Results 1 to 10 of about 299 (124)

Assessment of the Steering Precision of a Hydrographic Unmanned Surface Vessel (USV) along Sounding Profiles Using a Low-Cost Multi-Global Navigation Satellite System (GNSS) Receiver Supported Autopilot [PDF]

open access: yesSensors, 2019
The performance of bathymetric measurements by traditional methods (using manned vessels) in ultra-shallow waters, i.e., lakes, rivers, and sea beaches with a depth of less than 1 m, is often difficult or, in many cases, impossible due to problems ...
Mariusz Specht   +3 more
doaj   +7 more sources

Monitoring multiple parameters in complex water scenarios using a low-cost open-source data acquisition platform [PDF]

open access: yesHardwareX, 2023
Water monitoring faces challenges that are driven by the infrastructure, protection, financial resources, science and innovation policies, among others. A modular, low-cost, fully open-source and small-sized Unmanned Surface Vessel (USV) called EMAC-USV (
Steven Martinez Vargas   +7 more
doaj   +2 more sources

Research on Intelligent Trajectory Control Method of Water Quality Testing Unmanned Surface Vessel

open access: yesJournal of Marine Science and Engineering, 2022
In this paper, we take a water quality testing Unmanned Surface Vessel (USV) as the research object. We propose a heading keeping strategy based on Human Simulated Intelligent Control (HSIC) algorithm and a trajectory tracking strategy under line-of ...
Yong Xiong   +3 more
doaj   +3 more sources

A LiDAR SLAM-Assisted Fusion Positioning Method for USVs [PDF]

open access: yesSensors, 2023
Confronted with unmanned surface vessel (USV) operations where GNSS signals are unavailable due to obscuration and other factors, a LiDAR SLAM-assisted fusion positioning method for USVs is proposed to combine GNSS/INS positioning with LiDAR-SLAM.
Wei Shen   +3 more
doaj   +2 more sources

Magnetic Data Correction for Fluxgate Magnetometers on a Paramagnetic Unmanned Surface Vehicle: A Comparative Analysis in Marine Surveys [PDF]

open access: yesSensors
Unmanned Surface Vehicle (USV) offers a cost-effective platform for high-resolution marine magnetic surveys using shipborne fluxgate magnetometers. However, platform-induced magnetic interference and electromagnetic interference (EMI) can degrade data ...
Seonggyu Choi   +4 more
doaj   +2 more sources

Design and Implementation of a Low-Cost Intelligent Unmanned Surface Vehicle [PDF]

open access: yesSensors
This article describes the design and construction journey of a self-developed unmanned surface vehicle (USV). In order to increase the accessibility and lower the barrier of entry we propose a low-cost (under EUR 1000) approach to the vessel ...
Piyabhum Chaysri   +3 more
doaj   +2 more sources

Disturbance-Observer-Based Sliding Mode Control Design for Nonlinear Unmanned Surface Vessel With Uncertainties

open access: yesIEEE Access, 2019
Unmanned surface vessel (USV) has been widely applied due to its advantages in the maritime security inspection and resources exploration. Good trajectory tracking performance is a critical issue in the control design of USV.
Zheng Chen   +5 more
doaj   +3 more sources

Formation Control of a Multi-Unmanned Surface Vessel System: A Bibliometric Analysis

open access: yesJournal of Marine Science and Engineering
This study provides an overview of the literature on multi-unmanned surface vessel (multi-USV) systems, addressing the increasing attention on formation control of USVs due to their enhanced task execution ability, efficiency, and robustness in complex ...
Jie Xue, Yuanming Song, Hao Hu
doaj   +3 more sources

Parameter Identification of an Unmanned Surface Vessel Nomoto Model Based on an Improved Extended Kalman Filter

open access: yesApplied Sciences
The accurate nonlinear modeling of an unmanned surface vessel (USV) is essential for advanced control and operational performance. This paper combines the locally weighted regression (LWR) algorithm and the extended Kalman filter (EKF) for parameter ...
Sihang Lu   +5 more
doaj   +3 more sources

Path-Following Control for Unmanned Surface Vessel Using 1st System of Identified Unmanned Surface Vessel Dynamic Model and Path-Planning of Towed Unmanned Underwater Vehicles [PDF]

open access: yes한국정밀공학회지, 2022
This paper proposes a simplified path-following control method for an Unmanned Surface Vessel (USV) considering towed Unmanned Underwater Vehicles (UUV).
Pyung Mo Ku, Jae Kwan Ryu, Won Hee Lee
doaj   +1 more source

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