Results 21 to 30 of about 3,149 (159)

Underwater robotic suturing

open access: yesMinimally Invasive Therapy & Allied Technologies, 2016
Laparoscopic and robotic surgeries have become popular, and this popularity is increasing. However, the environment in which such surgeries are performed is rarely discussed. Similar to arthrosurgery performed in water, artificial ascites could be a new environment for laparoscopic surgery.
Masahiko, Kawaguchi   +3 more
openaire   +2 more sources

Dynamic Walking of a Legged Robot in Underwater Environments

open access: yesSensors, 2019
In this research, the dynamic walking of a legged robot in underwater environments is proposed. For this goal, the underwater zero moment point (Uzmp) is proposed in order to generate the trajectory of the centre of the mass of the robot.
Gerardo Portilla   +5 more
doaj   +1 more source

Maneuverability and Hydrodynamics of a Tethered Underwater Robot Based on Mixing Grid Technique

open access: yesJournal of Marine Science and Engineering, 2021
The maneuverability and hydrodynamic performance of the tethered underwater robot in a uniform flow field is investigated. In this research, a tethered underwater robot symmetrically installed with NACA66 hydrofoils and Ka 4-70/19A ducted propellers ...
Jiaming Wu   +7 more
doaj   +1 more source

Hydrodynamic design of an underwater hull cleaning robot and its evaluation

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2012
An underwater hull cleaning robot can be a desirable choice for the cleaning of large ships. It can make the cleaning process safe and economical.
Man Hyung Lee   +6 more
doaj   +1 more source

Underwater gripping control with waterproof glove for robot hand

open access: yesElectronics Letters, 2022
With the expansion of robots, researchers have focused on robot tasks with waterproof functions. Although numerous underwater‐robot studies have been published recently, there has been minimal research on the waterproofing of robotic hands.
Myoung‐Su Choi   +4 more
doaj   +1 more source

Underwater Surveillance Robot

open access: yes2023 International Conference on Smart Systems for applications in Electrical Sciences (ICSSES), 2023
Remotely operated underwater vehicles are used in a variety of industries for maintenance and transport, surveillance and inspection, and research and data collection. They allow for a more convenient and flexible option as compared to human dive teams, and can often be cheaper as well.
Shobha S Goudar   +5 more
openaire   +3 more sources

Formation Control of Multiple UUVs Based on GRU-KF with Communication Packet Loss

open access: yesJournal of Marine Science and Engineering
In response to the problem of decreased collaborative control performance in underwater unmanned vehicles (UUVs) with communication packet loss, a GRU-KF method for multi-UUV control that integrates a gated recurrent unit (GRU) and a Kalman filter (KF ...
Juan Li   +3 more
doaj   +1 more source

A Novel Path Control Algorithm for Networked Underwater Robot

open access: yesJournal of Robotics, 2018
Under the network environment, the traditional control method of underwater Robot path has the disadvantages of low control accuracy, large error, and inefficiency. This paper proposes a novel path control method for underwater Robots based on the NURBS (
Minghong She, Liyu Tian
doaj   +1 more source

Dynamic Target Hunting Under Autonomous Underwater Vehicle (AUV) Motion Planning Based on Improved Dynamic Window Approach (DWA)

open access: yesJournal of Marine Science and Engineering
A dynamic distributed target hunting method is proposed for the problem of distributed moving target hunting by multiple Autonomous Underwater Vehicles (AUVs).
Juan Li   +3 more
doaj   +1 more source

Collision Avoidance of Moving Obstacles for Underwater Robots [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2006
A fuzzy logic for autonomous navigation of underwater robot is proposed in this paper. The VFF(Virtual Force Field) algorithm, which is widely used in the field of mobile robot, is modified for application to the autonomous navigation of underwater robot.
KWON KYOUNG YOUB   +3 more
doaj  

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