Results 21 to 30 of about 7,418 (261)

The Smart Detection of Ship Severe Roll Motions and Decision-Making for Evasive Actions

open access: yesJournal of Marine Science and Engineering, 2020
This paper presents a numerical model for the smart detection of synchronous and parametric roll resonance of a ship. The model implements manoeuvring equations superimposed onto ship dynamics in waves.
Maria Acanfora, Flavio Balsamo
doaj   +1 more source

A Numerical Application of Ship Parametric Roll under Second Generation Stability Criteria [PDF]

open access: yesJournal of Eta Maritime Science, 2019
In this study, the parametric roll motion for the benchmark container ship form C11 is investigated by using the second generation stability criteria, which were intensively studied by IMO (International Maritime Organization).
Ferdi ÇAKICI
doaj   +1 more source

Implementation of the IMO Second Generation Intact Stability Guidelines

open access: yesJournal of Marine Science and Engineering, 2021
This paper provides a discussion of the technical and theoretical ambiguities, requirements, and limitations to develop a practical implementation of the IMO Second Generation Intact Stability criteria.
Kyle E. Marlantes   +2 more
doaj   +1 more source

Evaluation of Parametric Roll Mode Applying the IMO Second Generation Intact Stability Criteria for 13K Chemical Tanker

open access: yesJournal of Marine Science and Engineering, 2023
In this paper, the evaluation procedure for Level 1, Level 2A, and Level 2B for the parametric roll among the five modes of the IMO second generation stability criteria was explained in detail.
Dongmin Shin   +4 more
doaj   +1 more source

Parametric roll oscillations of a hydrodynamic Chaplygin sleigh

open access: yesNonlinear Dynamics, 2023
Biomimetic underwater robots use lateral periodic oscillatory motion to propel forward, which is seen in most fishes known as body caudal fin (BCF) propulsion. The lateral oscillatory motion makes slender-bodied fish-like robots roll unstable. Unlike the case of human-engineered aquatic robots, many species of fish can stabilize their roll motion to ...
Kartik Loya, Phanindra Tallapragada
openaire   +2 more sources

A simplified 2½-degree of freedom time-domain model with non-linearity for the simulation of parametric roll

open access: yesAlexandria Engineering Journal, 2018
In this paper, a simplified 2½-degree of freedom time-domain numerical method with non-linearity is developed, presented in detail and validated for simulating parametric roll.
Tamer M. Ahmed
doaj   +1 more source

Parametric resonance of fractional viscoelastic webs under time-dependent tension

open access: yesResults in Physics, 2023
The focus of this paper is on the parametric resonance of fractional viscoelastic webs under time-dependent tension. The novelty of this work lies in the introduction of a fractional order model for viscoelastic webs and the time-dependent tension in ...
Jiajuan Qing   +4 more
doaj   +1 more source

Dynamic Analysis on Self Weight Compensating Roll Equipped Center Pivot Rotary Dancer [PDF]

open access: yes한국정밀공학회지, 2020
Recently, there has been increasing demand for flexible electronic applications such as flexible displays, foldable smartphones, and flexible batteries based on flexible substrates.
Hyunkyoo Kang
doaj   +1 more source

Current Status of the 2nd Generation of Intact Stability: Investigation of the Pure Loss of Stability and Parametric Roll Mode

open access: yes한국해양공학회지, 2020
A review of the 2nd generation of intact stability by the International Maritime Organization is performed. The main issues with the new stability criteria are reviewed.
Jaeho Chung   +3 more
doaj   +1 more source

A Comparison of Numerical Simulations and Model Experiments on Parametric Roll in Irregular Seas

open access: yesJournal of Marine Science and Engineering, 2020
The recently finalised Second Generation Intact Stability Criteria (SGISC), produced by the International Maritime Organisation (IMO), contain a level 3 assessment, the so-called Direct Stability Assessment (DSA). This assessment can be carried out using
Geert Kapsenberg   +3 more
doaj   +1 more source

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