Results 21 to 30 of about 155,206 (197)

Design and development of Spaiser remotely operated vehicle

open access: yesJournal of Engineering and Applied Science, 2022
Design of new unmanned underwater vehicles (UUVs) is a continuous process since decades, where finding an optimal design for a specific application is still a challenging subject. New inspection class category remotely operated vehicle (ROV) is developed
Ihab ELAFF
doaj   +1 more source

Comparing the Performance of a Remotely Operated Vehicle, a Drop Camera, and a Trawl in Capturing Deep-Sea Epifaunal Abundance and Diversity

open access: yesFrontiers in Marine Science, 2021
Deep-sea ecosystems provide services such as food, minerals, and nutrient recycling, yet baseline data on their structure is often lacking. Our limited knowledge of vulnerable deep-sea ecosystems presents a challenge for effective monitoring and ...
Sarah N. de Mendonça, A. Metaxas
semanticscholar   +1 more source

Video surveys of sea snakes in the mesophotic zone shed light on trends in populations

open access: yesFrontiers in Marine Science, 2022
Declines in abundance of sea snakes have been observed on reefs throughout the Indo-Pacific, although the reasons are unknown. To date, surveys have occurred on shallow reefs, despite sea snakes occurring over a large depth range.
Conrad W. Speed   +10 more
doaj   +1 more source

Experimental Validation of Wave Induced Disturbances for Predictive Station Keeping of a Remotely Operated Vehicle

open access: yesIEEE Robotics and Automation Letters, 2021
Predictive control methods can substantially improve the performance of Unmanned Underwater Vehicles (UUVs), particularly in shallow water environments or near the free surface where wave induced disturbance are of magnitude comparable to the vehicle ...
Kyle L. Walker   +6 more
semanticscholar   +1 more source

Multistep thrust allocation method based on priority idea for remotely operated underwater vehicle with horizontal thrusters configured as X shape

open access: yesInternational Journal of Advanced Robotic Systems, 2022
The horizontal thrusters located as X shape is a commonly used configuration in remotely operated underwater vehicle (ROV). To improve the motion performance of the remotely operated underwater vehicle with this configuration for some typical operation ...
Gongwu Sun   +3 more
doaj   +1 more source

Underwater Photographic Survey of Coastal Fish Community of Terra Nova Bay, Ross Sea

open access: yesDiversity, 2022
Although the extent of near-shore and coastal habitats around the Antarctic Continent is limited, they host an abundant and diversified fish fauna dominated by notothenioids.
Mario La Mesa   +3 more
doaj   +1 more source

Trajectory generation for a remotely operated vehicle [PDF]

open access: yes2003 European Control Conference (ECC), 2003
This paper addresses the problem of trajectory generation for a remotely operated vehicle (ROV). The ROV is a nonholonomic vehicle and has limited actuator capabilities. This means that the task of trajectory generation for the inspection of underwater structures is not a trivial one, and that it cannot be done without computer aided design tools.
Sérgio Loureiro Fraga   +2 more
openaire   +3 more sources

A new tuning approach of Single Input Fuzzy Logic Controller (SIFLC) for Remotely Operated Vehicle (ROV) Depth Control

open access: yesEvergreen, 2021
Remotely Operated Vehicle (ROV) is an important vehicle to do underwater task. The uncertainty environment of underwater make it harder for ROV to maneuver and hold position at certain depth.
Fauzal Naim Zohedi   +3 more
semanticscholar   +1 more source

Research on Adaptive Model Predictive Control Algorithm for Remotely Operated Vehicle

open access: yesKongzhi Yu Xinxi Jishu, 2023
Aiming at the motion state coupling and model non-linearity of remotely operated vehicle (ROV) caused by the asymmetric structural layout of ROV and changes of center of gravity and center of buoyancy, this paper proposes a model identification algorithm
ZHU Yinggu   +3 more
doaj   +3 more sources

Lightweight underwater robot developed for archaeological surveys and excavations

open access: yesROBOMECH Journal, 2023
This paper reports the development of a lightweight remotely operated vehicle that performs underwater excavation work for archaeological surveys. Discovering underwater artifacts is generally difficult because they are in high risk areas and are often ...
Shohei Hotta   +4 more
doaj   +1 more source

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