Results 21 to 30 of about 149,676 (343)

Overshoot Reduction Using Adaptive Neuro-Fuzzy Inference System for an Autonomous Underwater Vehicle

open access: yesMathematics, 2023
In this paper, an adaptive depth and heading control of an autonomous underwater vehicle using the concept of an adaptive neuro-fuzzy inference system (ANFIS) is designed.
Narayan Nayak   +7 more
doaj   +1 more source

Autonomous underwater vehicles: Instrumentation and measurements [PDF]

open access: yesIEEE Instrumentation & Measurement Magazine, 2020
Oceans exploration and inspection are a great challenge for the industry nowadays. The underwater instrumentation and measurements are improving due to the current technologies, or by development of new ones, to cover the demand of the new industry offshore.
Sanchez, Pedro Jose Bernalte   +2 more
openaire   +2 more sources

Autonomous Underwater Robot Fuzzy Motion Control System with Parametric Uncertainties

open access: yesDesigns, 2021
The paper describes the design of a fuzzy motion control system of an autonomous underwater vehicle. A mathematical model of the underwater vehicle is synthesized.
Anton Zhilenkov   +2 more
doaj   +1 more source

Trajectory tracking control of underactuated USV based on modified backstepping approach

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2015
This paper presents a state feedback based backstepping control algorithm to address the trajectory tracking problem of an underactuated Unmanned Surface Vessel (USV) in the horizontal plane.
Zaopeng Dong   +4 more
doaj   +1 more source

Autonomous Underwater Vehicle „ABYSS“ [PDF]

open access: yesJournal of large-scale research facilities JLSRF, 2016
The Autonomous Underwater Vehicle (AUV) „ABYSS“ is a modular AUV designed to survey the ocean combining geophysical studies of the seafloor with oceanographic investigations of the overlying water column. The basic mission of ABYSS is deep-sea exploration, specifically in volcanically and tectonically active parts, such as mid-ocean ridges.
Peter Linke, Klas Lackschewitz
openaire   +3 more sources

CFD prediction of submarine motion during emergency surfacing

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives] Emergency surfacing is an important aspect of submarine vitality which is closely related to submarine safety. In order to master the motion laws of submarine during emergency surfacing performance,[Methods] this paper establishes a ...
LI Rijie, CHEN Qinglong, CHANG Wentian
doaj   +1 more source

Binocular-Vision-Based Obstacle Avoidance Design and Experiments Verification for Underwater Quadrocopter Vehicle

open access: yesJournal of Marine Science and Engineering, 2022
As we know, for autonomous robots working in a complex underwater region, obstacle avoidance design will play an important role in underwater tasks. In this paper, a binocular-vision-based underwater obstacle avoidance mechanism is discussed and verified
Meiyan Zhang   +3 more
doaj   +1 more source

Experimental Study on Propulsion Characteristic of Autonomous Intervention ROV [PDF]

open access: yes한국해양공학회지, 2019
In autonomous interventions using an underwater vehicle with a manipulator, grasping based on target detection and recognition is one of the core technologies.
Taekyeong Yeu   +4 more
doaj   +1 more source

Underwater Docking Approach and Homing to Enable Persistent Operation

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   +1 more source

Energy-saving control of long-range autonomous underwater vehicle vertical plane based on human simulating intelligent control method

open access: yesInternational Journal of Advanced Robotic Systems, 2020
The long-range autonomous underwater vehicle is a new underwater vehicle with capability of stereoscopic observation of the ocean over a wide range of time series.
Hao Xu   +3 more
doaj   +1 more source

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