels combined with two different values of d ...mm for all numerical results obtained with different refinement levels, as well as with the reference ...However, ... Voir le document complet
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Finite Element Simulation of Multi Material Metal Forming
... function for each ...be for example a mechanical velocity in context of crystal plasticity finite element method (CPFEM), or a grain boundary migration velocity field due to recrystallization or grain ... Voir le document complet
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Failure and strain gradient analyses in incremental forming using GTN model
... technological parameters speci fically hydrostatic pressure and through thickness strain gradient. The evolution of hydrostatic pressure and various strain com- ponents during numerical simulation of straight ... Voir le document complet
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Advanced numerical framework to simulate Incremental Forming Processes
... displacement. For this integration scheme to be computationally efficient, the mass matrix has to be easily ...the simulation performance depends of the number of elements in the ... Voir le document complet
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Simulation of a two-slope pyramid made by SPIF using an adaptive remeshing method with solid-shell finite element
... 2 SPIF process reveals itself as an interesting application due to its flexibility, where symmetrical or asymmetrical shapes can be built. This process flexibility is given by the motion of a single spherical tool ... Voir le document complet
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Failure and strain gradient analyses in incremental forming using GTN model
... technological parameters speci fically hydrostatic pressure and through thickness strain gradient. The evolution of hydrostatic pressure and various strain com- ponents during numerical simulation of straight ... Voir le document complet
10
Prediction of cracks within cones processed by single point incremental forming
... Fig. 6. Numerical results of SPIF simulations with Lemaitre model: damage value (a) for the wall angle of 55°; (b) for the wall angle of 57°. 6. Conclusions Two models, namely an extended Gurson model and a ... Voir le document complet
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Development of an inverse method for identification of materials parameters in the single point incremental sheet forming process
... tool for the fitting of complex law parameters like the anisotropic elastic-plastic law based on the HILL48 yield locus used for the simulation of the single point incremental ...the ... Voir le document complet
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Damage prediction in single point incremental forming using an extended Gurson model
... predictions for the cone test for di fferent wall ...formula for a 48 ◦ wall angle is also ...element for a line test simulation, that the element flexibility modi- fied by EAS modes ... Voir le document complet
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Adaptive Planning for Markov Decision Processes with Uncertain Transition Models via Incremental Feature Dependency Discovery
... approach for modeling the uncertainty in such problems is to estimate the parameters of the model for every state separately ...However for large state spaces, this may become ...an adaptive ... Voir le document complet
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Comparison between incremental deformation theory and flow rule to simulate sheet-metal forming processes
... the simulation of forming (25 mm depth) is presented in Figure 17 using the classical flow rule ...the forming operation simulation are reported in Table 6, at the end of the ...time ... Voir le document complet
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Multiphysics for simulation of forming processes
... on remeshing and on the resolution of several large linear ...independent adaptive meshing of each subdomain with blocked interfaces; constrained repartitioning and interface ... Voir le document complet
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Simplified numerical approach for incremental sheet metal forming process
... process simulation has been ...good simulation re- sults are achieved and compared to experimental ...the incremental sheet forming process such as: ISF with double points and/or including a ... Voir le document complet
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