Isogeometric analysis and hierarchical refinement for multi-field contact problems

The present work deals with multi-field contact problems in the context of IGA. In particular, a thermomechanical as well as a fracture mechanical system is considered, where novel formulations are introduced for both. The corresponding discrete contact formulations are based on a variationally cons...

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Bibliografiske detaljer
Hovedforfatter: Dittmann, Maik
Format: Online
Sprog:engelsk
Udgivet: KIT Scientific Publishing 2021
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Online adgang:34625
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Summary:The present work deals with multi-field contact problems in the context of IGA. In particular, a thermomechanical as well as a fracture mechanical system is considered, where novel formulations are introduced for both. The corresponding discrete contact formulations are based on a variationally consistent mortar approach adapted for NURBS discretized and hierarchical refined surfaces. Finally, the capabilities of the proposed framework are demonstrated within numerous numerical examples.