Results 21 to 30 of about 815,369 (356)

Time Response and Natural Frequency Analysis for Structures with Interval Parameters [PDF]

open access: yesMATEC Web of Conferences, 2023
This paper deals with the evaluations of lower and upper bounds of dynamic responses and natural frequencies for structures with uncertain interval parameters.
Feng Xingxing, Cao Chang, Liu Min
doaj   +1 more source

Influence of Frame Weld on Mechanic Performance of Double-walled Shell [PDF]

open access: yesMATEC Web of Conferences, 2023
Weld type between parts will make a difference on structural performance, which is especially important for a daouble-walled shell. To get clear this problem, numerical simulation is conducted to investigate the influence of weld plans between frame and ...
Wang Peng   +4 more
doaj   +1 more source

Influence of external load on forced vibration of rectangular plate [PDF]

open access: yesMATEC Web of Conferences, 2023
Rectangular plate is one typical structure with wild application in engineering, and the force vibration is the basis for analysis of sound radiation of plate.
Wang Peng   +4 more
doaj   +1 more source

Retrofitting of Danube vessels for a green and efficient fleet

open access: yesAnnals of "Dunărea de Jos" University of Galaţi: Fascicle XI Shipbuilding, 2019
The following paper presents a research study based on the idea of reducing the environmental impact of inland waterway vessels by resorting to state-of-the-art technologies for treating the exhaust gases.
Cristi-Marian Angheluță   +2 more
doaj   +1 more source

Energy efficiency parametric design tool in the framework of holistic ship design optimization [PDF]

open access: yes, 2011
Recent International Maritime Organization (IMO) decisions with respect to measures to reduce the emissions from maritime greenhouse gases (GHGs) suggest that the collaboration of all major stakeholders of shipbuilding and ship operations is required to ...
A D Papanikolaou   +20 more
core   +1 more source

Learning-based ship design optimization approach [PDF]

open access: yes, 2012
With the development of computer applications in ship design, optimization, as a powerful approach, has been widely used in the design and analysis process.
Cui, Hao, Sayer, Philip, Turan, Osman
core   +1 more source

The analysis of a propeller's low-frequency vibration and sound radiation characteristics: Jellyfish mode

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] We found a new component of propeller noises which is induced by the excitation of the low-frequency elastic mode of the propeller. In particular,the model where all the blades of a propeller vibrate in the same phase is stimulated will ...
WU Chongjian   +4 more
doaj   +1 more source

A Collision Avoidance Method for Intelligent Ship Based on the Improved Bacterial Foraging Optimization Algorithm

open access: yesJournal of Robotics, 2021
The bacterial foraging optimization algorithm (BFOA) is an intelligent population optimization algorithm widely used in collision avoidance problems; however, the BFOA is inappropriate for the intelligent ship collision avoidance planning with high ...
Xingzhong Wang   +3 more
doaj   +1 more source

Study on the overall design method of ship power system engineering based on MBSE

open access: yesZhongguo Jianchuan Yanjiu, 2023
In order to improve the overall positive design ability of ship power engineering, the digital design method of ship power systems engineering is studied. The model-based systems engineering (MBSE) method theory was integrated with the system engineering
Yuanlong YANG   +3 more
doaj   +1 more source

Energy-efficient through-life smart design, manufacturing and operation of ships in an industry 4.0 environment [PDF]

open access: yes, 2017
Energy efficiency is an important factor in the marine industry to help reduce manufacturing and operational costs as well as the impact on the environment.
Ang, Joo Hock   +3 more
core   +3 more sources

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