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Recent New Developments in Contact Mechanics
During the last years considerable effort was devoted to better numerical treatment of contact problems. This fact is due to the growing computing power which lead to more and more sophistication and detailed technical models within ...
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2003 Europäische LS-DYNA Konferenz
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Plenary Session
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Current and future developments of LS-DYNA I
LSTC’s Perspective on the future Version 970 status Recent developments for crash Arbitrary Lagrangian-Eulerian Developments Implicit Developments EFG (Mesh-free) Developments MPP Outlook
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2003 Europäische LS-DYNA Konferenz
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Plenary Session
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An Integrated Experimental-Numerical Approach to Predictive Modelling of Fracture in Materials Subjected to Impact Loading
Laboratory experiments of varied complexity and the corresponding numerical simulation procedures have been integrated to enable improved predictive modelling of fracture in materials subjected to impact loading. Application of this ...
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Anwendervorträge
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2004 Deutsches LS-DYNA Forum
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Robust Design for Crash at DaimlerChrysler Commercial Vehicles CAE
This presentation introduces in why robustness is an important part in crash simulation. Further on, the Meta-Modeling theory is explained as well as two applications are discussed. It ends with convergence studies and a conclusion of ...
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Anwendervorträge
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2004 Deutsches LS-DYNA Forum
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Simulationsgestützte Kompensation der Rückfederung
Die Simulation des Blechumformprozesses wird heute standardisiert eingesetzt, um bereits während der Werkzeugkonstruktion die versagensfreie Herstellbarkeit des Blechformteils zu gewährleisten. Dagegen befindet sich die Simulation der ...
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Anwendervorträge
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2004 Deutsches LS-DYNA Forum
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Fluid - Structure- Interaction – A Still Challenging Topic
Fluid structure interaction (FSI) problems are of greate relevance in many engineering fields. Profound understanding of fluid structure interaction is essential to explain and predict a wide range of physical phenomena among which ...
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Anwendervorträge
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2004 Deutsches LS-DYNA Forum
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Recent Developments in LS-DYNA - I
This talk presents recent developments for the next 970 release including topics about Universalt Restart, the Stress Initialization Option, ALE Airbag Development as well as topics about Metalforming and Spotwelds.
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Anwendervorträge
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2004 Deutsches LS-DYNA Forum
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Validierung von Verfahren fur die numerische Simulation von Vogelschlag
Bei Vogelschlag auf ein Luftfahrzeug treten innerhalb von Sekundenbruchteilen hohe Kontaktdr¨cke mit ver¨nderlichem Betrag, Wirkfl¨che u a a und Verteilung auf. Daraus entstehen im betroffenen Bauteil hohe Dehnungen mit plastischen ...
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2004 Deutsches LS-DYNA Forum
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New Methods
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Untersuchung zu dynamischen Einwirkungen auf Vordächer mit Hilfe von Fluid-Struktur-Interaktion
Vordächer sollen Gebäude und Menschen vor Nässe schützen, sollen optisch ansprechend sein und müssen gegenüber Eigenlasten, Wind- und Schneeeinwirkung ausreichende Tragfähigkeit haben. Oftmals können bei entsprechenden Konstruktionen ...
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2004 Deutsches LS-DYNA Forum
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New Methods
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Moving Beyond the Finite Elements: Fan Blade – Bird Strike Analysis by using SPH Methodology
Bird strike is an actual threat for the integrity of aircraft structures. Particularly endangered component is the engine itself, where the biggest threat zone is the intake region covered by the fan blades turning at high speeds. ...
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2004 Deutsches LS-DYNA Forum
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New Methods
