Expediting recovery of autonomous underwater vehicles in dynamic mission environments: A system‐of‐systems challenge for underwater warfare
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Field Robotics"
DOI: 10.1002/rob.22110
Abstract: As autonomous underwater vehicle (AUV) adoption increases, operators demand advanced behaviors from commercial off‐the‐shelf systems. However, new behaviors can often only be deployed operationally once assured. This paper overviews research into expediting recovery to an… read more here.
Keywords: autonomous underwater; underwater vehicles; recovery autonomous; mission ... See more keywords
Adaptive neural network control for visual servoing of underwater vehicles with pose estimation
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-016-0426-6
Abstract: In this paper, the visual servo control of fully actuated underwater vehicles is investigated by employing a position-based approach. Firstly, the global coordinates and Euler angles of the underwater vehicle with respect to a stationary… read more here.
Keywords: network control; neural network; underwater vehicles; adaptive neural ... See more keywords
Transmission of images by unmanned underwater vehicles
Sign Up to like & getrecommendations! Published in 2020 at "Autonomous Robots"
DOI: 10.1007/s10514-019-09866-z
Abstract: As an acoustic communications medium, water is characterized by frequency dependent attenuation, short range, very low bandwidth, scattering, and multi-path. It is generally difficult to acoustically communicate even terse messages underwater much less images. For… read more here.
Keywords: underwater vehicles; methodology; unmanned underwater; sonar ... See more keywords
Obstacle-avoiding path planning for multiple autonomous underwater vehicles with simultaneous arrival
Sign Up to like & getrecommendations! Published in 2019 at "Science China Technological Sciences"
DOI: 10.1007/s11431-017-9198-6
Abstract: This paper focuses on planning the obstacle-avoiding paths of multiple autonomous underwater vehicles (AUVs) in complex ocean environment, with the time coordination of simultaneous arrival. By imitating the nature phenomenon that river water avoids rocks… read more here.
Keywords: underwater vehicles; obstacle avoiding; simultaneous arrival; autonomous underwater ... See more keywords
Three-Dimensional Trajectory Tracking Control of Underactuated Autonomous Underwater Vehicles with Input Saturation
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Shanghai Jiaotong University (Science)"
DOI: 10.1007/s12204-020-2195-y
Abstract: This paper addresses a three-dimensional (3D) trajectory tracking problem of underactuated autonomous underwater vehicles (AUVs) subjected to input saturation and external disturbances. The proposed controller can achieve practical convergence of tracking errors for general reference… read more here.
Keywords: three dimensional; underwater vehicles; dimensional trajectory; autonomous underwater ... See more keywords
Parametric Modelling of Interacting Hydrodynamic Forces in Underwater Vehicles Operating in Close Proximity
Sign Up to like & getrecommendations! Published in 2018 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2018.09.475
Abstract: Abstract This paper presents a parametric model of the hydrodynamic interaction forces for two underwater vehicles operating in close proximity. We first discuss the models for interacting forces in the horizontal plane of surface vessels… read more here.
Keywords: underwater vehicles; interaction forces; vehicles operating; close proximity ... See more keywords
Carbon dioxide treatment method for autonomous underwater vehicles powered by direct methanol fuel cells: A multi-criteria decision analysis approach
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2021.230322
Abstract: Abstract Autonomous Underwater Vehicles are very valuable tools in a great variety of marine related sectors that demand new capacities and improvements. These improvements go through increasing their endurance and, in this sense, the use… read more here.
Keywords: underwater vehicles; treatment; methanol fuel; fuel ... See more keywords
A novel vectored thruster based on 3-RPS parallel manipulator for autonomous underwater vehicles
Sign Up to like & getrecommendations! Published in 2019 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2018.12.015
Abstract: Abstract Autonomous underwater vehicles (AUVs), which serve as main tool platforms, have played an important role in underwater surveys in scientific, military, and commercial applications. However, conventional AUVs are unable to perform missions at zero… read more here.
Keywords: underwater vehicles; manipulator; thrust vectoring; mechanism ... See more keywords
Redundant and reconfigurable propulsion systems to improve motion capability of underwater vehicles
Sign Up to like & getrecommendations! Published in 2018 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2017.11.039
Abstract: Abstract Inspection of offshore plants or harsh marine environments, requires underwater vehicles with high autonomy, performances and maneuverability. These features are deeply affected by the design of propulsion system. An accurate design of the propulsion… read more here.
Keywords: underwater vehicles; systems improve; reconfigurable propulsion; propulsion ... See more keywords
Design for three-dimensional stabilization control of underactuated autonomous underwater vehicles
Sign Up to like & getrecommendations! Published in 2018 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2017.12.071
Abstract: Abstract In order to realize three-dimensional stable control of underactuated autonomous underwater vehicles (AUVs), this study analyses nonlinear hydrodynamic characteristics of AUVs based on the mathematical Taylor series. The nonholonomic control system properties of AUVs… read more here.
Keywords: three dimensional; underwater vehicles; control; autonomous underwater ... See more keywords
Parametric modelling of interacting hydrodynamic forces in 3 DOF for underwater vehicles operating in close proximity
Sign Up to like & getrecommendations! Published in 2020 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2020.107231
Abstract: Abstract In this paper we present a parametric model of the hydrodynamic interaction forces for two underwater vehicles operating in close proximity. We first review the models for interacting forces in the horizontal plane of… read more here.
Keywords: underwater vehicles; interaction forces; vehicles operating; close proximity ... See more keywords