Results 31 to 40 of about 3,691 (257)

Autonomous Unmanned Surface Vehicle for Water Surface Monitoring [PDF]

open access: yesTransNav, 2020
The unmanned surface vehicle (USV) considered in this article is used for the purpose of environmental monitoring of water areas. Small size of vehicle allows to move sensors to areas close to shore line, under the low bridges where the manned boats ...
Vladimir Nikishin   +2 more
doaj   +1 more source

Robust multi-fidelity design of a micro re-entry unmanned space vehicle [PDF]

open access: yes, 2011
This article addresses the preliminary robust design of a small-scale re-entry unmanned space vehicle by means of a hybrid optimization technique. The approach, developed in this article, closely couples an evolutionary multi-objective algorithm with a ...
Aupoix B.   +9 more
core   +1 more source

Multidisciplinary design of a micro-USV for re-entry operations [PDF]

open access: yes, 2010
Unmanned Space Vehicles (USV) are seen as a test-bed for enabling technologies and as a carrier to deliver and return experiments to and from low-Earth orbit.
Liqiang, Hou   +2 more
core   +1 more source

Design of android based Unmanned Surface Vehicles (USV) for oil spill monitoring [PDF]

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract In this research, a USV will be developed that can detect oil spills on the waters, so in the future it can overcome the problem of water pollution. To be able to determine the thickness of the oil on the water surface, TEMT6000 and LED sensors are used. The light intensity will be converted into ADC value by the TEMT6000 sensor.
null Ardiansyah   +9 more
openaire   +1 more source

Model Reference Adaptive Control-Based Autonomous Berthing of an Unmanned Surface Vehicle under Environmental Disturbance

open access: yesMachines, 2022
Surface-vehicle berthing is a complex and challenging task. It involves complicated ship dynamics owing to a large drift angle and the time-varying environmental disturbances induced by wind, wave, and current.
Seungdae Baek, Joohyun Woo
doaj   +1 more source

Modified A* Algorithm for Obstacle Avoidance for Unmanned Surface Vehicle [PDF]

open access: yes한국해양공학회지, 2019
Efficient path planning is essential for unmanned surface vehicle (USV) navigation. The A* algorithm is an effective algorithm for identifying a safe path with optimal distance cost.
Anh Hoa Vo   +3 more
doaj   +1 more source

Review on development trend of launch and recovery technology for USV

open access: yesZhongguo Jianchuan Yanjiu, 2018
The Unmanned Surface Vehicle(USV)is one of the hot research fields of unmanned vehicle, and its launch and recovery technology has become a frontier research topic due to the difficulties in recovery guidance,docking,coupling or uncoupling and so on ...
ZHANG Xiaodong   +4 more
doaj   +1 more source

USV and AUV Cooperative Control Strategy Based on Nonlinear Disturbance Observer

open access: yesShanghai Jiaotong Daxue xuebao, 2023
Facing the three-dimensional, diverse, and complex underwater detection task, this paper proposed an unmanned surface vehicle-autonomous underwater vehicle (USV-AUV) cross-domain heterogeneous cooperative control strategy based on the leader-follower ...
YU Te, LIU Jiapeng, WU Chao, ZHOU Chang, ZHOU Shengzeng, WANG Lei
doaj   +1 more source

A Robust Navigation Technique for Integration in the Guidance and Control of an Uninhabited Surface Vehicle [PDF]

open access: yes, 2015
In this paper, we propose a novel robust navigational approach to be integrated with the guidance and control systems of an uninhabitedsurface vehicle Springer.
A. Annamalai   +16 more
core   +2 more sources

Design and Verification of Heading and Velocity Coupled Nonlinear Controller for Unmanned Surface Vehicle

open access: yesSensors, 2018
Unmanned Surface Vehicle (USV) is a novel multifunctional platform for ocean observation, and its heading and velocity control are essential and important for autonomous operation.
Jiucai Jin, Jie Zhang, Deqing Liu
doaj   +1 more source

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