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Mai The Vu, Seong Han Kim, Van P. Nguyen, Nguyen Xuan-Mung, Jiafeng Huang, Dong-Wook Jung and Hyeung-Sik Choi
Underwater vehicles have capacity limits for control inputs, within which their time-optimal trajectories (TOTs) can be formulated. In this study, the fastest trajectory for the depth control of a hybrid underwater glider (HUG) was found using buoyancy e...
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Mohsen Rostami, Jafer Kamoonpuri, Pratik Pradhan and Joon Chung
A real-time flight simulation tool is proposed using a virtual reality head-mounted display (VR-HMD) for remotely piloted airships operating in beyond-line-of-sight (BLOS) conditions. In particular, the VR-HMD was developed for stratospheric airships fly...
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Ruichun Dong, Xu Lin, Jie Liu, Mengqi Hu, Zezheng Liu, Jingze Yang and Libin Du
Miniaturized detection devices in the ocean generally experience problems such as short endurance and unreliable power supplies. This article aimed to develop a dynamic ocean temperature difference energy collection device to capture ocean temperature di...
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Kirill Rozhdestvensky
The paper employs a simplified approach to modeling of dynamics of submersion of a «diving buoy» subject to a depth-wise water density gradient and experiencing compression of the hull due to action of pressure. The latter effect is accounted for through...
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Qingchao Xia, Bingzhe Chen, Xiaotong Sun, Canjun Yang, Sheng Zhang and Yanhu Chen
Marine resources are rich and contain an enormous amount of energy. The exploration of marine resources and the effective use of ocean energy have gradually become the research focus of scholars all over the world. A profiler driven by ocean thermal ener...
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Mingjie Li, Baoheng Yao, Caoyang Yu and Lian Lian
Underwater gliders are widely used in oceanic observation, which are driven by a hydraulic buoyancy regulating system and a movable mass. Better motion performance can help us to accomplish observation tasks better. Therefore, a command filtered adaptive...
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Yuri Katz and Morel Groper
This study presents the complete, detailed development process of an enhanced one-man portable Lagrangian float designed for littoral deployment to depths of up to 300 m. The design focused on maximization of the Lagrangian characteristics of the hull, m...
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Ngoc-Duc Nguyen, Hyeung-Sik Choi, Han-Sol Jin, Jiafeng Huang, Jae-Heon Lee
Pág. 135 - 146
Hybrid underwater glider (HUG) is an advanced autonomous underwater vehicle with propellers capable of sustainable operations for many months. Under the underwater disturbances and parameter uncertainties, it is difficult that the HUG coordinates with th...
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Zhiguang Wang, Caoyang Yu, Mingjie Li, Baoheng Yao and Lian Lian
The underwater glider is a kind of novel invention that has been proven to be perfect for long-duration, wide-range marine environmental monitoring tasks. It is controlled by changing the buoyancy and adjusting the posture. For precise control of the und...
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Lin Yu, Qinghao Meng and Hongwei Zhang
To achieve rapid and flexible vertical profile exploration of deep-sea hybrid structures, a multi-joint autonomous underwater vehicle (MJ-AUV) with orthogonal joints was designed. This paper focuses on the 3-dimensional (3D) modeling and attitude control...
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