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Chaonan He, Linqing Zhou and Xinwei Ma
The marine fishery will be the main form of the marine economy in the future. Simulating a hydrodynamic response under normal and extreme working conditions is the main means of structural analysis and design of a mariculture ship. In this paper, a simul...
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Jian Li, Peng Wang, Xiaoyi An, Da Lyu, Ruixuan He and Baoshou Zhang
Flapping foils are studied to achieve an efficient propeller. The performance of the flapping foil is influenced by many factors such as oncoming vortices, heaving amplitude, and geometrical parameters. In this paper, investigations are performed on flap...
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Pengcheng Gao, Qiaogao Huang and Guang Pan
A numerical simulation is used to investigate the effects of adding high frequency and low amplitude perturbations of different waveforms to the sinusoidal-based signal of the heaving foil on the propulsion performance and wake structure. We use the adju...
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Zhanfeng Qi, Bo Zou, Huiqiang Lu, Jian Shi, Guofu Li, Yufeng Qin and Jingsheng Zhai
A numerical investigation is conducted to study the propulsive performance of the semi-active flapping foil of the wave glider, where the heaving smotion is fully prescribed, and the pitching motion is determined by the hydrodynamic force and torsion spr...
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Josh Davidson and Tamás Kalmár-Nagy
Parametric resonance is a dynamic instability due to the internal transfer of energy between degrees of freedom. Parametric resonance is known to cause large unstable pitch and/or roll motions in floating bodies, and has been observed in wave energy conv...
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Xianqing Liu, Puyang Zhang, Mingjie Zhao, Hongyan Ding and Conghuan Le
Large-diameter multi-bucket foundation is well suited for offshore wind turbines at deeper water than 20 m. Air floating transportation is one of the key technologies for the cost-effective development of bucket foundation. To predict the dynamic behavio...
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