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Civil-Comp Proceedings
ISSN 1759-3433
CCP: 47
INNOVATION IN ENGINEERING FOR SEISMIC REGIONS
Edited by: M.B. Leeming and B.H.V. Topping
Paper V.4

A Three-Dimensional Contact Model to Detect and Represent Contacts in Multibody-Systems

D. Neuenhaus

Technical University of Aachen, Aachen, Germany

Full Bibliographic Reference for this paper
D. Neuenhaus, "A Three-Dimensional Contact Model to Detect and Represent Contacts in Multibody-Systems", in M.B. Leeming, B.H.V. Topping, (Editors), "Innovation in Engineering for Seismic Regions", Civil-Comp Press, Edinburgh, UK, pp 103-108, 1997. doi:10.4203/ccp.47.5.4
Abstract
The dynamic analysis of structures obtains increasing importance, because the structures get more and more light-weighted and slender, particularly the in the field of steel construction. The behaviour of joints and interfaces between structural parts that allow relative displacement or rotations is of great interest. During dynamic events with impact loads or persistent loads with deterministic and stochastic effects, contact areas that transmit forces may be subject to variations. This paper deals with a new technique to simulate contact-impact problems between bodies in multibody-systems (MBS) that is similar to the distinct element method (DEM) in that the problem domain is divided into a system of blocks. Some examples are given for demonstrating the use of the contact-element with the computer program MEPHISTO.

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