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Ornella Tortorici, Charly Péraud, Cédric Anthierens and Vincent Hugel
Underwater remotely operated vehicles (ROVs) are linked to the surface through a tether that is usually controlled by a human operator. The length of the tether being deployed in the water in real time is a critical determinant of the success of the miss...
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Yue Li, Xueting Zhang and Zhangyi Shen
Due to the strain on land resources, marine energy development is expanding, in which the submarine cable occupies an important position. Therefore, periodic inspections of submarine cables are required. Submarine cable inspection is typically performed ...
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Sung-Jo Yun, Hyo-Gon Kim, Jung-Woo Park, Hyo-Jun Lee, Jong-Chan Kim, Jeong-Hwan Hwang, Young-Ho Choi, Sin-Je Lee, Jae-Kwan Ryu, Jin-Ho Suh and Joon-Goo Park
Owing to environmental constraints, it is challenging to stably conduct various missions or surveys of the seabed for a prolonged period in the marine environment. To address this challenge, several devices and technologies are being developed. In this s...
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Jiemeihui Li, Yang Shi, Yixin Yang and Xiaodong Huang
Internal solitary waves in the South China Sea have attracted attention because of their large amplitude and high rate of occurrence. Internal solitary waves have a substantial influence on underwater sound propagation and ambient noise. However, there h...
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Peng Luo, Yuanjie Song, Xiaoyang Xu, Chen Wang, Shaowei Zhang, Yeqiang Shu, Yonggui Ma, Chong Shen and Chuan Tian
Marine submerged buoys can effectively obtain various parameters of seawater, which plays an important role in the research of marine physical phenomena, marine environmental changes, and climate change. However, traditional self-contained submerged buoy...
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Francesca Glaviano, Roberta Esposito, Anna Di Cosmo, Francesco Esposito, Luca Gerevini, Andrea Ria, Mario Molinara, Paolo Bruschi, Maria Costantini and Valerio Zupo
Monitoring of aquatic ecosystems has been historically accomplished by intensive campaigns of direct measurements (by probes and other boat instruments) and indirect extensive methods such as aero-photogrammetry and satellite detection. These measurement...
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Jiaming Wu, Shunyuan Xu, Hua Liao, Chenghua Ma, Xianyuan Yang, Haotian Wang, Tian Zhang and Xiangxi Han
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 arou...
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Gun Rae Cho, Geonhui Ki, Mun-Jik Lee, Hyungjoo Kang, Min-Gyu Kim and Ji-Hong Li
In underwater environments restricted from human access, many intervention tasks are performed by using robotic systems like underwater manipulators. Commonly, the robotic systems are tele-operated from operating ships; the operation is apt to be ineffic...
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Min-Kyu Kim, Dong-Jin Park, Yeong-Seok Oh, Jong-Hwa Kim and Jin-Kyu Choi
This paper deals with the attitude control of a towfish (underwater towed vehicle) with two elevators and a single rudder to improve the image quality of an attached sound navigation ranging (sonar) system. Image distortion can occur if the towfish shake...
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Xianyuan Yang, Jiaming Wu, Quanlin Li and Haiyan Lv
This paper presents a numerical study of the depth tracking control for an underwater towed system under wave?ship interference condition. To overcome the laminations of ignoring the hydrodynamic factors and wave?ship interference in the existing simulat...
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