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Modeling of the Failure Behaviour of Windscreens and Component Tests
Windscreens from laminated safety glass (glass/PVB interlayer/glass) are widely used in automotive structures and have an important contribution to the stiffness of the vehicle. The stiffness of the laminated safety glass is ...
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2005 Deutsches LS-DYNA Forum
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Bewertungsmöglichkeiten und Grenzen der Werkstoffcharakterisierung für den Crash mit Hilfe von exemplatischen Crashprobekörpern
Zur Bewertung des Werkstoffverhaltens unter Lastbedingungen des Crashs wurden und werden in großem Umfang Fallturmversuche an verschiedenen Crashprobekörpern durchgeführt. Die Überführung dieser Versuchsergebnisse in eine skalare, ...
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2005 Deutsches LS-DYNA Forum
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A Simplified Rubber Model with Damage
Simulation of rubber-like materials is usually based on hyperelasticity. If strain-rate dependency has to be considered viscous dampers also have to be taken into account in the rheological model. A disadvantage of such a material ...
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2005 Deutsches LS-DYNA Forum
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Modeling and Analysis of Adhesively Bonded Joints with Interface Elements for Crash Analysis
Structural bonding with polymer adhesives is becoming more and more accepted in automotive applications in recent years. The development of ductile adhesives, so-called crash-resistant adhesives, aims towards guaranteeing the ...
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2005 Deutsches LS-DYNA Forum
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Entwicklung und Anwendung von Ersatzmodellen für die Modellierung von Klebverbindungen unter Crashbelastung
For crash simulation of the whole car body simplified models for joints, e.g. spotwelds, with limited element dimensions are usually applied to obtain economically acceptable computing times. Since there are no appropriate tools at ...
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2005 Deutsches LS-DYNA Forum
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Advanced Spotweld Failure Modeling Based on Trefftz Formulation
This paper deals with an advanced model for spotwelds in finite element structures of car bodies under crash loads. The treatment is elasto-plastic, whereas the elastic part as well as the perfectlyplastic part is based on a special ...
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2005 Deutsches LS-DYNA Forum
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An Investigation on Spotweld Modeling for Crash Simulation with LS-DYNA
Because of weight reduction necessities, high-strength steels are more and more widely used in bodyin-white (BiW) structures in recent years. Concerning the behaviour of such structures during a car crash the joints between ...
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2005 Deutsches LS-DYNA Forum
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SAMP-1: A Semi-Analytical Model for the Simulation of Polymers
The numerical simulation of structural parts made from plastics is becoming increasingly important nowadays. The fact that almost any structural requirement can be combined in a lightweight, durable and cost effective structure is the ...
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2005 Deutsches LS-DYNA Forum
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Status and Future Applications of Sheet Metal Forming Simulation
This talk gives an overview of the current state-of-the-art in sheet metal forming simulation on different examples like Collision Detection, Springback, Producibility Assessment and much more. It concludes with a discussion about ...
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2005 Deutsches LS-DYNA Forum
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New Optimization Strategies for Crash Design
This contribution deals with optimization strategies for the crash design. After a short introduction of the mathematical background, the optimization algorithms, and current software systems, special approaches are presented. The ...
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2005 Deutsches LS-DYNA Forum