Results 1 to 10 of about 213 (134)

Underwater Docking Approach and Homing to Enable Persistent Operation [PDF]

open access: yesFrontiers in Robotics and AI, 2021
One of the main limiting factors in deployment of marine robots is the issue of energy sustainability. This is particularly challenging for traditional propeller-driven autonomous underwater vehicles which operate using energy intensive thrusters.
Brian R. Page   +3 more
doaj   +2 more sources

A Robotic Testing Platform for Pipelined Discovery of Resilient Dielectric Elastomer Actuators. [PDF]

open access: yesAdv Sci (Weinh)
This work introduces a robotic testing platform enabling high‐throughput, multi‐parameter lifetime mapping of linear dielectric elastomer actuators (DEAs). By integrating programmable high‐voltage control and automated electromechanical measurements, the system identifies material and operating conditions that double actuator lifetime.
Li AL   +10 more
europepmc   +2 more sources

Adaptive Backstepping Axial Position Tracking Control of Autonomous Undersea Vehicles with Deferred Output Constraint

open access: yesApplied Sciences, 2023
In this paper, an adaptive backstepping control scheme is proposed to solve the the surge motion tracking control problem of an autonomous undersea vehicle (AUV) with system constraint.
Yuntao Zhang, Ouguan Xu
doaj   +3 more sources

DVL-based Autonomous Navigation Method for Unmanned Undersea Vehicles

open access: yes水下无人系统学报, 2023
In response to the requirement for autonomous navigation capability of unmanned undersea vehicles, a dead-reckoning navigation system composed of a Doppler velocity log(DVL), a pressure sensor, an electronic compass(ECP), and a low-cost inertial ...
Peijia LIU   +4 more
doaj   +1 more source

AUV Recovery Technology Development Based on Unmanned Surface Platform

open access: yes水下无人系统学报, 2023
The traditional construction methods involving carrying, distributing, recycling, positioning support, state monitoring, and energy supply for autonomous undersea vehicles (AUVs) via a specific support mothership are relatively expensive as well as low ...
Qiong HONG   +4 more
doaj   +1 more source

Data-driven Autonomous Decision-making Method for the Effective Position of AUV Torpedo Attacks

open access: yes水下无人系统学报, 2022
Autonomous decision-making capability is a distinctive feature that distinguishes unmanned undersea vehicles from manned platforms. This capability is characterized by a short autonomous decision-making time, high decision-making accuracy, and executable
Li-qiang GUO   +3 more
doaj   +1 more source

Bidirectional inductive underwater wireless power transfer converter with variable structure

open access: yesEnergy Reports, 2023
The undersea sensor networks have an important function in marine resource exploration. To prolong the lifetime of the sensor networks, a bidirectional inductive underwater wireless power transfer (BI-UWPT) system with variable structure is proposed ...
Shuo Sang, Zhilei Yao
doaj   +1 more source

Autonomous Undersea Vehicle Cooperative Control: Current Research Status and Development Trends

open access: yes水下无人系统学报, 2023
In recent decades, as a cross-research field of ocean exploitation and multi-robotic system, the cooperative control of autonomous undersea vehicles(AUVs) has received increasing attention from researchers and engineers.
Jing YAN   +4 more
doaj   +1 more source

Progress of AUV Intelligent Swarm Collaborative Task

open access: yes水下无人系统学报, 2023
With developments in the intelligent swarm technology, the cooperation of autonomous undersea vehicle (AUV) swarms in performing underwater tasks has become an inevitable trend for the future development of such tasks. However, owing to the particularity
Qiao HU   +3 more
doaj   +1 more source

Inversion Estimation of AUV Attitude Based on Pressure Sensor Array

open access: yes水下无人系统学报, 2023
Attitude is an essential parameter in autonomous navigation. Existing high-precision navigation sensors are expensive and large. Therefore, miniaturized and low-cost autonomous navigation technologies have become the research focus.
Chongyang WANG   +3 more
doaj   +1 more source

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