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Investigation of Mesh Regularization in MAT_224 for Subsequent Use in Impact Simulations
This work is focused on the use of mesh regularization, which is an attempt to remove the mesh dependence from finite element simulations. Mesh regularization ...
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Conferences
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16th International LS-DYNA Conference
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Aerospace T9-1
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A Study on the Transfer of GISSMO Material Card Parameters from 2D- to 3D-Discretization
This study presents basic strategies for transfer of LS-DYNA® material card parameters from 2D- to 3D-discretizaion without extensive recalibration. The ...
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Conferences
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16th International LS-DYNA Conference
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Constitutive-Modeling T6-2
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Application of *MAT_258 for Bending and Crushing of Extruded Aluminum Profiles Using Shell Elements
*MAT_258 (*MAT_NON_QUADRATIC_FAILURE) is a through-thickness failure regularization model for shells in LS-DYNA®. In this model the failure parameter is ...
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Conferences
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16th International LS-DYNA Conference
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Constitutive-Modeling T6-2
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Experimental Design for Negative Triaxialities: Ductile Fracture Under Combined Uniaxial Tension and Hydrostatic Pressure
Many modern continuum-scale approaches for modeling the ductile fracture of metals regard the equivalent plastic strain at fracture as a function of the stress ...
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Conferences
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16th International LS-DYNA Conference
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Aerospace T1-2
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Modeling of Bolts using the GISSMO Model for Crash Analysis
The prediction accuracy of bolted connections is becoming increasingly important in the automotive sector. The requirements and thus the vehicle architectures ...
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Conferences
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12th European LS-DYNA Conference
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Connections
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Simulation of Self-Piercing Riveting Process and Joint Failure with Focus on Material Damage and Failure Modelling
Weight reduction is one of the main objectives that has played a pivotal role in designing Automobiles in the past decades. Various methods can be employed in ...
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Conferences
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12th European LS-DYNA Conference
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Adhesive Rivets
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High-Strength Alloyed Steel: Modelling Dynamic and Multiaxial Loading Conditions
This work reports on the modelling of failure behaviour in case of a high strength alloyed steel, experimentally subjected to a range of strain rates and ...
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Conferences
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12th European LS-DYNA Conference
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Metallic Materials
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Modelling of Thermo-Viscoplastic Material Behavior Coupled with Nonlocal Ductile Damage
The postcritical behaviour due to mechanical loading of the high strength steel HX340LAD (ZStE340), typically used for cold forming of complex structures is ...
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Conferences
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12th European LS-DYNA Conference
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Metallic Materials
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New Testing in Support of LS-DYNA MAT 224 Material Model
LS-DYNA MAT224 is a tabulated plasticity and failure model. The plasticity part of the model can include strain rate, strain hardening and temperature effects, ...
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Conferences
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12th European LS-DYNA Conference
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Material Characterization
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High Velocity Impact Response of High Strength Aluminum using LS DYNA
Experimental and numerical studies were conducted to determine the impact response for high strength aluminum armor. A series of ballistic impact tests were ...
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Conferences
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12th European LS-DYNA Conference
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High Speed Impact