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Wyszukujesz frazę "collision of ships" wg kryterium: Temat


Tytuł:
An assessment of ship encounter situations based on predicted points of collision
Autorzy:
Galor, W.
Powiązania:
https://bibliotekanauki.pl/articles/135643.pdf
Data publikacji:
2016
Wydawca:
Akademia Morska w Szczecinie. Wydawnictwo AMSz
Tematy:
encounter situation
collision of ships
radar
ARPA
closest point of approach
predicted point of collision
Opis:
A number of factors affect the safety of navigation, the collision of two ships being one of them. In ship encounter situations, certain principles of behaviour set forth by regulations are in force. Traditionally, a navigational situation is evaluated by identifying the closest point of approach for the passing ships and by comparing it with the assumed safe distance. Then it is necessary to use technical aids: radar and Arpa (depending on the regulations). In Arpa, navigational situation information is mainly presented in the form of vectors. The other presentation that can be used in an encounter situation is the predicted point of collision (PPC). This is the point or points toward which one’s own ship should steer at her present speed (assuming that the target does not manoeuvre) in order for a collision to occur. This paper presents original results of a study into the assessment of ship encounter situations based on PPC. The methods (analytical and graphical) of PPC as a set of circles are elaborated and an analysis of a ship encounter situation performed.
Źródło:
Zeszyty Naukowe Akademii Morskiej w Szczecinie; 2016, 46 (118); 82-87
1733-8670
2392-0378
Pojawia się w:
Zeszyty Naukowe Akademii Morskiej w Szczecinie
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analiza symulowanych manewrów antykolizyjnych dla określenia spodziewanego działania nawigatora morskiego
Analysis of simulated anti-collision maneuvers for determining the expected performance of marine navigator
Autorzy:
Wielgosz, M.
Powiązania:
https://bibliotekanauki.pl/articles/312403.pdf
Data publikacji:
2016
Wydawca:
Instytut Naukowo-Wydawniczy "SPATIUM"
Tematy:
nawigator morski
badania symulacyjne
manewry antykolizyjne statków
laboratorium systemów ECDIS
marine navigation
simulation studies
maneuvers collision of ships
laboratory systems ECDIS
Opis:
W artykule dokonano analizy wyników badań symulacyjnych nad manewrami antykolizyjnymi statków. Dane rejestrowano podczas symulacji prowadzonych w laboratorium systemów ECDIS z udziałem ekspertów - nawigatorów morskich. Przeanalizowano sposób ich wykonywania w celu identyfikacji najbardziej spodziewanego sposobu ich przeprowadzenia a następnie powiązania ich z odpowiednim profilem bezpieczeństwa nawigatora morskiego. Analizowano manewry zmiany kursu, prędkości i łączne zmiany obu parametrów ruchu statku. Przedstawiono założenia i przebieg badań symulacyjnych, oceniono wyniki i możliwość ich wykorzystania w dalszych pracach nad oceną profilu bezpieczeństwa oficerów nawigacyjnych na statkach. Przedstawiono wyniki w poszczególnych symulowanych scenariuszach, wybrane analizy cząstkowe oraz sformułowano wnioski.
The article analyses the results of simulation research on anti-collision maneuvers of ships. The data was recorded during the simulation research conducted in the laboratory of ECDIS systems with the participation of experts – marine navigators. The main purpose was identification of the most expected way that navigators perform them, and then link them with appropriate safety profile of the marine navigator. Paper presents guidelines and course of the simulation tests, results and the possibility of their use in further work on the evaluation of the safety profile of navigational officers. The results in different simulated scenarios and selected partial analysis are presented. Conclusions are drawn.
Źródło:
Autobusy : technika, eksploatacja, systemy transportowe; 2016, 17, 12; 503-508
1509-5878
2450-7725
Pojawia się w:
Autobusy : technika, eksploatacja, systemy transportowe
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Risk assessment of ships collision with moored ships by statistical method
Autorzy:
Bąk, A.
Gucma, L.
Powiązania:
https://bibliotekanauki.pl/articles/2069210.pdf
Data publikacji:
2015
Wydawca:
Uniwersytet Morski w Gdyni. Polskie Towarzystwo Bezpieczeństwa i Niezawodności
Tematy:
safety of navigation
risk assessment of collision
moored ships
Opis:
The paper presents simplify statistical method of risk assessment of collision with moored ships. The model is based on statistical – historical data and could be used for designing the places of dangerous cargo discharge or safety analysis of existing ones.[
Źródło:
Journal of Polish Safety and Reliability Association; 2015, 6, 1; 1--6
2084-5316
Pojawia się w:
Journal of Polish Safety and Reliability Association
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Marine Traffic Flow Model
Autorzy:
Yip, T.L.
Powiązania:
https://bibliotekanauki.pl/articles/116041.pdf
Data publikacji:
2013
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
marine traffic
traffic flow of ships
collision avoidance system
Opis:
A model is developed for studying marine traffic flow through classical traffic flow theories, which can provide us with a better understanding of the phenomenon of traffic flow of ships. On one hand, marine traffic has its special features and is fundamentally different from highway, air and pedestrian traffic. The existing traffic models cannot be simply extended to marine traffic without addressing marine traffic features. On the other hand, existing literature on marine traffic focuses on one ship or two ships but does not address the issues in marine traffic flow.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2013, 7, 1; 109-113
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Model of Oil Spills Due to Ships Collisions in Southern Baltic Area
Autorzy:
Gucma, L.
Przywarty, M.
Powiązania:
https://bibliotekanauki.pl/articles/117476.pdf
Data publikacji:
2008
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
pollution
Environment Protection
Oil Spill
Baltic Sea
Ships Collision
Risk of Collision
Bunker Spill
Marine Accidents
Opis:
The paper presents implementation of probabilistic ships collision model to evaluation of possible oil spills in the Southern Baltic Sea area. The results of the model is time, place and size of the oil spill due to ships collision. The results could be used for oil spill response action plans. The paper will open the discussion about validation of achieved results and will try to answer the question about verification of Baltic Sea oil spills data in comparison to worlds statistics.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2008, 2, 4; 415-419
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Vessel route optimization to avoid risk of collision between carriers of dangerous goods and passenger vessels
Autorzy:
Boć, R.
Marcjan, K.
Przywarty, M.
Gucma, L.
Powiązania:
https://bibliotekanauki.pl/articles/135356.pdf
Data publikacji:
2016
Wydawca:
Akademia Morska w Szczecinie. Wydawnictwo AMSz
Tematy:
carriage of dangerous goods
risk of collision
passenger ships
chemical tankers
optimization of ship routes
algorithm
Opis:
Abstract This article presents the underlying concepts of a mathematical model optimizing the routes of vessels carrying dangerous goods proceeding in the vicinity of passenger ferries. The method is based on the estimated risk of collision between a chemical tanker and a passenger vessel. Risk assessment was performed using three models. The first model determines the distance of the passing ships on the selected area on the basis of the AIS data. The second one is a stochastic model of navigational safety assessment, which provides statistical data on the probability of collision between the two chosen types of vessels. The third model determines the consequences of collisions between passenger ships and chemical tankers. The study defines the scope of the parameters affecting the objective function of vessel route optimization and their importance in the optimization problem.
Źródło:
Zeszyty Naukowe Akademii Morskiej w Szczecinie; 2016, 48 (120); 65-70
1733-8670
2392-0378
Pojawia się w:
Zeszyty Naukowe Akademii Morskiej w Szczecinie
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Modeling of Ship Collision Risk Index Based on Complex Plane and Its Realization
Autorzy:
Xu, X.
Geng, X.
Wen, Y.
Powiązania:
https://bibliotekanauki.pl/articles/116223.pdf
Data publikacji:
2016
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
risk
risk calculation
ship collision risk index
risk index
ships domain
Decision Support System (DSS)
modeling of ship collision risk index
ARPA
Opis:
Ship collision risk index is the basic and important concept in the domain of ship collision avoidance. In this paper, the advantages and deficiencies of the various calculation methods of ship collision risk index are pointed out. Then the ship collision risk model based on complex plane, which can well make up for the deficiencies of the widely-used evaluation model proposed by Kearon.J and Liu ruru is proposed. On this basis, the calculation method of collision risk index under the encountering situation of multi-ships is constructed, then the three-dimensional image and spatial curve of the risk index are figured out. Finally, single chip microcomputer is used to realize the model. And attaching this single chip microcomputer to ARPA is helpful to the decision-making of the marine navigators.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2016, 10, 2; 251-256
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Evaluation method of collision risk by using true motion
Autorzy:
Imazu, H.
Powiązania:
https://bibliotekanauki.pl/articles/117062.pdf
Data publikacji:
2017
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
collision risk
true motion
ships manoeuvering
Closest Point of Approach (CPA)
ARPA
Line of Predicted Collision (LOPC)
Obstacle Zone by Target (OZT)
Automatic Identification System (AIS)
Opis:
It is necessary to develop a useful application to use big data like as AIS for safety and efficiency of ship operation. AIS is very useful system to collect targets information, but this information is not effective use yet. The evaluation method of collision risk is one of the cause disturb. Usually the collision risk of ship is evaluated by the value of the Closest Point of Approach (CPA) which is related to a relative motion. So, it becomes difficult to find out a safety pass in a congested water. Here, Line of Predicted Collision (LOPC) and Obstacle Zone by Target (OZT) for evaluation of collision risk are introduced, these values are related to a true motion and it became visible of dangerous place, so it will make easy to find out a safety pass in a congested water.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2017, 11, 1; 65-70
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Maritime Autonomous Surface Ships (MASS) and the COLREGS: Do we need quantified rules or is “the ordinary practice of seamen” specific enough?
Autorzy:
Porathe, T.
Powiązania:
https://bibliotekanauki.pl/articles/116796.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
Maritime Autonomous Surface Ships (MASS)
colregs
collision avoidance
ordinary practice of seamen
officer of the watch (OOW)
shore control centre (SCC)
operational design domain (ODD)
anti-collision
Opis:
Maritime Autonomous Surface Ships (MASS) is currently on the agenda in several countries and also in the IMO. In Norway a 120 TEU container feeder is being build and will start sailing autonomously in 2022. The challenge is huge. One question is whether or not the present, quantitative, collision regulations needs to be updated to rules where expressions as “early” and “substantial” are quantified? Or if ships can sail autonomously under the present rules? Another question is if MASS should be marked to signal that the ship is in autonomous mode? Or if it is enough that she follows COLREGS? This discussion paper will take a closer look at these questions and advocate automation transparency, meaning that the behavior of an autonomous vessel has to make sense and be understandable to human operators on other manned ships and crafts.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2019, 13, 3; 511-517
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Implementation of Oil Spill Costs Model in the Southern Baltic Sea Area to Assess the Possible Losses Due to Ships Collisions
Autorzy:
Gucma, L.
Goryczko, E.
Powiązania:
https://bibliotekanauki.pl/articles/117188.pdf
Data publikacji:
2008
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
pollution
Environment Protection
Oil Spill
Baltic Sea
Ships Collision
Assessment of Losses
Simulation Method
Oil Spill Costs Model
Opis:
The paper presents an attempt to assessment of losses due to oil spills caused by ships collisions in the Southern Baltic Sea area. To assess the losses the data from two models were used. First of them is simulation model of ships collision with consideration of oil spills developed and the second is the model of oil spill cleanup cost is applied without consideration of environmental conditions influence.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2008, 2, 4; 405-407
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł

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