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On Parameter Identification for the GISSMO Damage Model
In order to improve predictiveness of crashworthiness simulations, great effort has been made regarding the treatment of crack formation and propagation. To ...
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12th International LS-DYNA Conference
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On the Quasi-Static Perforation Resistance of Circular AA5083-H116 Aluminium Plates
This paper presents numerical simulations of quasi-static perforation of circular AA5083-H116 aluminium plates. The perforation process was analysed with ...
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9th International LS-DYNA Conference
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Optional Strain-Rate Forms for the Johnson Cook Constitutive Model and the Role of the Parameter Epsilon_0
A brief review of the standard Johnson-Cook model is presented. Three optional strainrate forms are introduced and calibrated to laboratory data for A36 steel. ...
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6th European LS-DYNA Conference
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Parametric and Convergence Studies of the Smoothed Particle Galerkin (SPG) Method in Semi-brittle and Ductile Material Failure Analyses
This work presents the state-of-the-art status of the Smoothed Particle Galerkin (SPG) method [1, 2] in LS-DYNA®. The SPG method is a new generation meshfree ...
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15th International LS-DYNA Conference
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SPG
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Perforation of Metal Plates: Laboratory Experiments and Numerical Simulations
The Naval Explosive Ordnance Disposal Technology Division has a requirement to establish a modeling capability to simulate render safe procedures for ...
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9th International LS-DYNA Conference
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Plastic Instability of Rate-Dependent Materials - A Theoretical Approach in Comparison to FE Analyses
In FE simulations of dynamic events, the accuracy of numerical results strongly depends on the quality of the material models and parameters used. Material ...
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11th European LS-DYNA Conference
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Crash / Metal Failure
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Preliminary Study on Modeling of the Deformation and Thermal Behavior of FSW using SPH Approach
Material flow in the solid-state Friction Stir Welding (FSW) is quite a complex process. Investigation of material flow can be carried out either by ...
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11th European LS-DYNA Conference
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Process / Welding
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Probabilistic Analysis of Process Chain “Forming to Crash“ Regarding Failure Prediction
Numerical analysis of forming and crash processes is usually carried out deterministically. However, the variations of the parameters describing materials and ...
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10th European LS-DYNA Conference
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2 Crash VI - Material
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Process Chain Forming to Crash: Efficient Stochastic Analysis
During the fabrication of products, important material and process parameters, geometry and also external influences (e.g. room temperature) can vary ...
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7th European LS-DYNA Conference
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Process Chain Forming to Crash: Efficient Stochastic Analysis
During the fabrication of products, important material and process parameters, geometry and also external influences (e.g. room temperature) can vary ...
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7th European LS-DYNA Conference
