Review of Underwater Sensing Technologies and Applications

As the ocean development process speeds up, the technical means of ocean exploration are being upgraded. Due to the characteristics of seawater and the complex underwater environment, conventional measurement and sensing methods used for land are difficult to apply in the underwater environment dire...

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Main Authors: Kai Sun, Weicheng Cui, Chi Chen
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/21/23/7849
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author Kai Sun
Weicheng Cui
Chi Chen
author_facet Kai Sun
Weicheng Cui
Chi Chen
author_sort Kai Sun
collection DOAJ
description As the ocean development process speeds up, the technical means of ocean exploration are being upgraded. Due to the characteristics of seawater and the complex underwater environment, conventional measurement and sensing methods used for land are difficult to apply in the underwater environment directly. Especially for the seabed topography, it is impossible to carry out long-distance and accurate detection via electromagnetic waves. Therefore, various types of acoustic and even optical sensing devices for underwater applications have come into use. Equipped by submersibles, those underwater sensors can sense underwater wide-range and accurately. Moreover, the development of sensor technology will be modified and optimized according to the needs of ocean exploitation. This paper has made a summary of the ocean sensing technologies applied in some critical underwater scenarios, including geological surveys, navigation and communication, marine environmental parameters, and underwater inspections. In order to contain as many submersible-based sensors as possible, we have to make a trade-off on breadth and depth. In the end, the authors predict the development trend of underwater sensor technology based on the future ocean exploration requirements.
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spelling doaj.art-32cc312f72e4469ea76640ca20d83a6e2023-11-23T03:00:04ZengMDPI AGSensors1424-82202021-11-012123784910.3390/s21237849Review of Underwater Sensing Technologies and ApplicationsKai Sun0Weicheng Cui1Chi Chen2Zhejiang University-Westlake University Joint Training, Zhejiang University, Hangzhou 310024, ChinaKey Laboratory of Coastal Environment and Resources of Zhejiang Province (KLCER), School of Engineering, Westlake University, Hangzhou 310024, ChinaKey Laboratory of Coastal Environment and Resources of Zhejiang Province (KLCER), School of Engineering, Westlake University, Hangzhou 310024, ChinaAs the ocean development process speeds up, the technical means of ocean exploration are being upgraded. Due to the characteristics of seawater and the complex underwater environment, conventional measurement and sensing methods used for land are difficult to apply in the underwater environment directly. Especially for the seabed topography, it is impossible to carry out long-distance and accurate detection via electromagnetic waves. Therefore, various types of acoustic and even optical sensing devices for underwater applications have come into use. Equipped by submersibles, those underwater sensors can sense underwater wide-range and accurately. Moreover, the development of sensor technology will be modified and optimized according to the needs of ocean exploitation. This paper has made a summary of the ocean sensing technologies applied in some critical underwater scenarios, including geological surveys, navigation and communication, marine environmental parameters, and underwater inspections. In order to contain as many submersible-based sensors as possible, we have to make a trade-off on breadth and depth. In the end, the authors predict the development trend of underwater sensor technology based on the future ocean exploration requirements.https://www.mdpi.com/1424-8220/21/23/7849ocean sensingunderwater explorationsubmersiblesensor technologies
spellingShingle Kai Sun
Weicheng Cui
Chi Chen
Review of Underwater Sensing Technologies and Applications
Sensors
ocean sensing
underwater exploration
submersible
sensor technologies
title Review of Underwater Sensing Technologies and Applications
title_full Review of Underwater Sensing Technologies and Applications
title_fullStr Review of Underwater Sensing Technologies and Applications
title_full_unstemmed Review of Underwater Sensing Technologies and Applications
title_short Review of Underwater Sensing Technologies and Applications
title_sort review of underwater sensing technologies and applications
topic ocean sensing
underwater exploration
submersible
sensor technologies
url https://www.mdpi.com/1424-8220/21/23/7849
work_keys_str_mv AT kaisun reviewofunderwatersensingtechnologiesandapplications
AT weichengcui reviewofunderwatersensingtechnologiesandapplications
AT chichen reviewofunderwatersensingtechnologiesandapplications