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William Lambert, Stefano Brizzolara and Craig Woolsey
Near-surface simulation methods for shallowly submerged underwater vehicles are necessary for the population of a variety of free-surface-affected, coefficient-based maneuvering and seakeeping models. Simulations vary in complexity and computational cost...
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Ji-Kang Chen, Guo-Dong Zhang and Wen-Yang Duan
Maritime traffic has increased considerably in recent years, making energy efficiency and navigation safety of ships more crucial than ever. Hence, a two-time scale model based on the Taylor expansion boundary element method (TEBEM) is proposed to predic...
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Jaehak Lee, Bo Woo Nam, Jae-Hoon Lee and Yonghwan Kim
In this study, a modified two-time-scale model is proposed to overcome the limitations of the existing maneuvering analysis model. To this end, not only wave conditions but also all directions of ship operation velocities are considered in estimating wav...
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Gongxing Wu, Mingyuan Zhao, Yu Cong, ZhiWen Hu and Guofu Li
In the complex port environment, ship berthing manipulation is one of the most difficult operations. In this study, an algorithm of berthing and maneuvering was designed for a catamaran unmanned surface vehicle (USV), which is used for port patrol and pr...
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Zhitian Xie, Jeffrey Falzarano and Hao Wang
Maneuvering in waves is a hydrodynamic phenomenon that involves both seakeeping and maneuvering problems. The environmental loads, such as waves, wind, and current, have a significant impact on a maneuvering vessel, which makes it more complex than maneu...
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Shaoyang Qiu, Hongxiang Ren and Haijiang Li
In order to improve the accuracy of the freefall of lifeboat motion simulation in a ship life-saving simulation training system, a mathematical model using the strip theory and Kane?s method is established for the freefall of the lifeboat into the water ...
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Volodymyr Blintsov,Kostiantyn Trunin
Pág. 56 - 66
A mathematical model (MM) has been developed to describe the dynamics of the MTS EL element using an underwater towed system (UTS) as an example, as well as the MM of MTS with EL.The MM of the EL element dynamics makes it possible to take into considerat...
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Rupesh Kumar and Hyunkyoung Shin
A horizontally submerged passive flapping foil can generate thrust force against the wave propagation using wave energy. This renewable method has been used for the design of propulsion and maneuvering systems of ships and other floating structures. Rece...
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Lei Zhu
In inverse synthetic aperture radar (ISAR) imaging system for targets with complex motion, such as ships fluctuating with oceanic waves and high maneuvering airplanes, the multi-component quadratic frequency modulation (QFM) signals are more suitable mod...
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Augusto Silva da Silva, Phelype Haron Oleinik, Eduardo de Paula Kirinus, Juliana Costi, Ricardo Cardoso Guimarães, Ana Pavlovic and Wiliam Correa Marques
Computational modeling has become a prominent tool to simulate physical processes for research and development projects. The coastal region of southern Brazil is very susceptible to oil spill accidents. Currently, oil is intensively transported in the re...
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