Results 11 to 20 of about 6,904 (221)

The Autonomous Underwater Vehicle Integrated with the Unmanned Surface Vessel Mapping the Southern Ionian Sea. The Winning Technology Solution of the Shell Ocean Discovery XPRIZE

Remote Sensing, 2020
The methods of data collection, processing, and assessment of the quality of the results of a survey conducted at the Southern Ionian Sea off the Messinian Peninsula, Greece are presented.
Karolina Zwolak, Rochelle Wigley, Aileen Bohan, Yulia Zarayskaya, Evgenia Bazhenova, Wetherbee Dorshow, Masanao Sumiyoshi, Seeboruth Sattiabaruth, Jaya Roperez, Alison Proctor, Craig Wallace, Hadar Sade, Tomer Ketter, Benjamin Simpson, Neil Tinmouth, Robin Falconer, Ivan Ryzhov, Mohamed Elsaied Abou-Mahmoud   +17 more
doaj   +3 more sources

Design and Implementation of a Low-Cost Intelligent Unmanned Surface Vehicle. [PDF]

Sensors (Basel)
This article describes the design and construction journey of a self-developed unmanned surface vehicle (USV). In order to increase the accessibility and lower the barrier of entry we propose a low-cost (under EUR 1000) approach to the vessel ...
Chaysri P, Spatharis C, Vlachos K, Blekas K.   +3 more
europepmc   +2 more sources

Research on Intelligent Trajectory Control Method of Water Quality Testing Unmanned Surface Vessel

Journal of Marine Science and Engineering, 2022
In this paper, we take a water quality testing Unmanned Surface Vessel (USV) as the research object. We propose a heading keeping strategy based on Human Simulated Intelligent Control (HSIC) algorithm and a trajectory tracking strategy under line-of ...
Yong Xiong, Haibin Zhu, Lin Pan, Jiying Wang   +3 more
doaj   +3 more sources

Development of an Adaptive Fuzzy Integral-Derivative Line-of-Sight Method for Bathymetric LiDAR Onboard Unmanned Surface Vessel

Remote Sensing
Previous control methods developed by our research team cannot satisfy the high accuracy requirements of unmanned surface vessel (USV) path-tracking during bathymetric mapping because of the excessive overshoot and slow convergence speed. For this reason,
Guoqing Zhou, Jinhuang Wu, Ke Gao, Naihui Song, Guoshuai Jia, Xiang Zhou, Jiasheng Xu, Xia Wang   +7 more
doaj   +2 more sources

Cooperative navigation of cross-domain heterogeneous unmanned ship formation: recent advances and future trends

Zhongguo Jianchuan Yanjiu, 2022
Unmanned surface vessel (USV) based cross-domain heterogeneous formation cooperative navigation is an important method for overcoming the difficulties of navigation and positioning facing in the three areas of water surface, underwater and air in the ...
Bo XU, Zhaoyang WANG
doaj   +1 more source

Autonomous Obstacle Avoidance Algorithm for Unmanned Surface Vehicles Based on an Improved Velocity Obstacle Method

ISPRS International Journal of Geo-Information, 2021
Focusing on the collision avoidance problem for Unmanned Surface Vehicles (USVs) in the scenario of multi-vessel encounters, a USV autonomous obstacle avoidance algorithm based on the improved velocity obstacle method is proposed.
Jia Ren, Jing Zhang, Yani Cui
doaj   +1 more source

An overview of developments and challenges for unmanned surface vehicle autonomous berthing

Complex & Intelligent Systems, 2023
With the continuous progress of contemporary science and technology and the increasing requirements for marine vehicles in various fields, the intelligence and automation of ships have become a general trend.
Gongxing Wu, Debiao Li, Hao Ding, Danda Shi, Bing Han   +4 more
doaj   +1 more source

Deep-Sea Underwater Cooperative Operation of Manned/Unmanned Submersible and Surface Vehicles for Different Application Scenarios

Journal of Marine Science and Engineering, 2022
In this paper, we propose three cooperative operational modes of manned and unmanned submersibles for a range of different deep-sea application scenarios.
Lei Yang, Shengya Zhao, Xiangxin Wang, Peng Shen, Tongwei Zhang   +4 more
doaj   +1 more source

Marine survey unmanned surface vessel:platform design and application

Dianxin kexue, 2021
Marine survey unmanned surface vessel (USV) has a wide range of applications.However, the attitude of USV is easily affected by wind, waves, currents and floating debris, which may cause structural damage or low precision observation.Double hull and wide
Weiping WANG, Xi HE, Chao DONG, Bing ZHENG, Xue LI   +4 more
doaj   +2 more sources

Autonomous Shallow Water Hydrographic Survey Using a Proto-Type USV

Journal of Marine Science and Engineering, 2023
Maritime unmanned systems (MUS) have gained widespread usage in a diverse range of hydrographic survey activities, including harbor/port surveys, beach and coastline monitoring, environmental assessment, and military operations.
Laurențiu-Florin Constantinoiu, Mariana Bernardino, Eugen Rusu   +2 more
doaj   +1 more source