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Optimizing Thermoplastic Parts in Crash Applications - Status and Vision
This talk introduces into the material modelling of short fibre reinforced thermoplastics for crash as well as presents ULTRASIM examples and application at OPEL. It discusses the modelling of energy absorbing structures out of ...
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2011 Europäische LS-DYNA Konferenz
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Prediction of failure on high strength steel in seat mechanisms simulation
Tracks are the mechanisms which enable to translate the seat; they are key contributors in occupant safety as link between seat and car. With the current evolution of ecologic legislation, one of major automotive industry priorities ...
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2011 Europäische LS-DYNA Konferenz
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Wood-steel structure for vehicle restraint systems
Certain roadside safety barriers are structures made of steel and wood. This kind of structure is currently in fashion in location where the safety equipments need to be discreet (mountains, countryside). In Europe, to be installed on ...
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Crashworthiness and Sensitivity Analysis of Structural Composite Inserts in Vehicle Structure
This study is focused on identifying influential parameters in numerical analysis of structural composite inserts in vehicle structure. A 3-point bending test of a simplified steel-composite beam structure is conducted to evaluate the ...
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2011 Europäische LS-DYNA Konferenz
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The Winfrith Concrete Model : Beauty or Beast ? Insights into the Winfrith Concrete Model
This introductory document describes the basic plasticity model, the strain rate formulations and tensile cracking options. The *MAT_WINFRITH_CONCRETE model is another of the so called LS-DYNA ‘simple input’ concrete models, that ...
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Impact Simulations on Concrete Slabs : LS-OPT Fitting Approach
This paper is based on a work realized for an international OECD benchmark initiated by IRSN and CNSC. The main goal of IRIS_2010 Benchmark was to evaluate the ability of simulation to reproduce experimental tests of impacts on ...
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Qualification of *Constrained_Lagrange_In_Solid command for steel/concrete interface modeling
Modeling reinforced concrete is an important requirement for civil engineering calculation. Particularly, engineers need to have information about both rebar and concrete. The need for modeling them separately comes obviously to allow ...
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The RHT concrete model in LS-DYNA
The RHT concrete model is implemented in LS-DYNA. It is a macro-scale material model that incorporates features that are necessary for a correct dynamic strength description of concrete at impact relevant strain rates and pressures. ...
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2011 Europäische LS-DYNA Konferenz
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Session11 Paper6
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3-Dimensional Forming of Thick Plates - A Comparison of Deep Drawing and an Approach of Rolling and Bending within a Single Proces
A variety of industries require certain 3-dimensional formed thick plates, for example in shipbuilding for shell plates. Nowadays the production of curved ship plates is mainly based on the experience of the worker and is performed ...
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