Results 11 to 20 of about 1,433,597 (161)

A theoretical approach to facilitating transition phase motion in a positively buoyant autonomous underwater vehicle [PDF]

open access: yes, 2009
Positively buoyant autonomous underwater vehicles (AUVs) operate at survey speeds with a pitch angle that ismaintained through application of the control surfaces, sufficient to generate hydrodynamic forces to counteract theexcess buoyancy. To facilitate
A R Palmer   +5 more
core   +3 more sources

Longitudinal movement modeling and simulation for hybrid underwater glider

open access: yesDiagnostyka, 2023
An autonomous underwater vehicle is a vehicle that can move in water, which is also known as an unmanned undersea vehicle. One type is the hybrid underwater glider where the vehicle is designed in such a way that it is able to carry out missions in the ...
Ayu Latifah   +4 more
doaj   +1 more source

Formation Control of an Underactuated Autonomous Undersea Vehicle Based on Distributed Model Predictive Control

open access: yes水下无人系统学报, 2023
Compared with centralized model predictive control, distributed model predictive control(DMPC) is characterized by lower computational complexity and stronger fault tolerance and robustness, and it is widely used in multiagent formation control.
Yuanbo GUO   +4 more
doaj   +1 more source

Research on Unpowered Trim Ascent Motion Characteristics of Deep-sea Vehicles

open access: yes水下无人系统学报, 2022
To improve the ascent response speed of unpowered deep-sea vehicles, and meet the requirements of mission loads for its water-exit attitude, considering the effect of ocean currents and buoyancy changes, a space motion simulation model of the vehicle was
Zhi-chao ZHAO   +3 more
doaj   +1 more source

Docking experiment of underwater vehicle by dual-eye visual servoing (Control performance verification with autonomous underwater vehicle)

open access: yesNihon Kikai Gakkai ronbunshu, 2018
A variety of robots has been studied and developed for undersea exploration. One of the applications for undersea exploration is mining of undersea resources such as methane hydrate and rare metal by Autonomous Underwater Vehicle (AUV).
Takayuki MATSUNO   +9 more
doaj   +1 more source

Analysis of causation of loss of communication with marine autonomous systems: a probability tree approach [PDF]

open access: yes, 2014
The last decade has seen the eagerly anticipated introduction of marine autonomous systems as a pragmatic tool for ocean observation. However, outstanding reliability problems means that these vehicles are not yet fulfilling their true potential.
Brito, M.P., Griffiths, G., Smeed, D.A.
core   +1 more source

Docking experiment of underwater vehicle by dual-eye visual servoing in sea

open access: yesNihon Kikai Gakkai ronbunshu, 2017
A variety of robots has been studied and developed for undersea exploration. One of the applications for undersea exploration is mining of undersea resources such as methane hydrate and rare metal by Autonomous Underwater Vehicle (AUV).
Kenta YONEMORI   +4 more
doaj   +1 more source

Underwater Visual Guidance Deep Learning Detection Method for AUV

open access: yes水下无人系统学报, 2023
The autonomous docking and recovery of autonomous undersea vehicle(AUV) technology mainly realizes the autonomous homing, approaching, docking, and locking of the AUV and the docking device by means of guidance and positioning.
Ping AN   +3 more
doaj   +1 more source

Model predictive control of a hybrid autonomous underwater vehicle with experimental verification [PDF]

open access: yes, 2014
In this work model predictive control is used to provide transit and hover capabilities for an autonomous underwater vehicle where the description of the system dynamics used include terms measured experimentally.
Bodles, Kenneth   +11 more
core   +1 more source

Graduate Education for Unmanned Vehicles and Undersea Warfare: NPS Teaching, Research and Partnership Strategies [PDF]

open access: yes, 2005
Panel Discussion, NDIA conference, Unmanned Maritime Vehicle (UMV)Test & Evaluation Conference Held in Conjunction with Autonomous Underwater Vehicle (AUV) Fest 2005 “Accelerating Deployment of Unmanned Maritime Vehicles Through Advancements in Test &
Brutzman, Don
core   +2 more sources

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