Vortrag

A Unified Variatonal Framework for Design Sensitivity in FEA and IGA

Jan Liedmann (Computational Structural Mechanics in Aerospace Engineering, Universität Stuttgart, Stuttgart)

Donnerstag, 28. Mai 2026; 16:30 - 16:50 Uhr in Raum HSZ/0403


Kurzfassung:
This work presents a unified framework for variational design sensitivity in finite element (FEA) and isogeometric analysis (IGA). By decoupling geometry and physics from a modified kinematic viewpoint, it naturally yields continuum-level shape gradients that are consistently discretized using smooth spline spaces. Accuracy and efficiency are demonstrated by comparison with finite difference approximations and selected shape optimization examples.



In der Sitzung:
MS10-2: Formfindung und Optimierung
Donnerstag, 28. Mai 2026; 15:50 - 16:50 Uhr in Raum HSZ/0403
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