Review of the IMO initiatives for ship energy efficiency and their implications

M Tadros, M Ventura, C Guedes Soares - Journal of Marine Science and …, 2023 - Springer
This paper presents a review of the different International Maritime Organization (IMO)
initiatives to improve the ship energy efficiency of new and existing ships, which is …

Optimization procedures for a twin controllable pitch propeller of a ROPAX ship at minimum fuel consumption

M Tadros, M Ventura… - Journal of Marine …, 2023 - Taylor & Francis
A propeller optimization procedure is developed by coupling a propeller design tool with a
nonlinear optimizer. An optimized propeller contributes toward maritime decarbonization …

Design and performance evaluation of power system for unmanned ship based on proton exchange membrane fuel cell

J Wu, S Cai, Y Guan, S Li, Z Tu - International Journal of Hydrogen Energy, 2024 - Elsevier
To address the limitations of battery-powered unmanned surface vehicles (USVs) in terms of
endurance mileage, this study introduces proton exchange membrane fuel cells (PEMFCs) …

Probabilistic surrogate-based optimization of ship hull-propulsor design with bi-level infill sampling technique

H Zakerdoost, H Ghassemi - Ocean Engineering, 2023 - Elsevier
This work develops a new multi-level hull-propulsor optimization tool, systematically
considering the full range of expected operating conditions. Different solvers with variable …

Global optimization of trimaran hull form to get minimum resistance by slender body method

A Nazemian, P Ghadimi - Journal of the Brazilian Society of Mechanical …, 2021 - Springer
In the current paper, different geometrical parameters of the trimaran hull ship are
investigated to achieve the optimal points of geometry parameters. Considering the fixed …

Hull-form optimization using parametric modification functions and particle swarm optimization

HJ Kim, JE Choi, HH Chun - Journal of marine science and technology, 2016 - Springer
The focus of this paper is on devising designer-friendly hull-form variations coupled with
optimization algorithms. Hull-form variations are carried out through parametric modification …

A critical CAE analysis of the bottom shape of a multi stepped air cavity planing hull

F Cucinotta, E Guglielmino, F Sfravara - Applied Ocean Research, 2019 - Elsevier
One of the most important aspects, in the ACS and multi stepped hull design, is the choice of
the geometrical shape of the cavity and the steps. In this article a complete experimental and …

[HTML][HTML] Systematic probabilistic design methodology for simultaneously optimizing the ship hull–propeller system

E Esmailian, H Ghassemi, H Zakerdoost - International Journal of Naval …, 2017 - Elsevier
The proposed design methodology represents a new approach to optimize the propeller–
hull system simultaneously. In this paper, two objective functions are considered, the first …

Establishment of a design study for comprehensive hydrodynamic optimisation in the preliminary stage of the ship design

MZ Aung, A Nazemian, E Boulougouris… - Ships and Offshore …, 2024 - Taylor & Francis
An automated practical multi-objective optimisation scheme is proposed for ship hull
modification. A shift transformation and a self-blending method are sequentially performed …

[HTML][HTML] Artificial Neural Network-Based Route Optimization of a Wind-Assisted Ship

C Guzelbulut, T Badalotti, Y Fujita, T Sugimoto… - Journal of Marine …, 2024 - mdpi.com
The International Maritime Organization aims for net-zero carbon emissions in the maritime
industry by 2050. Among various alternatives, route optimization holds an important place as …