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Development and Implementation of an Advanced User Material Model for UHMWPE
Ultra-high molecular weight polyethylene (UHMWPE) is a semi-crystalline polymer with excellent strength, impact resistance, and abrasion resistance. These ...
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Conferences
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9th International LS-DYNA Conference
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Constitutive Model of Filled Elastomers Capable of Capturing Mullins Effect, Hysteresis, Induced Anisotropy and Permanent Set – Part II: Experiments & Validation
This contribution discusses experiments necessary to describe the behavior of filled elastomers under large strains. Filled elastomers show a variety of ...
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Conferences
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12th European LS-DYNA Conference
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Thermoplastic Materials
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Computational Modeling of Adiabatic Heating in Triaxially Braided Polymer Matrix Composites Subjected to Impact Loading via a Subcell Based Approach
The high rate deformation of polymer matrix composites is often accompanied by significant local adiabatic heating; in the case of ballistic impact loading, ...
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Conferences
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15th International LS-DYNA Conference
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Aerospace
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Implementations of User Defined Shell Elements and Material Models to LS-DYNA and Their Application
Robustness, accuracy and good computational performance for large scale models are some of the salient requirements for general purpose finite element ...
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Conferences
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9th International LS-DYNA Conference
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Strain-Rate Dependant Damage Material Model for Layered Fabric Composites with Delamination Prediction for Impact Simulations
The use of carbon fabric reinforced polymers (CFRP) in the automotive industry increased very significantly due to their high specific stiffness and strength, ...
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Conferences
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10th European LS-DYNA Conference
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4 Materials IV - Adhesives-Failure
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Numerical Evaluation of Low-Speed Impact Behaviour of a Fabric Layered Composite Plate in an Industrial Context
The use of Layered Fabric Reinforced Polymers (LFabRP) in the automotive industry is growing significantly. In order to ensure the safety and design ...
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Conferences
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11th European LS-DYNA Conference
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Materials / Continuous Fibers
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A Continuum Model of Deformation and Damage for API X70 Steel Based on the Theory of Strain Gradient
This work shows the results of a continuum model of deformation and damage for API X70 steel based on the strain gradient theory. The model is developed ...
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Conferences
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15th International LS-DYNA Conference
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Constitutive Modeling
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Implementation of the Tanimura-Mimura's Strain Rate Dependent Constitutive Model in LS-DYNA Using User Defined Material Model
Tanimura-Mimura constitutive model covers a wide range of the strain rates and of a large strain, and enables us to use unified and common material constants ...
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Conferences
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11th International LS-DYNA Conference
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Non-Penetrating Impact Simulation of Stitched Resin Film Infused Composites
The CODAM constitutive model has been implemented in LS-DYNA as a user-defined material model (UMAT). Using this material model, quasi-static over-height ...
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Conferences
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7th International LS-DYNA Conference
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Fatigue Life Prediction of Composite Adhesive Joints using LS-DYNA®
Composite and adhesive joints are used increasingly in the automotive industry and an active research area is the fatigue analysis of adhesive joints. In this ...
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Conferences
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15th International LS-DYNA Conference
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