Results 1 to 10 of about 15,123 (184)
Multi-under-Actuated Unmanned Surface Vessel Coordinated Path Tracking [PDF]
Sensors, 2020 Multi-under-actuated unmanned surface vehicles (USV) path tracking control is studied and decoupled by virtue of decentralized control. First, an improved integral line-of-sight guidance strategy is put forward and combined with feedback control to ...
Zefang Li, Zhong Liu, Jianqiang Zhang
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Autonomous Trajectory Tracking Integrated Control of Unmanned Surface Vessel
Journal of Marine Science and Engineering, 2023 Trajectory tracking control of unmanned surface vessels (USVs) has become a popular topic. Regarding the problem of ship collision avoidance encountered in trajectory tracking, more attention needs to be paid to the algorithm application, namely the ...
Yu Peng, Yun Li
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Test water areas for testing technical means of unmanned water transport. The main directions of patenting the results of research and development [PDF]
E3S Web of Conferences, 2021 The test water area is designed for testing, monitoring and navigation of unmanned surface vessel, both in offline mode and in remote control mode. The paper presents the results of the analysis of the thematic search for security documents (applications,
Karetnikov Vladimir +2 more
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Development of a Hybrid Solar and Wind-Powered Long-Range Unmanned Ocean Stereo Exploration Vessel
Shanghai Jiaotong Daxue xuebao, 2021 Aimed at the problems of unmanned marine exploration vessels, such as the short voyage time and the limited sensing ability caused by sensor failure under complex marine environments, a long-range unmanned ocean-air stereo exploration vessel driven by ...
YAO Tiancheng +6 more
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SICE Journal of Control, Measurement, and System Integration, 2021 A quad-maran unmanned vessel is a new type of unmanned surface vessel for the automatic collection of various environmental data in aquaculture fields. We propose a fault detection and control scheme for a possible thrust decrease failure of quad-maran ...
Kota Mukai, Naoyuki Hara, Keiji Konishi
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Hybrid Satellite-Terrestrial Communication Networks for the Maritime Internet of Things: Key Technologies, Opportunities, and Challenges [PDF]
, 2021 With the rapid development of marine activities, there has been an increasing number of maritime mobile terminals, as well as a growing demand for high-speed and ultra-reliable maritime communications to keep them connected.
Chen, Yunfei +5 more
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Automatic berthing of unmanned surface vessels with predetermined performance
Scientific Reports, 2023 Abstract To solve the problem of ship automatic berthing control due to unknown time-varying disturbance and dynamic uncertainty of model parameters, an automatic berthing control law based on predefined performance time function is proposed. First, a predefined performance time function is designed and coupled with tracking error to achieve ...
Qiwen Wang +4 more
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Automatic Docking Trajectory Design-Based Time-Varying-Radius Dubins for Unmanned Surface Vessel
Applied Sciences, 2023 Facing the demand of efficient automatic docking for USV, this paper proposes a new kind of iterative varying-radius Dubins curve design. Due to the special mobility of dockyards, one novel trajectory optimization problem considering time optimum is ...
Meiyan Zhang, Wenyu Cai, Hao Chen
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Multichannel adaptive deployment and reliable communication design for unmanned surface vessel
International Journal of Advanced Robotic Systems, 2020 For the unmanned surface vessel in performing military missions, the safety and controllability are two basic requirements, which need reachable communication channel and reliable data transmission.
Qiyu Yin, Yuezu Lv
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IEEE Access, 2020 The dynamic positioning system is a system that ships rely on their own propulsion devices to maintain position and course. Pod propulsion was more and more installed in dynamic positioning unmanned surface vessels because it can rotate 360 degrees ...
Zaiji Piao, Chen Guo, Shuang Sun
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