Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact Size

This paper proposes an offshore, unmanned auto-leveling sea-surface drifting platform, with a compact size of 0.7 m in diameter, used for obtaining air-sea interface environmental parameters. The platform was designed based on the parallel mechanism with limited degrees of freedom. The mechanical st...

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Main Authors: Zonglai Mo, Kexiang Li, Kefeng Xie, Jun Li, Yanjun Li
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/11/3/506
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author Zonglai Mo
Kexiang Li
Kefeng Xie
Jun Li
Yanjun Li
author_facet Zonglai Mo
Kexiang Li
Kefeng Xie
Jun Li
Yanjun Li
author_sort Zonglai Mo
collection DOAJ
description This paper proposes an offshore, unmanned auto-leveling sea-surface drifting platform, with a compact size of 0.7 m in diameter, used for obtaining air-sea interface environmental parameters. The platform was designed based on the parallel mechanism with limited degrees of freedom. The mechanical structure, control system hardware, and software of the principal prototype are introduced. A ground-based device was developed to simulate wave disturbance, based on which the static and dynamic simulation experiments were carried out. Experimental results show that the auto-leveling system can achieve real-time leveling against the angle deviation induced by waves, with a leveling accuracy of 0.2° in a simulated wave with an angle of 12°, which meets the requirements of observation equipment.
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spelling doaj.art-097eca9c61a9463c928cbe57c3eb03c82023-11-17T11:56:38ZengMDPI AGJournal of Marine Science and Engineering2077-13122023-02-0111350610.3390/jmse11030506Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact SizeZonglai Mo0Kexiang Li1Kefeng Xie2Jun Li3Yanjun Li4School of Mechanical Engineering, Nanjing University of Science and Technology, Nanjing 210094, ChinaNo. 704 Research Institute, China Shipbuilding Industry Corporation, Nanjing 210094, ChinaHubei Academy of Aerospace Technology, Wuhan 430043, ChinaSchool of Mechanical Engineering, Nanjing University of Science and Technology, Nanjing 210094, ChinaHainan Institute, Zhejiang University, Sanya 572025, ChinaThis paper proposes an offshore, unmanned auto-leveling sea-surface drifting platform, with a compact size of 0.7 m in diameter, used for obtaining air-sea interface environmental parameters. The platform was designed based on the parallel mechanism with limited degrees of freedom. The mechanical structure, control system hardware, and software of the principal prototype are introduced. A ground-based device was developed to simulate wave disturbance, based on which the static and dynamic simulation experiments were carried out. Experimental results show that the auto-leveling system can achieve real-time leveling against the angle deviation induced by waves, with a leveling accuracy of 0.2° in a simulated wave with an angle of 12°, which meets the requirements of observation equipment.https://www.mdpi.com/2077-1312/11/3/506unmanned offshore drifting platformauto-leveling platformparallel mechanism
spellingShingle Zonglai Mo
Kexiang Li
Kefeng Xie
Jun Li
Yanjun Li
Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact Size
Journal of Marine Science and Engineering
unmanned offshore drifting platform
auto-leveling platform
parallel mechanism
title Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact Size
title_full Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact Size
title_fullStr Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact Size
title_full_unstemmed Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact Size
title_short Offshore, Unmanned Auto-Leveling Sea-Surface Drifting Platform with Compact Size
title_sort offshore unmanned auto leveling sea surface drifting platform with compact size
topic unmanned offshore drifting platform
auto-leveling platform
parallel mechanism
url https://www.mdpi.com/2077-1312/11/3/506
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AT kexiangli offshoreunmannedautolevelingseasurfacedriftingplatformwithcompactsize
AT kefengxie offshoreunmannedautolevelingseasurfacedriftingplatformwithcompactsize
AT junli offshoreunmannedautolevelingseasurfacedriftingplatformwithcompactsize
AT yanjunli offshoreunmannedautolevelingseasurfacedriftingplatformwithcompactsize