Results 11 to 20 of about 19,894 (59)
Dynamic simulation of ship fender structure anti-collision
Objectives This study aims to investigate the dynamic coupling effect of "hull-fender-dock" during ship berthing.MethodsUsing the nonlinear finite element method, a port side and fender structure finite element model is established to simulate the ...
Yi HU +4 more
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High Quality Multi-Zone and 3D CFD Model of Combustion in Marine Diesel Engine Cylinder
The paper presents a 3D model of the processes taking place in the cylinder of a large 4-stroke marine engine. The model is based on CFD calculations performed on the moving mesh. The modelling range includes the full duty cycle (720° crankshaft position)
Cuper-Przybylska Dominika +3 more
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Guided Waves in Ship Structural Health Monitoring – A Feasibility Study
Ships and offshore structures operate in a severe corrosion degradation environment and face difficulty in providing long-lasting corrosion protection. The Classification Societies recommend regular thickness measurements leading to structural component ...
Roch Emil +3 more
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Energy Management Strategy Considering Energy Storage System Degradation for Hydrogen Fuel Cell Ship
A hybrid energy system (HES) including hydrogen fuel cell systems (FCS) and a lithium-ion (Li-ion) battery energy storage system (ESS) is established for hydrogen fuel cell ships to follow fast load transients.
Cao Wei +3 more
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The current research is focused on the identification of cargo containers in a stack from their images in the infrared and visible spectra, in order to locate the container-origin of ignition within the cargo temperature control and fire safety system ...
Konon Vladyslav
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The installation error of an acoustic transceiver array is one of the important error sources in an ultra-short baseline (USBL) system. In a USBL system with a positioning accuracy of 0.5%, an installation error angle of 1° will lead to a positioning ...
Liu Baoheng +5 more
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Acoustic Tomography (AT) technique is widely used in developed countries for water resources monitoring of the oceans, seas, and rivers. The 10-kHz Coastal Acoustic Tomography System (CATS) is previously applied to monitor coastal seas in the scale of ...
Masoud Bahreinimotlagh +5 more
doaj
Target Tracking Algorithm for Underwater Acoustic Sensor Networks under DoS Attack
By considering the effect of underwater denial of service(DoS) attack and sound line stratification, the problem of target tracking based on an underwater acoustic sensor network(UASN) was studied in this paper. Firstly, a UASN architecture consisting of
Jing YAN +3 more
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The radiation noise of mechanical noise has a significant impact on the acoustic detection performance of acoustic detection-based underwater gliders. In order to address this problem, this paper introduced sound absorption structure into the study of ...
Donghai ZENG +5 more
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Error Compensation for Dead Reckoning Based on SVM
In the use of machine learning methods for error compensation in dead reckoning of an autonomous undersea vehicle(AUV), the neural network algorithm is commonly used.
Xin LI +6 more
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