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Josip Ba?ic, Nastia Degiuli and ?ime Malenica
Natural vibrations of a segmented and a monohull barge are analysed to compare influences of hydrodynamic damping on the dynamic responses of two different models. The influence of water flow around and between barge segments on hydrodynamic damping was ...
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Anargyros S. Mavrakos, Dimitrios N. Konispoliatis and Spyridon A. Mavrakos
The present contribution aims at presenting a semi-analytical solution methodology of the linear hydrodynamic diffraction and radiation problems induced by two coaxial moonpool-type floaters subjected to incident waves. The flow field around the floaters...
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Mingsheng Chen, Mingjun Ouyang, Hongrui Guo, Meiyan Zou and Chi Zhang
Evaluating the structural safety and seakeeping performance of very large floating structures (VLFS) using the rigid module flexible connector (RMFC) method remains challenging due to the complexity of the coupled hydrodynamic?structural responses in thi...
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Arjun Srinivas, Bryson Robertson, Jonah Benjamin Gadasi, Barbara Gwynne Simpson, Pedro Lomónaco and Jesús María Blanco Ilzarbe
The worldwide effort to design and commission floating offshore wind turbines (FOWT) is motivating the need for reliable numerical models that adequately represent their physical behavior under realistic sea states. However, properly representing the hyd...
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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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Yu Zhang and Dongqin Li
A novel float-type device for wave energy power generation, designed specifically for offshore wave environments, is introduced as an innovative technology in wave energy utilization. Herein, we present the design concept, structural composition, and ene...
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Yan Li, Yaolong Li, Zhimin Zhao, Yougang Tang, Haoran Li, Yijian Zhang and Yinan Hu
At present, dry wellheads are usually adopted on small-storage TLP and SPAR platforms to develop offshore oil and gas because of the robust hydrodynamic performance under severe-wind seas. On the other hand, FPSO and FDPSO platforms that have a larger st...
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Wei Shi, Jinghui Li, Constantine Michailides, Mingsheng Chen, Shuaishuai Wang and Xin Li
To increase the utilization of wave and other renewable energy resources, an integrated system consisting of an offshore wind turbine and a wave energy converter (WEC) could be used to harvest the potential energy. In this study, a dimensionless optimiza...
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Yanwei Li, Nianxin Ren, Xiang Li and Jinping Ou
A novel modular floating structure (MFS) system moored by tension legs was proposed, which is composed of hexagonal floating modules, floating artificial reefs and wave energy converters (WECs). The integration of floating artificial reefs and WECs into ...
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Xiujun Sun, Chenyu Sun, Hongqiang Sang and Can Li
The wave glider is an ocean-wave-propelled autonomous marine vehicle with unique dual-body architecture, which can converse the energy obtained from the ocean wave into the forward thrust. In this paper, the dynamic models of the submerged glider based o...
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