Results 1 to 10 of about 466,489 (171)

OPTIMIZATION OF CATAMARAN DEMIHULL FORM IN EARLY STAGES OF THE DESIGN PROCESS [PDF]

open access: yesKapal, 2014
The amounts of research about catamaran have generated a practical formula to simplify the calculations of catamaran resistance. Ship designer will calculate the predictions of catamaran resistance rapidly.
Muhammad Iqbal, Andi Trimulyono
doaj   +3 more sources

STUDI KOMPARASI KINERJA HULL FORM METODE SCHELTEMA DENGAN HULL FORM KAPAL IKAN TRADISIONAL TIPE DAERAH BATANG

open access: yesKapal, 2012
This study comparation of hull form performance was analysed becaused there was suggestion that a ship was built by hull form scheming this time (Scheltema, Formdata, NPL Series) is better than a ship that was built traditionally because there is no ...
A.F. Zakki, Parlindungan Manik
doaj   +2 more sources

Designing Ship Hull Forms Using Generative Adversarial Networks

open access: yesAI
We proposed a GAN-based method to generate a ship hull form. Unlike mathematical hull forms that require geometrical parameters to generate ship hull forms, the proposed method requires desirable ship performance parameters, i.e., the drag coefficient ...
Kazuo Yonekura   +3 more
doaj   +3 more sources

Comparative Analysis of Slamming Phenomenon Prediction between U and V Hulls using Strip Theory Method

open access: yesKapal, 2022
Choosing the right hull shape is important in designing a ship, for example, a U-section or V-section of the hull. The hull shape will affect various aspects, such as design, resistance, seakeeping, structure and production.
Muhammad Luqman Hakim   +3 more
doaj   +1 more source

Entrance and run angle variations of hull form preserving the prismatic coefficient

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2023
There are several methods of hull form variation that can be used in initial ship design, such as offset variation, line variation, and hull form variable variation.
Eun-Young Son   +4 more
doaj   +1 more source

Prediction of the superiority of the hydrodynamic performance of hull forms using deep learning

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2022
When designing a ship's hull form, a designer creates various candidate hull forms and performs a Computational Fluid Dynamics (CFD) analysis to evaluate the performance of each candidate.
Jin-Hyeok Kim   +7 more
doaj   +1 more source

OPTIMISATION OF HULL FORM OF OCEAN-GOING TRAWLER

open access: yesBrodogradnja, 2021
This paper proposes a method for optimising the hull form of ocean-going trawlers to decrease resistance and consequently reduce the energy consumption.
Cheng Zhao   +3 more
doaj   +1 more source

Hybridization of multi-objective deterministic particle swarm with derivative-free local searches [PDF]

open access: yes, 2020
The paper presents a multi-objective derivative-free and deterministic global/local hybrid algorithm for the efficient and effective solution of simulation-based design optimization (SBDO) problems.
Diez, M.   +5 more
core   +2 more sources

Research on the Karhunen–Loève Transform Method and Its Application to Hull Form Optimization

open access: yesJournal of Marine Science and Engineering, 2023
Hull form optimization becomes prone to the curse of dimensionality as the number of design variables increases. The traditional sensitivity analysis method requires massive computational fluid dynamics (CFD) computations and analyzing the effects of all
Haichao Chang   +5 more
doaj   +1 more source

NURBS-Based Parametric Design for Ship Hull Form

open access: yesJournal of Marine Science and Engineering, 2022
Recently, the NURBS technique has been widely used in the 3D design software for ships. However, in most research, the NURBS technique is only applied to the mathematical representation of hull curves and surfaces, and the parametric deformation of hull ...
Hui Zhou   +4 more
doaj   +1 more source

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