Results 11 to 20 of about 774,978 (297)

Real-Time Ship Tracking under Challenges of Scale Variation and Different Visibility Weather Conditions

open access: yesJournal of Marine Science and Engineering, 2022
Visual ship tracking provides crucial kinematic traffic information to maritime traffic participants, which helps to accurately predict ship traveling behaviors in the near future.
Hu Liu   +4 more
doaj   +1 more source

Numerical simulation of temperature field in side ballast tank of polar ship at low temperature

open access: yesZhongguo Jianchuan Yanjiu, 2023
ObjectivesThis paper aims to analyze the influence of polar low temperature environment and ballast water capacity on the dynamic change process of the temperature field in polar ship's ballast tank.
Shifeng DING   +5 more
doaj   +1 more source

A Machine-Learning-Based Method for Ship Propulsion Power Prediction in Ice

open access: yesJournal of Marine Science and Engineering, 2023
In recent years, safety issues respecting polar ship navigation in the presence of ice have become a research hotspot. The accurate prediction of propulsion power plays an important role in ensuring safe ship navigation and evaluating ship navigation ...
Li Zhou   +4 more
doaj   +1 more source

Design of electrical system to guarantee safety of small polar cruise ship after casualty

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectivesIn order to solve problems such as bad weather conditions, remote routes, long rescue time and no suitable port of call for rescue supplies, which are unique to polar routes and not conducive to personnel safety, this paper presents a design ...
Yan CUI, Yajuan GU
doaj   +1 more source

Numerical simulation of ice resistance of ship turning in level ice zone considering fluid effects

open access: yesZhongguo Jianchuan Yanjiu, 2020
Objectives When polar ships sailing in polar regions, extremely complex ice resistance not only poses structural threats to ships, but also poses new challenges for ship maneuverability, especially when the ship is turning in a level ice zone.
NI Baoyu   +3 more
doaj   +1 more source

Detection for ship by dual-polarization imaging radiometer

open access: yesOptics Express, 2021
Passive millimeter wave (PMMW) imagers are increasingly becoming practical sensor candidates for target detection tasks. This paper is devoted to the ship detection by land-based W band passive polarized imager. The radiation characteristics of sky, sea surface and the atmospheric absorption characteristics of sea area near Qingdao are calculated based
Jinlong Su   +4 more
openaire   +2 more sources

Polar Research Support Tools: Citizen Science Development Through The Ship-Based Tourism Industry

open access: yesРоссийская Арктика, 2021
This article is focused to demonstrate development of citizen science projects in the Arctic and Antarctica through the ship-based tourism industry support.
Astafurova A.
doaj   +1 more source

Polar class ship accessibility to Arctic seas north of the Bering Strait in a decade of variable sea-ice conditions

open access: yesFrontiers in Marine Science, 2023
Surface atmospheric temperatures over the Arctic Ocean are rising faster than the global average, and sea-ice coverage has declined, making some areas newly accessible to ocean-going ships.
L. Vlietstra   +4 more
semanticscholar   +1 more source

Polar vessel hullform design based on the multi-objective optimization NSGA II

open access: yesZhongguo Jianchuan Yanjiu, 2017
[Objectives] With the increasing exploitation of the Arctic abundant oil and gas resources, a large number of ships which meet the polar navigational requirements are needed.[Methods] In this paper, the fast elitist Non-Dominated Sorting Genetic ...
DUAN Fei   +4 more
doaj   +1 more source

Simulation of Abrasion Characteristics of Polar Ship Seawater Pipelines under the Coupling of Ice Particles and Vibration

open access: yesApplied Sciences, 2020
Under the erosion of seawater–ice two-phase flow, seawater in pipelines of polar ships can cause the pipeline failures that threaten the safety of navigations.
Guanchen Liu   +5 more
semanticscholar   +1 more source

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