info:eu-repo/semantics/article
Topological Derivative-Based Topology Optimization of Plate Structures Under Bending Effects
Fecha
2021-02Registro en:
Carvalho, F. S.; Ruscheinsky, D.; Giusti, Sebastian Miguel; Anflor, Carla; Novotny, A. A.; Topological Derivative-Based Topology Optimization of Plate Structures Under Bending Effects; Springer; Structural and Multidisciplinary Optimization; 63; 2; 2-2021; 617-630
1615-147X
1615-1488
CONICET Digital
CONICET
Autor
Carvalho, F. S.
Ruscheinsky, D.
Giusti, Sebastian Miguel
Anflor, Carla
Novotny, A. A.
Resumen
In this work, the topological derivatives of L2 and energy norms associated with the solution to Kirchhoff and Reissner-Mindlin plate bending models are introduced. Based on existing theoretical results, closed forms of the sensitivities are presented. A zero-order term is introduced in the equilibrium equations, which allows for adapting the obtained sensitivities to the context of topology optimization of plates under elastic support and free vibration condition as well. The resulting analytical formulae are used together with a level-set domain representation method to devise a simple topology design algorithm. Several finite element-based representative numerical experiments are presented showing its applications to the compliance minimization and eigenvalue maximization of Kirchhoff as well as Reissner-Mindlin plate structures under bending effects.