Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific Seamount

This paper presents the results of an exploration of the ferromanganese crusts of Western Pacific Seamount registered by the Korean government. This area has been surveyed with a deep-sea camera and crust samples have been acquired by deep-sea dredging since 2013. On October 18-19, 2017, a united re...

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Main Authors: Hyuk Baek, Jin-Yeong Park, Hyungwon Shim, Bong-Huan Jun, Pan-Mook Lee
Format: Article
Language:English
Published: The Korean Society of Ocean Engineers 2018-08-01
Series:한국해양공학회지
Subjects:
Online Access:https://doi.org/10.26748/KSOE.2018.6.32.4.287
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author Hyuk Baek
Jin-Yeong Park
Hyungwon Shim
Bong-Huan Jun
Pan-Mook Lee
author_facet Hyuk Baek
Jin-Yeong Park
Hyungwon Shim
Bong-Huan Jun
Pan-Mook Lee
author_sort Hyuk Baek
collection DOAJ
description This paper presents the results of an exploration of the ferromanganese crusts of Western Pacific Seamount registered by the Korean government. This area has been surveyed with a deep-sea camera and crust samples have been acquired by deep-sea dredging since 2013. On October 18-19, 2017, a united research team from KIOST and KRISO explored two blocks, OSM11 and OSM07, on the seamount using Hemire ROV. A precise survey was conducted on the ferromanganese crusts and sediments covering the slope/top of OSM11 and the middle flat area of OSM07. Rock samples were collected with precise positioning, and HD videos were recorded for 7 hours. This paper discusses the technical issues of this exploration in terms of (1) how to deal with an emergency situation during an electric power blackout, (2) the improvement of the thruster power by adding cooling plugs to the housings of the thruster amplifiers, (3) the relative motion of the depressor by changing the fixing method of the cable terminator, which affects the service life of the cable, (4) a sampling technique for the steep slope of the seamount, (5) integrated navigation under a USBL blackout, and (6) a 3-dimensional image mosaic for visualizing the distribution state of the crusts.
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spelling doaj.art-836c300408a8433d96ee340b0ee8f1d52022-12-21T18:49:30ZengThe Korean Society of Ocean Engineers한국해양공학회지1225-07672287-67152018-08-0132428729510.26748/KSOE.2018.6.32.4.287Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific SeamountHyuk Baek0Jin-Yeong Park1Hyungwon Shim2Bong-Huan Jun3Pan-Mook Lee4Marine ICT Research Division, KRISOMarine ICT Research Division, KRISOMarine ICT Research Division, KRISOMarine ICT Research Division, KRISOMarine ICT Research Division, KRISOThis paper presents the results of an exploration of the ferromanganese crusts of Western Pacific Seamount registered by the Korean government. This area has been surveyed with a deep-sea camera and crust samples have been acquired by deep-sea dredging since 2013. On October 18-19, 2017, a united research team from KIOST and KRISO explored two blocks, OSM11 and OSM07, on the seamount using Hemire ROV. A precise survey was conducted on the ferromanganese crusts and sediments covering the slope/top of OSM11 and the middle flat area of OSM07. Rock samples were collected with precise positioning, and HD videos were recorded for 7 hours. This paper discusses the technical issues of this exploration in terms of (1) how to deal with an emergency situation during an electric power blackout, (2) the improvement of the thruster power by adding cooling plugs to the housings of the thruster amplifiers, (3) the relative motion of the depressor by changing the fixing method of the cable terminator, which affects the service life of the cable, (4) a sampling technique for the steep slope of the seamount, (5) integrated navigation under a USBL blackout, and (6) a 3-dimensional image mosaic for visualizing the distribution state of the crusts.https://doi.org/10.26748/KSOE.2018.6.32.4.287Remotely operated vehicle(ROV)Operational improvementCable terminationCooling plugs
spellingShingle Hyuk Baek
Jin-Yeong Park
Hyungwon Shim
Bong-Huan Jun
Pan-Mook Lee
Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific Seamount
한국해양공학회지
Remotely operated vehicle(ROV)
Operational improvement
Cable termination
Cooling plugs
title Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific Seamount
title_full Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific Seamount
title_fullStr Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific Seamount
title_full_unstemmed Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific Seamount
title_short Operational Improvement of Hemire ROV for Deep-sea Survey and Application to Exploration of Ferromanganese Crusts of Western Pacific Seamount
title_sort operational improvement of hemire rov for deep sea survey and application to exploration of ferromanganese crusts of western pacific seamount
topic Remotely operated vehicle(ROV)
Operational improvement
Cable termination
Cooling plugs
url https://doi.org/10.26748/KSOE.2018.6.32.4.287
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