... spanwise flow instabilities at high angles of attack. These findings provide theoretical guidance for designing efficient and maneuverable underwater gliders. INTRODUCTION Autonomous underwater gliders (AUGs) have emerged as a novel type of unmanned underwater vehicle (UUV) among various ocean...

... effect on the Motion of Underwater Glider Tiechao Bai, Yongyan Ma*, Jiawei Yu, Zhiguo Zhang School of Naval Architecture & Ocean Engineering Key Laboratory of Ship and Ocean Hydrodynamics of Hubei Province Huazhong University of Science and Technology Wuhan, P. R. of China ABSTRACT In this paper...

... ABSTRACT A hybrid-driven underwater glider (HUG) is a new type of unmanned underwater vehicle which combines the advantages of traditional underwater gliders (UGs) and autonomous underwater vehicles (AUVs). In this paper, a new design scheme, equipping a foldable wing module on the top...

... ABSTRACT Underwater gliders are winged, autonomous underwater vehicles that are broadly applied in physical and biological oceanography. The wings have an important impact on the hydrodynamic performance of the underwater glider. In this paper, the effect of wing flexibility on hydrodynamic...

... sustainability passenger transportation thermal buoyancy engine pcm air transportation sustainable development engine bemt hydrodynamic performance geometry turbine buoyancy engine underwater glider coefficient thermal energy mechanism blade element turbine geometry social...

... Status of Deep sea Exploration Vessels At present, there are several kinds of deep sea exploration vessels at home and abroad: deepsea drilling ship, manned submersible, cabled underwater robot, underwater glider etc. Deepsea drilling vessel The ocean drilling program is an international research...

... Abstract The authors have been developing an autonomous underwater glider which equips an OBEM (Ocean Bottom Electro-Magnetometer). That is a hopeful instrument for the ocean floor resources explorations. The autonomous vehicle has an ability to achieve a continuous resource exploration...

... ABSTRACT The authors have been developing an autonomous underwater glider which equips an OBEM (Ocean Bottom Electromagnetometer). That is a hopeful instrument for the ocean floor resources explorations. The autonomous vehicle has an ability to achieve a continuous resource exploration...

... Effects of the seawater pressure and density change with the depth on the motion of underwater glider have been conducted in the present research. The net buoyancy that drives the underwater glider accounts for about 0.5 % of the displacement. Because of the lack of controllable actuators...

... ABSTRACT In recent years, underwater technology is being developed for coastal survey and strategic applications. Autonomous Underwater Vehicles (AUVs) are a classic example of such technology. The Unmanned Underwater Gliders, unique among them, use a buoyancy propulsion mechanism to execute...

... of exploration methods such as seismic exploration, a multi-beam echo sounder and a sub-bottom profiler which are equipped with a survey ship are used for the resource explorations in general, these exploration methods need a large amount of cost and efforts. On the other hand, an autonomous underwater glider...

... ABSTRACT Recent years have highlighted that the necessity of ocean data in time and space for the predictions of environmental changes on Earth. As one method of acquiring data, we propose a virtual mooring system using an underwater vehicle. We have developed a disk-type underwater glider...

... ABSTRACT A novel exploration method of ocean floor resources is expected for effective utilization of the ocean and the object area for the development expands to deeper sea area recently. An autonomous underwater glider which equips an OBEM (Ocean Bottom Electromagnetometer) for ocean floor...

... ABSTRACT Recent years have highlighted that the necessity of ocean data in time and space for the predictions of environmental changes on Earth. As one method of acquiring data, we propose a virtual mooring system using an underwater glider. Using our developed and re-modified prototype...

... ABSTRACT An autonomous underwater glider which equips an OBEM (Ocean Bottom Electromagnetometer) for the ocean bottom resources explorations is proposed. The vehicle is composed of a main wing for gliding and tail wings for motion control of the vehicle. Buoyancy and center of gravity control...

... Abstract In this paper, the authors propose a novel exploration system for ocean floor resources using an autonomous underwater glider and OBEM (Ocean bottom electromagnetometer). Studies on the gliding performance and the hydrodynamic characteristics of several kinds of body shape were...

... observation underwater glider production monitoring flow metering machine learning reservoir surveillance elevation orcinus orca production control example time history history matkin hydrophone artificial intelligence miller cetacean vocalisation alaska vocalisation Observations...

... Abstract A prototype of a 3000m-class underwater glider for virtual mooring is being developed by JAMSTEC (Japan Agency for Marine-Earth Science and Technology) with RIAM (the Research Institute for Applied Mechanics) of Kyushu University. The vehicle houses a CTD sensor and glides back...

... Abstract Our prototype of a 3000-m-class underwater glider for long-term virtual mooring will rise and descend between the seafloor and the sea surface periodically to monitor the sea environment over one year. It can sleep on the seafloor to extend the operation period. To evaluate its pitch...

... Abstract The purpose of this research is to develop an ocean-going solar-powered underwater glider, named Tonai60, for a long-term and wide-range monitoring of ocean environment and ecosystem. The maximum operation depth is 60 metre in the twilight ocean zone. The Tonai60 glider is equipped...