2–5 Jul 2024
Osijek
Europe/Zagreb timezone

Optimal Design in Diffusion: Homogenization and Shape Derivative Approach

2 Jul 2024, 16:25
20m
D6 (School of Applied Mathematics and Informatics, J. J. Strossmayer University of Osijek)

D6

School of Applied Mathematics and Informatics, J. J. Strossmayer University of Osijek

Trg Ljudevita Gaja 6, Osijek
Talk OPT: Optimization and Control Optimization and Control

Speaker

Petar Kunštek (University of Zagreb, Faculty of Science, Department of Mathematics)

Description

We focus on addressing optimal design challenges involving second-order elliptic partial differential equations. Our objective is to determine the optimal outer shape of the domain and the distribution of two isotropic materials within the domain, considering predetermined amounts, to minimize a given functional. The optimization algorithm employed in this study integrates the homogenization method and the shape optimization method. We use the level set function to propagate the movement of the outer boundary through a calculated shape derivative. In the interior optimization, an optimality criteria method is employed to address multiple-state optimal design problems. We propose and test a numerical scheme on various examples.

Primary authors

Marko Erceg (University of Zagreb, Faculty of Science, Department of Mathematics) Petar Kunštek (University of Zagreb, Faculty of Science, Department of Mathematics) Marko Vrdoljak (University of Zagreb, Faculty of Science, Department of Mathematics)

Presentation materials

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