Design and optimization of buoy mooring with single-point cable for seafloor observatories

For long-term mooring buoy observatories in the deep sea far from the coasts, we design the hybrid system, named Mooring Buoys Observation System with Benthic Electro-optical-mechanical Cable (MBOSBC). The Electro Optical Mechanical (EOM) cable connects the sea surface buoy, and benthic observation...

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Main Authors: Shaowei Zhang, Chuan Tian, Fenghua Zhou
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Marine Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmars.2022.1048048/full
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author Shaowei Zhang
Chuan Tian
Fenghua Zhou
author_facet Shaowei Zhang
Chuan Tian
Fenghua Zhou
author_sort Shaowei Zhang
collection DOAJ
description For long-term mooring buoy observatories in the deep sea far from the coasts, we design the hybrid system, named Mooring Buoys Observation System with Benthic Electro-optical-mechanical Cable (MBOSBC). The Electro Optical Mechanical (EOM) cable connects the sea surface buoy, and benthic observation node, as the transmission link of information and power. Different from the traditional buoy mooring, Mooring Buoys Observation System needs to accomplish the energy and data transmission between the seabed and the sea surface. The EOM cable is utilized for mooring, and it is the crucial link to ensure the long-term and effective work of the system and energy / data transmission. EOM cable plays the role of mooring tether of MBOSBC. Since the EOM cable has to experience higher loads under most environmental conditions for long terms. It is often happened that, the EOM cable is not broken, but the power supply core wire and signal wire have broken or failed, while the buoy is subjected to wind, wave and current load. This puts forward the requirements for the design of bearing load and mooring style for the mooring EOM cable. This paper gives the idea of mooring design of buoy, and this paper provide the design criteria of the single point mooring buoy with EOM cable. We compare the dynamics properties and mooring line type under different external environmental load, and the mooring style is optimized. Finally, the dynamic properties and mooring line type during the system deployment process is discussed.
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spelling doaj.art-549ba37323684367be3c12ee8d3a944e2023-01-04T16:37:54ZengFrontiers Media S.A.Frontiers in Marine Science2296-77452023-01-01910.3389/fmars.2022.10480481048048Design and optimization of buoy mooring with single-point cable for seafloor observatoriesShaowei Zhang0Chuan Tian1Fenghua Zhou2Institute of Deep-Sea Science and Engineering, Chinese Academy of Sciences, Sanya, ChinaInstitute of Deep-Sea Science and Engineering, Chinese Academy of Sciences, Sanya, ChinaSouth China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, ChinaFor long-term mooring buoy observatories in the deep sea far from the coasts, we design the hybrid system, named Mooring Buoys Observation System with Benthic Electro-optical-mechanical Cable (MBOSBC). The Electro Optical Mechanical (EOM) cable connects the sea surface buoy, and benthic observation node, as the transmission link of information and power. Different from the traditional buoy mooring, Mooring Buoys Observation System needs to accomplish the energy and data transmission between the seabed and the sea surface. The EOM cable is utilized for mooring, and it is the crucial link to ensure the long-term and effective work of the system and energy / data transmission. EOM cable plays the role of mooring tether of MBOSBC. Since the EOM cable has to experience higher loads under most environmental conditions for long terms. It is often happened that, the EOM cable is not broken, but the power supply core wire and signal wire have broken or failed, while the buoy is subjected to wind, wave and current load. This puts forward the requirements for the design of bearing load and mooring style for the mooring EOM cable. This paper gives the idea of mooring design of buoy, and this paper provide the design criteria of the single point mooring buoy with EOM cable. We compare the dynamics properties and mooring line type under different external environmental load, and the mooring style is optimized. Finally, the dynamic properties and mooring line type during the system deployment process is discussed.https://www.frontiersin.org/articles/10.3389/fmars.2022.1048048/fullocean buoy mooringEOM cablesingle point mooringoceanographic mooringssnubber rubber cable
spellingShingle Shaowei Zhang
Chuan Tian
Fenghua Zhou
Design and optimization of buoy mooring with single-point cable for seafloor observatories
Frontiers in Marine Science
ocean buoy mooring
EOM cable
single point mooring
oceanographic moorings
snubber rubber cable
title Design and optimization of buoy mooring with single-point cable for seafloor observatories
title_full Design and optimization of buoy mooring with single-point cable for seafloor observatories
title_fullStr Design and optimization of buoy mooring with single-point cable for seafloor observatories
title_full_unstemmed Design and optimization of buoy mooring with single-point cable for seafloor observatories
title_short Design and optimization of buoy mooring with single-point cable for seafloor observatories
title_sort design and optimization of buoy mooring with single point cable for seafloor observatories
topic ocean buoy mooring
EOM cable
single point mooring
oceanographic moorings
snubber rubber cable
url https://www.frontiersin.org/articles/10.3389/fmars.2022.1048048/full
work_keys_str_mv AT shaoweizhang designandoptimizationofbuoymooringwithsinglepointcableforseafloorobservatories
AT chuantian designandoptimizationofbuoymooringwithsinglepointcableforseafloorobservatories
AT fenghuazhou designandoptimizationofbuoymooringwithsinglepointcableforseafloorobservatories