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A New Approach to Contacts and Rigid Body Inter- actions in LS-DYNA
Traditionally in LS-DYNA (almost) all contact definitions use a penalty formulation. This means that penetration in the contact is required to obtain a contact ...
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Conferences
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14th European LS-DYNA Conference 2023
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Simulation Methods
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Structural Optimization with the Incremental Equivalent Static Load Method for Nonlinear Dynamic Responses
This paper presents an efficient approach for optimizing structures under dynamic impact loading conditions. We introduce an improved method called the ...
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Conferences
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14th European LS-DYNA Conference 2023
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Optimization
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Uncertainty Sources in WorldSID-50M Dummy
Full vehicle crash tests are never fully identical in terms of their results, even when conducted with the same configuration. This variability arises from the ...
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Conferences
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14th European LS-DYNA Conference 2023
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Occupant Safety
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EXPERIENCE WITH CRASH SIMULATIONS USING AN IGA BODY IN WHITE
With the IGA (Isogeometric Analysis) technological approach [1], the transfer processes from CAD to CAE can be simplified in the future and false predictions ...
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Conferences
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14th European LS-DYNA Conference 2023
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IGA
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Recent developments in NVH and fatigue solvers in Ansys LS-DYNA®
As one of the mainstream software packages widely used in automotive industry, LS-DYNA provides not only strong nonlinear capabilities for crashworthiness ...
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Conferences
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13th European LS-DYNA Conference 2021
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Simulation Models
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Analysis of LS-DYNA MOR Approaches for Application in Crash Analysis and Integration in SDM Workflows
Numerical simulations are often characterized by long computational times, especially as the size of the model grows larger. In many cases, this necessitates ...
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Conferences
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13th European LS-DYNA Conference 2021
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SDM
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Truck Frame Optimization Considering Crashworthiness, NVH and Static Responses
This paper demonstrates how to efficiently perform optimization for vehicle structures, taking into account nonlinear responses from LS-DYNA crash simulation, ...
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Conferences
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13th European LS-DYNA Conference 2021
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Crash
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Development of a Software for the Comparison of Curves During the Verification and Validation of Numerical Models
This paper describes the development of the Roadside Safety Verification and Validation Program (RSVVP), a software that automatically assesses the ...
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Conferences
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7th European LS-DYNA Conference
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Optimization study of a parametric vehicle bumper subsystem under multiple load cases using LMS Virtual.Lab and OPTIMUS
This paper deals with the design and optimization of a vehicle bumper subsystem, which is a key scenario for vehicle ...
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Conferences
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7th European LS-DYNA Conference
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A Topology Optimization Tool for LS-DYNA Users: LS-OPT/Topology
Topology optimization is a very powerful tool to develop new concepts and has been widely used in engineering problems involving static loading conditions. ...
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Conferences
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7th European LS-DYNA Conference