Results 11 to 20 of about 1,096,822 (266)

NUMERICAL SIMULATION OF SHIP NAVIGATION IN ROUGH SEAS BASED ON ECMWF DATA

open access: yesBrodogradnja, 2021
Recently, several changes have been observed in the Earth’s environment. This is also applicable to the ocean environment. The concept of weather routing has been applied for ship navigation for a long time.
Patil Prasad Vinayak   +3 more
doaj   +1 more source

Experimental Investigation of Added Resistance of a Ship using a Hydroelastic Body in Waves

open access: yesInternational Journal of Technology, 2022
Ship resistance is an important characteristic to predict in the preliminary design stage. Proper prediction of ship resistance implies the fulfillment of the required speed and power of a ship.
Suandar Baso   +4 more
doaj   +1 more source

Determination of Seakeeping Performance for a Case Study Vessel by the Strip Theory Method

open access: yesPolish Maritime Research, 2020
The increase of seakeeping performance is of particular importance for car and passenger ferries, service ships in the gas and oil extraction industry and offshore wind power farm industry, as well as for special purpose ships (including military ...
Niklas Karol, Karczewski Artur
doaj   +1 more source

Assessment of the Influence of Added Resistance on Ship Pollutant Emissions and Freight Throughput Using High-Fidelity Numerical Tools

open access: yesJournal of Marine Science and Engineering, 2022
The reduction of ship pollutants is a key issue in the international agenda. Emissions estimation is usually based on standard calculations that consider the different scenarios of ships.
José Enrique Gutiérrez-Romero   +1 more
doaj   +1 more source

Prediction of resistance and propulsion performances using calm-water and resistance tests in regular head waves of a 1,800 TEU container ship

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2022
This paper predicts resistance and propulsion performances in regular and irregular head waves of a 1800 TEU container ship. ‘Calm-water tests’ and ‘resistance test in regular waves’ have been performed. Methods applied are the LVM-W and the revised ITTC-
Jin-Won Yu   +5 more
doaj   +1 more source

Artificial Neural Network Model for the Evaluation of Added Resistance of Container Ships in Head Waves

open access: yesJournal of Marine Science and Engineering, 2021
The decrease in ship added resistance in waves fits into both the technical and operational measures proposed by the IMO to reduce the emissions of harmful gases from ships. Namely, the added resistance in waves causes an increase in fuel consumption and
Ivana Martić   +3 more
doaj   +1 more source

Experimental and Numerical Investigation of the Added Resistance in Regular Head Waves for the DTC Hull

open access: yesJournal of Marine Science and Engineering, 2023
Reducing the added resistance in waves has become a crucial aspect of today’s ship design. The added resistance in waves is traditionally considered proportional to the square of wave height.
Ana-Maria Chirosca   +5 more
doaj   +1 more source

Method for rudder roll stabilization control by maintaining ship speed

open access: yesZhongguo Jianchuan Yanjiu, 2017
A ship navigating on the surface of the water may experience greater resistance, adversely affect-ing its speed and leading to energy loss. The added resistance of surface ships in both still water and waves are investigated, and the computation method ...
LIU Zhiquan, JIN Hongzhang
doaj   +1 more source

Study on the Added Resistance of Barge in Waves [PDF]

open access: yesJournal of Korean navigation and port research, 2010
선박이 파랑중을 항행할 경우에는 정수중에 비하여 저항이 증가하기 때문에 예부선의 안정성 확보를 위해 예선의 예인마력과 예인삭의 절단하중 등을 산정할 때에 부선의 정수중 저항값 및 파랑중 저항값을 정확히 추정해야 안전한 예항업무를 이행할 수 있다. 현재 정부에서 제안하고 있는 방법에 의하면 부선의 전저항 산정시 마찰저항, 조파저항, 공기저항은 선체의 형상 및 예선의 속력 등을 고려하여 산정하지만 부가저항은 유의파고에 따라 일률적으로 적용하고 있다.
Byung-Kil Ahn, Sang-Min Lee
openaire   +1 more source

Uncertainty Study of Added Resistance Experiment [PDF]

open access: yesJournal of the Society of Naval Architects of Korea, 2014
In this study, uncertainty analysis based on ITTC(International Towing Tank Conference) Recommended Procedures is carried out in the towing-tank experiment for motion responses and added resistance. The experiment was conducted for KVLCC2 model in head sea condition.
Dong-Min Park, Jaehoon Lee, Yonghwan Kim
openaire   +1 more source

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