Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a Harbor

With the rapid development and accelerated utilization of marine resources, multi-body floating systems have become extensively used in practical applications. This study examines the coupled motions of a side-by-side anchoring system for five fishing vessels in a harbor using ANSYS-AQWA. The system...

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Main Authors: Xuran Men, Jinlong He, Bo Jiao, Guibing Zhu, Haihua Lin, Hongyuan Sun
Format: Article
Language:English
Published: MDPI AG 2025-02-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/13/2/307
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author Xuran Men
Jinlong He
Bo Jiao
Guibing Zhu
Haihua Lin
Hongyuan Sun
author_facet Xuran Men
Jinlong He
Bo Jiao
Guibing Zhu
Haihua Lin
Hongyuan Sun
author_sort Xuran Men
collection DOAJ
description With the rapid development and accelerated utilization of marine resources, multi-body floating systems have become extensively used in practical applications. This study examines the coupled motions of a side-by-side anchoring system for five fishing vessels in a harbor using ANSYS-AQWA. The system is connected by hawsers and equipped with fenders to reduce collisions between the vessels. It is designed to operate in the sheltered wind-wave combined environment within Ningbo Zhoushan Port, China. Considering the diverse types and quantities of fishing vessels in the anchorage area, this paper proposes a mixed arrangement of three large-scale fishing vessels in the middle and two small-scale vessels on both sides. The time-domain analysis is performed on this system under the combined effects of wind and waves, calculating the motion responses of the five fishing vessels along with the mechanical loads at the hawsers, fenders, and moorings. The results indicate that the maximum loads on these mechanical components remain well within the safe working limits, ensuring reliable operation. In addition, the impact of varying wind-wave angles on the coupled motions of the fishing vessel system are studied. As the wind-wave angle increases, the surge motion of the fishing vessels gradually decreases, while the sway motion intensifies. The forces on the hawsers, fenders, and mooring system exhibit distinct characteristics at different angles.
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spelling doaj-art-00d6f4599c1d480d89f12aebf517ef8f2025-08-20T03:11:21ZengMDPI AGJournal of Marine Science and Engineering2077-13122025-02-0113230710.3390/jmse13020307Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a HarborXuran Men0Jinlong He1Bo Jiao2Guibing Zhu3Haihua Lin4Hongyuan Sun5School of Naval Architecture and Port Engineering, Shandong Jiaotong University, Weihai 264209, ChinaSchool of Naval Architecture and Port Engineering, Shandong Jiaotong University, Weihai 264209, ChinaSchool of Naval Architecture and Port Engineering, Shandong Jiaotong University, Weihai 264209, ChinaSchool of Naval Architecture and Maritime, Zhejiang Ocean University, Zhoushan 316000, ChinaSchool of Naval Architecture and Port Engineering, Shandong Jiaotong University, Weihai 264209, ChinaSchool of Naval Architecture and Port Engineering, Shandong Jiaotong University, Weihai 264209, ChinaWith the rapid development and accelerated utilization of marine resources, multi-body floating systems have become extensively used in practical applications. This study examines the coupled motions of a side-by-side anchoring system for five fishing vessels in a harbor using ANSYS-AQWA. The system is connected by hawsers and equipped with fenders to reduce collisions between the vessels. It is designed to operate in the sheltered wind-wave combined environment within Ningbo Zhoushan Port, China. Considering the diverse types and quantities of fishing vessels in the anchorage area, this paper proposes a mixed arrangement of three large-scale fishing vessels in the middle and two small-scale vessels on both sides. The time-domain analysis is performed on this system under the combined effects of wind and waves, calculating the motion responses of the five fishing vessels along with the mechanical loads at the hawsers, fenders, and moorings. The results indicate that the maximum loads on these mechanical components remain well within the safe working limits, ensuring reliable operation. In addition, the impact of varying wind-wave angles on the coupled motions of the fishing vessel system are studied. As the wind-wave angle increases, the surge motion of the fishing vessels gradually decreases, while the sway motion intensifies. The forces on the hawsers, fenders, and mooring system exhibit distinct characteristics at different angles.https://www.mdpi.com/2077-1312/13/2/307side-by-side fishing vesselmooring systemcoupled motionwind-wave angle
spellingShingle Xuran Men
Jinlong He
Bo Jiao
Guibing Zhu
Haihua Lin
Hongyuan Sun
Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a Harbor
Journal of Marine Science and Engineering
side-by-side fishing vessel
mooring system
coupled motion
wind-wave angle
title Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a Harbor
title_full Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a Harbor
title_fullStr Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a Harbor
title_full_unstemmed Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a Harbor
title_short Time-Domain Simulation of Coupled Motions for Five Fishing Vessels Moored Side-by-Side in a Harbor
title_sort time domain simulation of coupled motions for five fishing vessels moored side by side in a harbor
topic side-by-side fishing vessel
mooring system
coupled motion
wind-wave angle
url https://www.mdpi.com/2077-1312/13/2/307
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