Results 21 to 30 of about 25,859 (309)

Visual Direction Indication for Ships [PDF]

open access: yesJournal of Navigation, 1967
There is no doubt that everyone is agreed that a combination of visual and sound signals are a necessity, but, in view of the large disparity in the speeds of light and sound, the method of achieving this has not really been agreed upon, although a few countries supported the system of synchronizing the light and sound signals, thus bringing about the ...
openaire   +1 more source

On the longitudinal motion of a thin ship travelling with constant forward speed in deep sea

open access: yesVietnam Journal of Mechanics, 1993
In this paper, the problem of the longitudinal motion of a thin ship with a constant forward speed and direction parallel to wave direction is solved by using Fourier transform and expanding the velocity potential in Fourier integral on Eigen functions.
Nguyen Tien Dat
doaj   +1 more source

Comparative Voyage-Based Evaluation of Yacht Transfer by Self-Sailing and Cargo Vessel Shipment – A Pilot Study

open access: yesPromet (Zagreb), 2021
The seasonal domestic yacht traffic direction in Turkey from the Marmara Sea and South coasts of Turkey at the beginning of the Summer and opposite direction at the end of the Summer or beginning of the Autumn.
Duygu Ülker, Birsen Koldemir
doaj   +1 more source

TKP-Net: A Three Keypoint Detection Network for Ships Using SAR Imagery

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Remote-sensing ship monitoring is a crucial area of research with key applications in military and civilian fields. The ability to extract information, such as ship length, width, and heading from remote-sensing data, particularly from synthetic aperture
Xiunan Li   +7 more
doaj   +1 more source

Maritime rights, obligations, and liabilities of intelligent ships from the perspective of risk distribution

open access: yesJournal of International Maritime Safety, Environmental Affairs, and Shipping, 2023
The technical energy and economic benefits contained in ship intelligence will drive the maritime industry to continue to develop in this direction. In this process, intelligent ship activities will pose challenges to existing maritime law, and existing ...
Linlin Chen
doaj   +1 more source

Engagement-Scenario-Based Decoy-Effect Simulation Against an Anti-ship Missile Considering Radar Cross Section and Evasive Maneuvers of Naval Ships

open access: yes한국해양공학회지, 2021
The survivability of a naval ship is the ability of the ship and its onboard systems to remain functional and continue a designated mission in man-made hostile environments.
Kookhyun Kim
doaj   +1 more source

A Note on Bounds for Direct Shipping Cost [PDF]

open access: yesManagement Science, 1992
The bounds on direct shipping cost developed by Gallego and Simchi-Levi are used in this note to demonstrate that it is difficult to rule out multiple stop inventory-routing strategies, even when the optimal shipment size for direct shipping is a full vehicle.
openaire   +1 more source

Is Young's Modulus a Critical Coating Property Determining Fouling‐Release Performance of Marine Coatings?

open access: yesAdvanced Engineering Materials, EarlyView.
The release of foulers from protective marine coatings is determined by several interrelated material properties, including the strength of Young's modulus, the flexibility of chain segments, the surface free energy, and the magnitude of hydrodynamic stress.
Johann C. Schaal   +2 more
wiley   +1 more source

Prediction of ship power based on variation in deep feed-forward neural network

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2021
Fuel oil consumption (FOC) must be minimized to determine the economic route of a ship; hence, the ship power must be predicted prior to route planning. For this purpose, a numerical method using test results of a model has been widely used.
June-Beom Lee, Myung-Il Roh, Ki-Su Kim
doaj   +1 more source

Duplex Stainless Steel Laser‐Surface Textured: Stability in Brine Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Controlled laser‐surface treatment (LST) of duplex DSS2205 steel is performed to increase its stability in brine solution under cyclic electrochemical assays. The superior protection with respect to flat and smooth panels is attributed to the presence of FeCr2O4 as the main protective oxide layer in the LST surface, after corrosion tests. The stability
Mohammad Rezayat   +5 more
wiley   +1 more source

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