|
|
|
|
|
Zhao Wang, Hongjian Wang, Jianya Yuan, Dan Yu, Kai Zhang and Jingfei Ren
The complex underwater environment poses significant challenges for unmanned underwater vehicles (UUVs), particularly in terms of communication constraints and the need for precise cooperative obstacle avoidance and trajectory tracking. Addressing these ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jingchen Wang, Qihe Shan, Tieshan Li, Geyang Xiao and Qi Xu
This paper studied the collision avoidance issue in the formation-containment tracking control of multi-USVs (unmanned surface vehicles) with constrained velocity and driving force. Specifically, based on a dual-layer control framework, it designed a mul...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jiannong Fang
To enforce the conservation of mass principle, a pressure Poisson equation arises in the numerical solution of incompressible fluid flow using the pressure-based segregated algorithms such as projection methods. For unsteady flows, the pressure Poisson e...
ver más
|
|
|
|
|
|
|
|
|
|
|
Krishna Kodur and Maria Kyrarini
Intelligent multi-purpose robotic assistants have the potential to assist nurses with a variety of non-critical tasks, such as object fetching, disinfecting areas, or supporting patient care. This paper focuses on enabling a multi-purpose robot to guide ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Guangyu Zhang, Yan Wang, Jian Liu, Wei Cai and Hongbo Wang
Due to the complex hydrology and narrow channels of inland rivers, ship collision accidents occur frequently. The traditional collision-avoidance algorithms are often aimed at sea areas, and not often at inland rivers. To solve the problem of inland-ship...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yifan Zhang, Guoyou Shi and Jiao Liu
The unmanned surface vehicle (USV) is significantly affected by the ocean environment and weather conditions when navigating. The energy consumption is large, which is not conducive to completing water tasks. This study investigates the global energy-eff...
ver más
|
|
|
|
|
|
|
|
|
|
|
Liang Zhang, Junmin Mou, Pengfei Chen and Mengxia Li
In this research, a hybrid approach for path planning of autonomous ships that generates both global and local paths, respectively, is proposed. The global path is obtained via an improved artificial potential field (APF) method, which makes up for the s...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lifei Song, Xiaoqian Shi, Hao Sun, Kaikai Xu and Liang Huang
Dynamic collision avoidance between multiple vessels is a task full of challenges for unmanned surface vehicle (USV) movement, which has high requirements on real-time performance and safety. The difficulty of multi-obstacle collision avoidance is that i...
ver más
|
|
|
|
|
|
|
|
|
|
|
Haitong Xu, Miguel A. Hinostroza and C. Guedes Soares
A modified path-following control system using the vector field method for an underactuated autonomous surface ship model is proposed in the presence of static obstacles. With this integrated system, autonomous ships are capable of following the predefin...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tingting Huang and Hee-Chang Lim
The Lattice Boltzmann method (LBM) has been applied for the simulation of lid-driven flows inside cavities with internal two-dimensional circular obstacles of various diameters under Reynolds numbers ranging from 100 to 5000. With the LBM, a simplified s...
ver más
|
|
|
|
|
|