Results 1 to 10 of about 3,912 (113)
Underwater detection and repair reinforcement technologies for reservoir-dam systems: development status and research challenges [PDF]
Communications EngineeringThe long-term structural integrity of reservoir-dam systems is essential for ensuring water security, energy supply, and public safety. Underwater structural defects, driven by complex hydraulic and environmental conditions, pose growing threats to the ...
Yan Xiang +7 more
doaj +2 more sources
International Journal of Advanced Robotic Systems, 2017 Underwater robotics and imaging have emerged as an attractive field due to complications for human divers in a deepwater environment. Inspection of various installations in an underwater environment is carried out by underwater vehicles.
Amjad Khan +2 more
exaly +2 more sources
Inspection and Maintenance of Industrial Infrastructure With Autonomous Underwater Robots
Frontiers in Robotics and AI, 2023 Underwater infrastructure, such as pipelines, requires regular inspection and maintenance including cleaning, welding of defects and valve-turning or hot-stabbing.
Franka Nauert +2 more
exaly +3 more sources
Coordinated Formation Control of Multiple Autonomous Underwater Vehicles for Pipeline Inspection
International Journal of Advanced Robotic Systems, 2010 This paper addresses the control problem of inspecting underwater pipeline on the seabed, with coordinated multiple autonomous underwater vehicles in a formation. Based on the leader-follower strategy, the dedicated nonlinear path following controller is
Xianbo Xiang, Bruno Jouvencel
exaly +4 more sources
Cognitive RoboticsThis research explores underwater robot applications in marine cable inspection and maintenance with solutions to accuracy, reliability, and efficiency challenges.
Xiang Liu, Shuntian Xie
exaly +3 more sources
Journal of Marine Science and Engineering, 2023 Net inspection in fish-farm cages is a daily task for divers. This task represents a high cost for fish farms and is a high-risk activity for human operators.
Salvador López-Barajas +5 more
doaj +1 more source
Underwater robotics – technical aspects on autonomous underwater inspection vehicle
Annals of "Dunărea de Jos" University of Galaţi: Fascicle XI Shipbuilding, 2020 This article is devoted to a state of the art on mobile multi-robot systems in the underwater domain. It start with the history of underwater robots as well as their applications in various fields, then focus on underwater vehicles different categories ...
Aurel Dan Maimon
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Applications of Virtual Data in Subsea Inspections
Journal of Marine Science and Engineering, 2020 This paper investigates the role that virtual environments can play in assisting engineers and divers when performing subsea inspections. We outline the current state of research and technology that is relevant to the development of effective virtual ...
Michael O’Byrne +3 more
doaj +1 more source
Development of Tactile Imaging for Underwater Structural Damage Detection
Sensors, 2019 Underwater structural damage inspection has mainly relied on diver-based visual inspection, and emerging technologies include the use of remotely operated vehicles (ROVs) for improved efficiency.
Xi Chen +5 more
doaj +1 more source
Subsea Pipeline Corrosion Estimation by Restoring and Enhancing Degraded Underwater Images
IEEE Access, 2018 Subsea pipeline corrosion is considered as a severe problem in offshore oil and gas industry. It directly affects the integrity of the pipeline which further leads to cracks and leakages.
Amjad Khan +4 more
doaj +1 more source