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Topology optimization of offshore structural foundations

Grant number: 19/26281-2
Support Opportunities:Scholarships in Brazil - Master
Start date: March 01, 2020
End date: April 30, 2022
Field of knowledge:Engineering - Mechanical Engineering - Mechanics of Solids
Principal Investigator:Renato Picelli Sanches
Grantee:Rômulo Luz Cortez
Host Institution: Escola Politécnica (EP). Universidade de São Paulo (USP). São Paulo , SP, Brazil
Associated research grant:18/05797-8 - Addressing design challenges of offshore structures via Multiphysics topology optimization, AP.JP

Abstract

Offshore structures present substantial challenges to engineering in the analysis, design, and construction stages. The coexistent conditions of underwater currents, extreme temperatures, high pressure, wind loads and seabed soil are complex and make the structural design extremely challenging and usually non-intuitive. Therefore, optimization can play a crucial role in this problem. Topology optimization is one of the most flexible types of design methods, allowing the entire structural layout (unknown a priori) to be optimized considering an objective function and prescribed constraints. However, the applications of topology optimization in offshore structural design has been limited due to the challenges multiphysics interactions impose. This project will develop methods of topology optimization based on explicit boundaries, which are advantageous for multiphysics applications. The structural boundaries will be described by the level set method and the case of offshore structural foundations will be studied. (AU)

News published in Agência FAPESP Newsletter about the scholarship:
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Scientific publications
(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)
CORTEZ, R.; SIVAPURAM, R.; BARROS, P. L. A.; LABAKI, J.; PICELLI, R.. On the influence of soil flexibility in structural topology optimization. INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS, v. 47, n. 14, p. 25-pg., . (18/05797-8, 19/26281-2, 19/01685-3)
Academic Publications
(References retrieved automatically from State of São Paulo Research Institutions)
CORTEZ, Rômulo Luz. Topology optimization of structures considering soil-structure interaction.. 2022. Master's Dissertation - Universidade de São Paulo (USP). Escola Politécnica (EP/BC) São Paulo.