A multi-level optimization technique based on fuel consumption and energy index in early-stage ship design
Sign Up to like & getrecommendations! Published in 2018 at "Structural and Multidisciplinary Optimization"
DOI: 10.1007/s00158-018-2136-7
Abstract: Reducing lifetime fuel consumption (LFC) and energy efficiency design index (EEDI) are two of the main concerns of shipping industry in recent years. This paper presents a multi-disciplinary and multi-level optimization scheme-based software (HPS-MOP2) to… read more here.
Keywords: energy; fuel; ship; optimization ... See more keywords
On the intact stability of a ship in head and following sea: an analysis of the dynamic roll angle due to sudden heeling moments
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-017-0446-x
Abstract: The verification of ship stability has been historically carried out on the GZ curve and on the dynamic lever curve. They are both evaluated in still water. Recently, new methods have been developed, accounting for… read more here.
Keywords: stability ship; roll; sudden heeling; ship ... See more keywords
On the loss of stability of periodic oscillations and its relevance to ship capsize
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-018-0591-x
Abstract: This research revisits the analysis of roll motion and the possible capsize of floating vessels in beam seas. Many analytical investigations of this topic have adopted the softening Duffing equation, which is similar to the… read more here.
Keywords: stability periodic; loss stability; relevance ship; oscillations relevance ... See more keywords
Steady sailing performance of a ship in the proximity to the bank under windy conditions
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-020-00712-x
Abstract: This paper presents a method to efficiently calculate steady sailing conditions such as check helm, speed drop, hull drift angle, etc. of a ship moving in parallel to a bank wall under steady wind, together… read more here.
Keywords: proximity bank; ship; steady sailing; bank ... See more keywords
Ship heading control system using neural network
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-020-00783-w
Abstract: In this paper, the application of artificial neural network in ship course control systems is investigated. Two-multilayered feed-forward neural network course control system is proposed. The first neural network plays the role of ship forward… read more here.
Keywords: system; control; ship; neural network ... See more keywords
Investigation of the ship–seabed interaction with a high-fidelity CFD approach
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-020-00786-7
Abstract: Ship–seabed interaction is highly critical to ship safety and ship performance when ship operates over shallow water with uneven seabed. However, the prediction method for ship reaction is still yet to be fully developed. In… read more here.
Keywords: seabed interaction; step bank; ship; ship seabed ... See more keywords
Validation of 6-DOF motion simulations for ship turning in regular waves
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-020-00793-8
Abstract: In this study, a six degrees of freedom (6-DOF) motion simulation method of a ship steering in regular waves is validated. The proposed simulation model is based on the two-time scale concept where the 6-DOF… read more here.
Keywords: ship; regular waves; model; dof motion ... See more keywords
Developing and Applying a Ship Operation Energy Efficiency Evaluation Index Using SEEMP: a Case Study of South Korea
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Marine Science and Application"
DOI: 10.1007/s11804-019-00090-w
Abstract: The CO2 emission reduction policy of the International Maritime Organization (IMO) recommends that the operation of ships, managed by maritime transport companies, should be energy-efficient. An evaluation method that can determine how successfully a ship… read more here.
Keywords: ship; energy efficiency; evaluation; energy ... See more keywords
Numerical Study on Flow Around Modern Ship Hulls with Rudder-Propeller Interactions
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Marine Science and Application"
DOI: 10.1007/s11804-019-00113-6
Abstract: Reducing the fuel consumption of ships presents both economic and environmental gains. Although in the past decades, extensive studies were carried out on the flow around ship hull, it is still difficult to calculate the… read more here.
Keywords: hull; ship; propeller; around modern ... See more keywords
The Design of Ship Formation Based on a Novel Disturbance Rejection Control
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Control, Automation and Systems"
DOI: 10.1007/s12555-017-0424-4
Abstract: Ship formation is the common form of maritime transport, reconnaissance, and rescue, which composes the uniform formation through the coordination of individual ship motion, but it is vulnerable to external disturbances in the regulation, causing… read more here.
Keywords: control; formation; ship; disturbance rejection ... See more keywords
On near- and far-field acoustic radiation characteristics of ships in finite-depth water environment
Sign Up to like & getrecommendations! Published in 2021 at "Applied Acoustics"
DOI: 10.1016/j.apacoust.2020.107644
Abstract: Abstract A simplified calculation model is established to evaluate the acoustic radiation of the single-shell underwater ship structure considering typical ship mechanical excitation. The three-dimensional sono-elastic method of ships in Pekeris ocean-acoustic waveguide environment is… read more here.
Keywords: far field; ship; field; field acoustic ... See more keywords