Results 21 to 30 of about 36,073 (298)

Performances of Some Autonomous Assets in Maritime Missions [PDF]

open access: yesTransNav, 2020
The paper deals with key features of some autonomous assets, i.e., unmanned aerial and underwater vehicles used for marine surveillance and reconnaissance missions.
Sanja Bauk
doaj   +1 more source

Research on Energy Supply System Applied to Autonomous Underwater Observation Vehicles

open access: yesApplied Bionics and Biomechanics, 2022
The discharge characteristics of seawater batteries can be used to prolong the working hours of autonomous underwater observation vehicles. However, the output voltage level of the seawater battery is low, so it cannot directly be used to power supply ...
Chunjie Wang, Yugeng Chai, Lin Cui
doaj   +1 more source

Distributed adaptive sliding mode control for attitudes synchronization of multiple autonomous underwater vehicles

open access: yesAdvances in Mechanical Engineering, 2017
This article is concerned with attitudes synchronization of networked autonomous underwater vehicles, which aims to enable all the autonomous underwater vehicles tracking the desired attitude coordinately, when the desired attitude information can only ...
Yani Zhang, Yintao Wang, Yao Yao
doaj   +1 more source

Optimal Kinematic Control of an Autonomous Underwater Vehicle [PDF]

open access: yesIEEE Transactions on Automatic Control, 2009
This note investigates the motion control of an autonomous underwater vehicle (AUV). The AUV is modeled as a nonholonomic system as any lateral motion of a conventional, slender AUV is quickly damped out. The problem is formulated as an optimal kinematic control problem on the Euclidean Group of Motions SE(3) , where the cost function to be minimized ...
BIGGS, JAMES DOUGLAS   +1 more
openaire   +3 more sources

Finite-time tracking control for autonomous underwater vehicles: An impulsive communication scheme

open access: yesAdvances in Mechanical Engineering, 2017
This article investigates the finite-time dynamical tracking for autonomous underwater vehicles by introducing an impulsive communication scheme. More precisely, the communication of the autonomous underwater vehicles is conducted by the prescribed ...
Chao Ma, Erlong Kang
doaj   +1 more source

Streamlines for Motion Planning in Underwater Currents [PDF]

open access: yes, 2019
Motion planning for underwater vehicles must consider the effect of ocean currents. We present an efficient method to compute reachability and cost between sample points in sampling-based motion planning that supports long-range planning over hundreds of
Anstee, Stuart   +4 more
core   +1 more source

Sensors to Increase the Security of Underwater Communication Cables: A Review of Underwater Monitoring Sensors

open access: yesSensors, 2020
Underwater communication cables transport large amounts of sensitive information between countries. This fact converts these cables into a critical infrastructure that must be protected.
Dimitrios Eleftherakis, Raul Vicen-Bueno
doaj   +1 more source

Pose Detection and control of multiple unmanned underwater vehicles using optical feedback [PDF]

open access: yes, 2014
This paper proposes pose detection and control algorithms in order to control the relative pose between two Unmanned Underwater Vehicles (UUVs) using optical feedback.
Barbaros Celikkol   +5 more
core   +3 more sources

Blockchain and Autonomous Vehicles: Recent Advances and Future Directions

open access: yesIEEE Access, 2021
Blockchain is an underlying technology for securing many real-time applications and their data. The automobile is one such sector in which auto-manufacturers are looking forward to accepting the advantages of distributed ledger technology in autonomous ...
Saurabh Jain   +6 more
doaj   +1 more source

Optimized Environment Exploration for Autonomous Underwater Vehicles [PDF]

open access: yes2018 IEEE International Conference on Robotics and Automation (ICRA), 2018
Achieving full autonomous robotic environment exploration in the underwater domain is very challenging, mainly due to noisy acoustic sensors, high localization error, control disturbances of the water and lack of accurate un- derwater maps. In this work we present a robotic exploration algorithm for underwater vehicles that does not rely on prior ...
Eduard Vidal   +3 more
openaire   +1 more source

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