Results 1 to 10 of about 30,710 (185)

A Dynamically Reconfigurable Autonomous Underwater Robot for Karst Exploration: Design and Experiment [PDF]

open access: yesSensors, 2022
This paper presents the design and experiment of an autonomous underwater robot which can change the geometric configuration of its actuators, according to mission requirements or environmental constraints.
Tho Dang   +4 more
doaj   +4 more sources

Multiple Bio-Inspired Father–Son Underwater Robot for Underwater Target Object Acquisition and Identification [PDF]

open access: yesMicromachines, 2021
Underwater target acquisition and identification performed by manipulators having broad application prospects and value in the field of marine development.
Ruochen An   +4 more
doaj   +2 more sources

Design and Control of an Underwater Robot Based on Hybrid Propulsion of Quadrotor and Bionic Undulating Fin

open access: yesJournal of Marine Science and Engineering, 2022
Stable, quiet, and efficient propulsion methods are essential for underwater robots to complete their tasks in a complex marine environment. However, with a single propulsion method, such as propeller propulsion and bionic propulsion, it is difficult to ...
Xiaofeng Zeng   +5 more
doaj   +3 more sources

Underwater robot sensing technology: A survey

open access: yesFundamental Research, 2021
Underwater robot technologies are crucial for marine resource exploration and autonomous manipulation, and many breakthroughs have been achieved with key indicators (e.g., dive depth and navigation range).
Yang Cong   +3 more
doaj   +3 more sources

Energy-Efficient Configuration and Control Allocation for a Dynamically Reconfigurable Underwater Robot [PDF]

open access: yesSensors, 2023
A dynamically reconfigurable underwater robot, which can vary its configuration during a mission, would be useful for confined environment exploration and docking because of its versatility.
Tho Dang   +3 more
doaj   +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   +3 more sources

Design and Experimental Study of Octopus-Inspired Soft Underwater Robot with Integrated Walking and Swimming Modes [PDF]

open access: yesBiomimetics
To enhance the flexibility and adaptability of underwater robots in complex environments, this paper designs an octopus-inspired soft underwater robot capable of both bipedal walking and multi-arm swimming.
Xudong Dai   +6 more
doaj   +2 more sources

Real-time Trajectory Planning and Tracking Control of Bionic Underwater Robot in Dynamic Environment [PDF]

open access: yesCyborg and Bionic Systems
In this article, we study the trajectory planning and tracking control of a bionic underwater robot under multiple dynamic obstacles. We first introduce the design of the bionic leopard cabinet underwater robot developed in our lab.
Feng Ding   +5 more
doaj   +2 more sources

Octopus-Inspired Underwater Gripper with Rapid Stiffness Tuning and Robot Enabling Upward Transport [PDF]

open access: yesCyborg and Bionic Systems
Underwater operations—such as marine environmental protection, resource recovery, and seabed exploration—require grippers with high adaptability. Existing rigid and soft grippers are constrained by their inherent material limitations, restricting their ...
Mingxin Wu   +6 more
doaj   +2 more sources

Review on energy-saving key technologies of underwater bionic robot swarm

open access: yesXibei Gongye Daxue Xuebao, 2022
Underwater Bionic Robot swarm has the advantages of high redundancy, flexible mobility and wide range of task execution, which can be applied to underwater environment monitoring, underwater target monitoring, resource exploration and other fields. For a
ZHAO Qiaoqiao   +3 more
doaj   +1 more source

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