Results 11 to 20 of about 20,271 (75)

Measuring the Impact of Covid-19 Pandemic and the Russian Ukrainian War on Dry Bulk Freight Market

open access: yesMaritime Research and Technology
Covid-19 pandemic stands as a monumental disaster in human history, reshaping the global landscape and profoundly impacting various sectors of human life, most notably the world economy.
Zaid Shaker Abuhamour   +1 more
doaj   +1 more source

Identification and prioritization of human error factors related to maritime accidents

open access: yesMaritime Research and Technology
Maritime accidents associated with its consequences, such as loss of people, huge financial compensations, pollution disasters, and environmental damage, are real threats to maritime transport industry. Many factors have a direct or an indirect effect on
Dina Farouk Mahgoub   +2 more
doaj   +1 more source

Examining the effect of full-mission simulation training on the safety and education in the maritime sector

open access: yesMaritime Research and Technology
This contemporary research assesses full-mission simulation as a training tool incorporated within the curriculum of the Arab Academy for Science, Technology and Maritime Transport with focus on operational safety and education aspects.
Ashraf Mohamed Elsayed   +1 more
doaj   +1 more source

The effects of implementing iso 42001 AI management systems into autonomous maritime operations

open access: yesMaritime Research and Technology
The integration of Artificial Intelligence (AI) in autonomous maritime operations has significant potential to alter dramatically the industry by enhancing operational efficiency, safety, and compliance.
Eslam Abdelghany E. Mohamed
doaj   +1 more source

Vessel Energy Requirement Prediction from Acceleration Stage Towing Tests on Scale Models

open access: yesPolish Maritime Research, 2023
One of the most crucial tasks for naval architects is computing the energy required to meet the ship’s operational needs. When predicting a ship’s energy requirements, a series of hull resistance tests on a scale model vessel is carried out in constant ...
Wrzask Klaudia
doaj   +1 more source

Layout optimization design of hierarchical curvilinearly stiffened panels based on deep learning

open access: yesZhongguo Jianchuan Yanjiu, 2021
Objectives Due to the functional requirements of structures, a large number of thin-walled structures with cutouts are adopted in the structural design of aviation, aerospace, shipbuilding and other fields, leading to a significant reduction in the ...
Kunpeng ZHANG   +5 more
doaj   +1 more source

Experimental Study of Trans-Medium Communication of Millimeter-Wave Radar in Wave Tank

open access: yes水下无人系统学报
Wireless cross-medium communication for underwater equipment may be possible by using millimeter-wave radar to detect the micro-wave vibration on the water surface excited by sound waves of underwater equipment. Studying the effect of water surface waves
Yuming ZENG   +4 more
doaj   +1 more source

Numerical Analysis of Resistance Characteristics of a Novel High-Speed Quadramaran

open access: yesPolish Maritime Research, 2023
This paper utilised computational fluid dynamics (CFD) technology to calculate the resistance of a novel high-speed quadramaran in calm water using the Navier‒Stokes (N‒S) equation, analysed the total resistance, frictional resistance, and residual ...
Liu Xin   +5 more
doaj   +1 more source

Ballast water allocation optimization of crane vessels based on MOEA/D algorithm

open access: yesZhongguo Jianchuan Yanjiu, 2021
ObjectivesTo improve the efficiency of the ballast water allocation of crane vessels and reduce energy consumption in this process, an optimization method following a multiobjective evolutionary algorithm based on decomposition (MOEA/D) is proposed ...
Jia ZHOU, Lei SONG
doaj   +1 more source

Laser-Induced Acoustic Air-Water Trans-Medium Communication Based on PWM

open access: yes水下无人系统学报
Laser-induced acoustic communication has emerged as a critical technology for facilitating air-water trans-medium nodeless communication, garnering increasing attention in research and application. At higher repetition frequencies, traditional modulation
Yingnan CHEN   +4 more
doaj   +1 more source

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