|
|
|
|
|
Ana Catarina Costa, Haitong Xu and Carlos Guedes Soares
The work presents the identification and validation of the hydrodynamic coefficients for the surge, sway, and yaw motion. This is performed in two ways: using simulated data and free-running test data. The identification and validation with the simulatio...
ver más
|
|
|
|
|
|
|
|
|
|
|
P. Pires da Silva, Serge Sutulo and C. Guedes Soares
Sensitivity analysis is applied to ship manoeuvring mathematical models as a means of dealing with model uncertainties, and often leads to model simplifications. A rather standard 3DOF manoeuvring model was tuned with the available results of full-scale ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ke Zhang, Liwen Huang, Xiao Liu, Jiahao Chen, Xingya Zhao, Weiguo Huang and Yixiong He
In the last few years, autonomous ships have attracted increasing attention in the maritime industry. Autonomous ships with an autonomous collision avoidance capability are the development trend for future ships. In this study, a ship manoeuvring process...
ver más
|
|
|
|
|
|
|
|
|
|
|
Haitong Xu and C. Guedes Soares
A data-driven method, the truncated LS-SVM, is proposed for estimating the nondimensional hydrodynamic coefficients of a nonlinear manoeuvring model. Experimental data collected in a shallow water towing tank are utilized in this study. To assess the acc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tetsuhiro Yuura, Hirotada Hashimoto and Akihiko Matsuda
Free-running model tests were conducted using a scaled model of a large cruise ship with a damaged compartment, to investigate the effects of damage opening and floodwater on the manoeuvring performance in calm water and regular and irregular head waves....
ver más
|
|
|
|
|
|
|
|
|
|
|
Yu-Hsien Lin, Yu-Ting Lin and Yen-Jun Chiu
On the basis of a full-appendage DARPA SUBOFF model (DTRC model 5470), a scale (? = 0.535) semi-autonomous submarine free-running model (SFRM) was designed for testing its manoeuvrability and stability in the constrained water. Prior to the experimental ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hafizul Islam and Md. Mashiur Rahaman
The paper explores the propulsive power requirements and manoeuvring capabilities of a popular class of inland bulk carriers in Bangladesh. After the initial verification study, model-scale CFD simulations are performed in calm, open waters at different ...
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
|
|
|
|
|
|
|
|
|
|
|
Álvaro Rodríguez-Sanz, Fernando Gómez Comendador, Rosa Arnaldo Valdés, Jose Manuel Cordero García and Margarita Bagamanova
Air traffic networks, where airports are the nodes that interconnect the entire system, have a time-varying and stochastic nature. An incident in the airport environment may easily propagate through the network and generate system-level effects. This pap...
ver más
|
|
|
|
|
|
|
|
|
|
|
Álvaro Rodríguez-Sanz, Fernando Gómez Comendador, Rosa Arnaldo Valdés, Jose Manuel Cordero García and Margarita Bagamanova
Air traffic networks, where airports are the nodes that interconnect the entire system, have a time-varying and stochastic nature. An incident in the airport environment may easily propagate through the network and generate system-level effects. This pap...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hafizul Islam, Serge Sutulo and C. Guedes Soares
Aerodynamic loads and moments on a naval patrol vessel are investigated using computational fluid dynamic simulations based on the OpenFOAM solver. After the initial turbulence, time, and grid dependency study, model scale simulations were performed for ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Maria Acanfora and Flavio Balsamo
This paper presents a numerical model for the smart detection of synchronous and parametric roll resonance of a ship. The model implements manoeuvring equations superimposed onto ship dynamics in waves. It also features suited autopilot and rudder actuat...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xing Wu, Jorge Angeles, Ting Zou, Chao Sun, Qi Sun and Longjun Wang
Applying computer vision to mobile robot navigation has been studied for over two decades. One of the most challenging problems for a vision-based mobile robot involves accurately and stably tracking a guide path in the robot limited field of view under ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andi Nadia Himaya and Masaaki Sano
IMO presented the standard for ship?s manoeuvrability which every ship is recommended to satisfy. Although it specifies a full load and even keel condition as the condition at which the standard applies, practically, ships are operated under various load...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yi Hu, Lifei Song, Zuyuan Liu and Jianxi Yao
Nowadays, system-based simulation is one of the main methods for ship manoeuvring prediction. Great efforts are usually devoted to the determination of hydrodynamic derivatives as required for the mathematical models used for such methods. System identif...
ver más
|
|
|
|
|
|
|
|
|
|
|
Diego Villa, Andrea Franceschi and Michele Viviani
The proper evaluation of the Rudder?Propeller interactions is mandatory to correctly predict the manoeuvring capability of a modern ship, in particular considering the commonly adopted ship layout (rudder often works in the propeller slipstream). Modern ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shengke Ni, Zhengjiang Liu and Yao Cai
In this article, a ship manoeuvrability-based simulation for ship navigation in collision situations is established. Under the general requirement from the Convention on the International Regulations for Preventing Collisions at Sea (COLREGs) and good se...
ver más
|
|
|
|
|
|
|
|
|
|
|
Vito Vasilis Zheku, Diego Villa, Benedetto Piaggio, Stefano Gaggero and Michele Viviani
During the early design stage of an underwater vehicle, the correct assessment of its manoeuvrability is a crucial task. Conducting experimental tests still has high costs, especially when dealing with small vehicles characterized by low available budget...
ver más
|
|
|
|
|
|
|
|
|
|
|
MD Jahedul Alam, Muhammad Ahsanul Habib, Kevin Quigley
Pág. 1397 - 1415
This paper presents a comprehensive framework for risk assessment and micro simulation modelling to assess traffic impacts during re-decking of a major suspension bridge identified as Critical Infrastructure (CI) in Halifax, Canada. The bridge is being r...
ver más
|
|
|
|
|
|
|
|
|
|
|
Elzbieta M. Bitner-Gregerse, Carlos Guedes Soares, Marc Vantorre
Pág. 1631 - 1640
A definition of the severity or adversity of met-ocean conditions under which ships need to maintain manoeuvrability is a basis for formulating power and steering requirements for ships. Specification of such adverse weather conditions is one of the obje...
ver más
|
|
|
|
|
|