A sco** review on simulation-based design optimization in marine engineering: trends, best practices, and gaps

A Serani, TP Scholcz, V Vanzi - Archives of Computational Methods in …, 2024 - Springer
This sco** review assesses the current use of simulation-based design optimization
(SBDO) in marine engineering, focusing on identifying research trends, methodologies, and …

Design-space dimensionality reduction in shape optimization by Karhunen–Loève expansion

M Diez, EF Campana, F Stern - Computer Methods in Applied Mechanics …, 2015 - Elsevier
The paper presents a methodology to reduce the dimension of design spaces in shape
optimization problems, while retaining a desired level of geometric variance. The method is …

High-fidelity global optimization of shape design by dimensionality reduction, metamodels and deterministic particle swarm

X Chen, M Diez, M Kandasamy, Z Zhang… - Engineering …, 2015 - Taylor & Francis
Advances in high-fidelity shape optimization for industrial problems are presented, based on
geometric variability assessment and design-space dimensionality reduction by Karhunen …

Hydrodynamic shape optimization by high fidelity CFD solver and Gaussian process based response surface method

A Coppedè, S Gaggero, G Vernengo, D Villa - Applied Ocean Research, 2019 - Elsevier
A computational framework for hydrodynamic shape optimization of complex ship hull form
is proposed and applied to improve the calm water performance of the KRISO Container …

Design-space assessment and dimensionality reduction: An off-line method for shape reparameterization in simulation-based optimization

D D'Agostino, A Serani, M Diez - Ocean Engineering, 2020 - Elsevier
A method based on the Karhunen–Loève expansion (KLE) is formulated for the assessment
of arbitrary design spaces in shape optimization, assessing the shape modification …

CFD-based optimization of a displacement trimaran hull for improving its calm water and wavy condition resistance

A Nazemian, P Ghadimi - Applied Ocean Research, 2021 - Elsevier
This paper presents a multi-objective shape optimization approach for improving the bow
region of a trimaran ship hull. A CFD-based design study is conducted to reduce the total …

Stochastic optimization methods for ship resistance and operational efficiency via CFD

M Diez, EF Campana, F Stern - Structural and Multidisciplinary …, 2018 - Springer
Hull-form stochastic optimization methods are presented and evaluated for resistance
reduction and operational efficiency (operability), addressing stochastic sea state and …

Hull surface modification for ship resistance performance optimization based on Delaunay triangulation

X Cheng, B Feng, Z Liu, H Chang - Ocean Engineering, 2018 - Elsevier
Combining computational fluid dynamics and optimization techniques provides a significant
method for automatic multi-scheme selection in hull form optimization, which can improve …

Hull form optimization for reduced calm-water resistance and improved vertical motion performance in irregular head waves

L Zha, R Zhu, L Hong, S Huang - Ocean Engineering, 2021 - Elsevier
A high-efficiency potential-flow based ship hydrodynamic optimization tool is presented in
this paper to optimize hull forms for reduced calm-water resistance and improved vertical …

[HTML][HTML] Model tests on resistance and seakee** performance of wave-piercing high-speed vessel with spray rails

J Seo, HK Choi, UC Jeong, DK Lee, SH Rhee… - International Journal of …, 2016 - Elsevier
The resistance and seakee** performance of a high-speed monohull vessel were
investigated through a series of model tests in a towing tank. The hull had a slender wave …