Analysis of Holding Force Acting on Anchored Vessels

In this paper, a mathematical and physical interpretation of the length and angle of the catenary curve made by anchor chains was implemented, and the safety of an anchored vessel was reviewed. So far, the holding force has usually been calculated when the angle of the catenary curve of the anchor c...

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Main Authors: Seungsik Min, Kyungwon Oh
Format: Article
Language:English
Published: MDPI AG 2024-01-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/12/1/95
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author Seungsik Min
Kyungwon Oh
author_facet Seungsik Min
Kyungwon Oh
author_sort Seungsik Min
collection DOAJ
description In this paper, a mathematical and physical interpretation of the length and angle of the catenary curve made by anchor chains was implemented, and the safety of an anchored vessel was reviewed. So far, the holding force has usually been calculated when the angle of the catenary curve of the anchor chain to the seafloor is <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mn>0</mn><mo>°</mo></mrow></semantics></math></inline-formula>. In this study, the holding force equation was strictly and explicitly derived considering the length of the chain and the depth of the sea. In addition, equations for the angle and length of the catenary curve were mathematically derived when anchor dragging occurs. The holding force equations derived in this paper are expected to help provide guidelines for vessel design or increase the safety of anchoring.
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spelling doaj.art-fb66d0d712784681beef4ea61931ddb72024-01-26T17:15:46ZengMDPI AGJournal of Marine Science and Engineering2077-13122024-01-011219510.3390/jmse12010095Analysis of Holding Force Acting on Anchored VesselsSeungsik Min0Kyungwon Oh1Department of Natural Science, Korea Naval Academy, Changwon 51704, Republic of KoreaDepartment of Aircraft MRO (Maintenance, Repair and Operation) Engineering, Howon University, Gunsan 54058, Republic of KoreaIn this paper, a mathematical and physical interpretation of the length and angle of the catenary curve made by anchor chains was implemented, and the safety of an anchored vessel was reviewed. So far, the holding force has usually been calculated when the angle of the catenary curve of the anchor chain to the seafloor is <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mn>0</mn><mo>°</mo></mrow></semantics></math></inline-formula>. In this study, the holding force equation was strictly and explicitly derived considering the length of the chain and the depth of the sea. In addition, equations for the angle and length of the catenary curve were mathematically derived when anchor dragging occurs. The holding force equations derived in this paper are expected to help provide guidelines for vessel design or increase the safety of anchoring.https://www.mdpi.com/2077-1312/12/1/95holding forceanchor dragginganchor chaincatenary curvevessels
spellingShingle Seungsik Min
Kyungwon Oh
Analysis of Holding Force Acting on Anchored Vessels
Journal of Marine Science and Engineering
holding force
anchor dragging
anchor chain
catenary curve
vessels
title Analysis of Holding Force Acting on Anchored Vessels
title_full Analysis of Holding Force Acting on Anchored Vessels
title_fullStr Analysis of Holding Force Acting on Anchored Vessels
title_full_unstemmed Analysis of Holding Force Acting on Anchored Vessels
title_short Analysis of Holding Force Acting on Anchored Vessels
title_sort analysis of holding force acting on anchored vessels
topic holding force
anchor dragging
anchor chain
catenary curve
vessels
url https://www.mdpi.com/2077-1312/12/1/95
work_keys_str_mv AT seungsikmin analysisofholdingforceactingonanchoredvessels
AT kyungwonoh analysisofholdingforceactingonanchoredvessels