... ABSTRACT Within intricate marine surroundings, path tracking and autonomous obstacle avoidance are key technologies for under-actuated unmanned autonomous underwater vehicle (AUV) to fulfil specific tasks. The highly nonlinear and coupled nature of under-actuated modes causes under-drive AUV...

... of Sciences, Shenyang, China 3 University of Chinese Academy of Sciences, Beijing, China 4Key Laboratory of Marine Robotics, Liaoning Province, Shenyang, China ABSTRACT Autonomous Underwater Vehicle (AUV) is widely used for observations in polar regions. In order to maintain a stable observation state...

... social responsibility sustainability vehicle wind energy sustainable development neural network sub-sea system underwater vehicle hydrodynamic characterization platform engineering remotely operated vehicle autonomous underwater vehicle configuration deep learning information...

... method pid method work-class rov disturbance propeller autonomous underwater vehicle qsm domain Proceedings of the Thirty-third (2023) International Ocean and Polar Engineering Conference Ottawa, Canada, June 19-23, 2023 Copyright © 2023 by the International Society of Offshore and Polar...

... ABSTRACT The use of an autonomous underwater vehicle (AUV) has been increasing in scientific, military, and commercial areas due to its autonomous operation without human control for a hazardous mission. Since it is impossible to use the devices with electromagnetic waves for gathering...

... ABSTRACT In this paper, an improved genetic algorithm (GA) is proposed for the global three-dimensional (3D) path planning of an under-actuated autonomous underwater vehicle (AUV) with a static environment and obstacles. The kinematics of under-actuated AUV is studied, and various constraints...

... ABSTRACT When an autonomous underwater vehicle (AUV) is operating in an unknown environment, a reliable obstacle avoidance system (OAS) is essential, especially for a large scale under-actuated AUV. This paper introduces an (OAS) for large-scale AUV in a 3D environment based on navigation...

... hydrodynamic model for vehicle, and it proves to be an effective modeling approach for underwater vehicle, like Autonomous Underwater Vehicle(AUV) and Remote Operated Vehicle(ROV). However, the researchers have to confront with the difficulty of determining the key matrix items in vehicle model accurately(Yang...

... Abstract The utility of present autonomous underwater vehicles (AUVs) is limited by their on-board energy storage capability. And it is an inevitable trend to obtain economic, all-weather energy power supply from the local marine renewable energy for the underwater equipment. In this paper...

... Abstract Various methods to achieve docking between an autonomous underwater vehicle and an underwater docking station have been proposed. Enabling underwater docking can provide a significant increase in the range and endurance of autonomous underwater vehicles, which can lessen the need...

... equivalent control fuzzy reaching law sigmoid function motion point auv autonomous underwater vehicle mode control structural control smfrl overshoot controller subsystem signal function simulation result underwater vehicle fuzzy logic Research on Novel Improved Sliding Mode Control...

... Abstract The autonomous underwater vehicle (AUV) was designed and simulated its hydrodynamic behavior in order to serve as shallow coral monitoring system for coastal area of Thailand. The torpedo shape was selected to be the main body of the vehicle due to high speed and maneuverability...

... A Stream Function Approach to Design Obstacle Avoidance Path Planning Algorithm for Autonomous Underwater Vehicles Moon Hwan Kim1 and Joono Sur2 1 Maritime Research Center, LIGNex1, 2 Dept. of Mechanic Eng., Naval Academy Jinhae, Gyungnam-do, Korea ABSTRACT Efficient and practical path-planning...

... ABSTRACT The purpose of this study is to develop a scheme to improve the stability and efficiency of the propulsion for a biomimetic autonomous underwater vehicle (BAUV). A three-segment BAUV propelled by a flapping tail fin is considered. The BAUV with actuated fin motions and sensors...

... ABSTRACT This paper proposes a new immune genetic algorithm and applies it to generate local paths for an autonomous underwater vehicle (AUV) when it fails to avoid abrupt obstacles by reactive behaviors. The algorithm mixes both immune algorithm and genetic algorithm through introducing niche...

... **Department of Naval Architecture and Ocean Engineering, Pusan National University, Busan, Korea ABSTRACT Autonomous Underwater Vehicles (AUV's) provide an important means for collecting detailed scientific information from the ocean depths. The hull resistance of an AUV is an important factor in determining...

... with the landmark in image. Experimental landmark was fabricated and tank tests were carried out to evaluate the performance of the proposed landmark. KEY WORDS: Underwater; landmark; AUV; position; vision. INTRODUCTION AUVs(Autonomous Underwater Vehicles) have been successfully automated long range data collecting...

... There are concerns about the impact that global warming will have on our environment, and which will inevitably result in expanding deserts and rising water levels. AUVs (Autonomous Underwater Vehicle) were considered and chosen, as the most suitable tool for conducting surveys concerning...

... ABSTRACT This paper addresses sonar image's automatic object recognition method for AUVs (Autonomous Underwater Vehicles). The sonar images are severely changed depending on its poses. We propose active sonar image's template updating method. Depending on the pose, a predictor modifies...

... ABSTRACT There are concerns about the impact that global warming will have on our environment, and which will inevitably result in expanding deserts and rising water levels. AUVs (Autonomous Underwater Vehicle) were considered and chosen, as the most suitable tool for conducting surveys...