Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions

Most of the research on ship rolling motion concerns a specific type of ship, such as containerships, or analyzes sailing during certain wave characteristics, rather than the full spectrum of waves that can be encountered during the entire sea route. To date, the most frequent merchant ships in the...

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Main Authors: José M. Pérez-Canosa, José A. Orosa, Feliciano Fraguela, Pablo López-Varela
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/10/5/669
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author José M. Pérez-Canosa
José A. Orosa
Feliciano Fraguela
Pablo López-Varela
author_facet José M. Pérez-Canosa
José A. Orosa
Feliciano Fraguela
Pablo López-Varela
author_sort José M. Pérez-Canosa
collection DOAJ
description Most of the research on ship rolling motion concerns a specific type of ship, such as containerships, or analyzes sailing during certain wave characteristics, rather than the full spectrum of waves that can be encountered during the entire sea route. To date, the most frequent merchant ships in the world are general cargo ships, where the ship’s behaviour at any sea condition has a great influence on overall safety, as well as the lashing design of non-standardized cargo. For this reason, the present paper aimed to study ship-performance models, starting with concepts of the basic physics of ships and waves. Firstly, the ship’s behaviour was analyzed from a theoretical point of view, both in calm waters and when sailing in waves, but independently. Afterwards, the ship-waves system was analyzed during rolling with all variables accounted for at the same moment, with the objective of obtaining roughly realistic models. Relevant results are shown in each of the models, which may be of great interest for ship operators and, in general, for the shipping industry, so as to improve the safety of maritime transport. Finally, these results were validated with a case study.
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spelling doaj.art-34a1ad596b9e4685b15c55dd8b15e19c2023-11-23T11:40:05ZengMDPI AGJournal of Marine Science and Engineering2077-13122022-05-0110566910.3390/jmse10050669Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State ConditionsJosé M. Pérez-Canosa0José A. Orosa1Feliciano Fraguela2Pablo López-Varela3Department of Navigation Science and Marine Engineering, University of A Coruña, Paseo de Ronda, 51, 15011 A Coruña, SpainDepartment of Navigation Science and Marine Engineering, University of A Coruña, Paseo de Ronda, 51, 15011 A Coruña, SpainDepartment of Navigation Science and Marine Engineering, University of A Coruña, Paseo de Ronda, 51, 15011 A Coruña, SpainDepartment of Navigation Science and Marine Engineering, University of A Coruña, Paseo de Ronda, 51, 15011 A Coruña, SpainMost of the research on ship rolling motion concerns a specific type of ship, such as containerships, or analyzes sailing during certain wave characteristics, rather than the full spectrum of waves that can be encountered during the entire sea route. To date, the most frequent merchant ships in the world are general cargo ships, where the ship’s behaviour at any sea condition has a great influence on overall safety, as well as the lashing design of non-standardized cargo. For this reason, the present paper aimed to study ship-performance models, starting with concepts of the basic physics of ships and waves. Firstly, the ship’s behaviour was analyzed from a theoretical point of view, both in calm waters and when sailing in waves, but independently. Afterwards, the ship-waves system was analyzed during rolling with all variables accounted for at the same moment, with the objective of obtaining roughly realistic models. Relevant results are shown in each of the models, which may be of great interest for ship operators and, in general, for the shipping industry, so as to improve the safety of maritime transport. Finally, these results were validated with a case study.https://www.mdpi.com/2077-1312/10/5/669roll motionangle of rollingtransverse accelerationroll angular velocityship’s behaviourwaves
spellingShingle José M. Pérez-Canosa
José A. Orosa
Feliciano Fraguela
Pablo López-Varela
Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions
Journal of Marine Science and Engineering
roll motion
angle of rolling
transverse acceleration
roll angular velocity
ship’s behaviour
waves
title Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions
title_full Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions
title_fullStr Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions
title_full_unstemmed Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions
title_short Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions
title_sort proposal of optimal operation in ship rolling motion considering sea state conditions
topic roll motion
angle of rolling
transverse acceleration
roll angular velocity
ship’s behaviour
waves
url https://www.mdpi.com/2077-1312/10/5/669
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AT felicianofraguela proposalofoptimaloperationinshiprollingmotionconsideringseastateconditions
AT pablolopezvarela proposalofoptimaloperationinshiprollingmotionconsideringseastateconditions