Results 11 to 20 of about 12,135 (235)

The Hydrodynamic Interaction between an AUV and Submarine during the Recovery Process

open access: yesJournal of Marine Science and Engineering, 2023
The hydrodynamic interaction between an AUV (Autonomous Underwater Vehicle) and a recovery device, such as a real-scale submarine, is a crucial factor affecting the safe recovery of the AUV.
Dapeng Jiang   +2 more
exaly   +3 more sources

Balloon AUV: Seawater Sampling AUV Using Active Buoyancy Control

open access: yes2018 IEEE/OES Autonomous Underwater Vehicle Workshop (AUV), 2018
A significant amount of waste has been thrown into the ocean, and the debris from the waste has been sunken into the deep sea. So we proposed an autonomous underwater vehicle to collect water-quality data in deep water and sample water in the area which pollution level is high.
Minsung Sung, Son-Cheol Yu
openaire   +2 more sources

Stingray envenomation and injury in a dog

open access: yesOpen Veterinary Science, 2021
The stingray, a seemingly harmless cartilaginous fish, is capable of causing painful injuries and envenomation in humans. There is no known peer reviewed case report involving dogs in a veterinary journal at the time of writing this case report.
Adegboye Olutoye, Adegboye Olusegun
doaj   +1 more source

Comparison of AUV Position Estimation Using Kalman Filter, Ensemble Kalman Filter and Fuzzy Kalman Filter Algorithm in the Specified Trajectories

open access: yesInPrime, 2022
This research explains a comparison estimation for AUV position using Kalman Filter (KF), Ensemble Kalman Filter (EnKF), and Fuzzy Kalman Filter (FKF) algorithm in some specified trajectories.
Ngatini Ngatini   +2 more
doaj   +1 more source

On AUV control architecture [PDF]

open access: yesProceedings. 2000 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2000) (Cat. No.00CH37113), 2002
This paper surveys control architectures proposed in the literature and describes a control architecture that is being developed for a semi-autonomous underwater vehicle for intervention missions (SAUVIM) at the University of Hawaii. Conceived as hybrid, this architecture has been organized in three layers: planning, control and execution.
Pere Ridao   +3 more
openaire   +2 more sources

Formation control of underwater vehicles using Multi Agent System [PDF]

open access: yesArchives of Control Sciences, 2020
This paper proposes the development of a formation control algorithm of multiple acoustic underwater vehicles by employing the behaviour of autonomous mobile agents under a proposed pursuit.
Bikramaditya, Das   +2 more
doaj   +1 more source

Visual Navigation for Recovering an AUV by Another AUV in Shallow Water [PDF]

open access: yesSensors, 2019
Autonomous underwater vehicles (AUVs) play very important roles in underwater missions. However, the reliability of the automated recovery of AUVs has still not been well addressed. We propose a vision-based framework for automatically recovering an AUV by another AUV in shallow water.
Liu S(刘爽)   +3 more
openaire   +4 more sources

Intervention AUVs: The Next Challenge [PDF]

open access: yesIFAC Proceedings Volumes, 2014
While commercially available AUVs are routinely used in survey missions, a new set of applications exist which clearly demand intervention capabilities. The maintenance of: permanent underwater observatories, submerged oil wells, cabled sensor networks, pipes and the deployment and recovery of benthic stations are a few of them.
Pere Ridao   +4 more
openaire   +4 more sources

Multi-AUV Cooperative Navigation Algorithm Based on Temporal Difference Method

open access: yesJournal of Marine Science and Engineering, 2022
To reduce the cooperative positioning error and improve the navigation accuracy, a single master–slave AUV cooperative navigation method is proposed in this paper, which mainly focuses on planning the optimal path of the master AUV by the time difference
Ranzhen Ren   +8 more
doaj   +1 more source

Path Following Based on Waypoints and Real-Time Obstacle Avoidance Control of an Autonomous Underwater Vehicle

open access: yesSensors, 2020
This paper studies three-dimensional (3D) straight line path following and obstacle avoidance control for an underactuated autonomous underwater vehicle (AUV) without lateral and vertical driving forces.
Xuliang Yao   +3 more
doaj   +1 more source

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