Results 31 to 40 of about 373,860 (210)

Experimental and numerical evaluation of the added wave resistance for an ultra large container ship in shallow water [PDF]

open access: yes, 2019
In this paper, the added wave resistance of an Ultra Large Container Ship (ULCS) in shallow water is investigated both experimentally and numerically.
Delefortrie, Guillaume   +5 more
core   +2 more sources

Numerical study of ship motions and added resistance in regular incident waves of KVLCC2 model

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2017
In this study, the numerical investigation of ship motions and added resistance at constant forward velocity of KVLCC2 model is presented. Finite volume CFD code is used to calculate three dimensional, incompressible, unsteady RANS equations.
Yavuz Hakan Ozdemir, Baris Barlas
doaj   +1 more source

Evaluation of the Effect of Container Ship Characteristics on Added Resistance in Waves

open access: yesJournal of Marine Science and Engineering, 2020
Added resistance in waves is one of the main causes of an increase in required power when a ship operates in actual service conditions. The assessment of added resistance in waves is important from both an economic and environmental point of view, owing ...
Ivana Martić   +3 more
doaj   +1 more source

Experimental-numerical analysis of added resistance to container ships under presence of wind-wave loads.

open access: yesPLoS ONE, 2019
Experimental and numerical analyses performed on a scaled-down model of a 1900TEU container-ship are reported herein. Wind-tunnel and towing-tank experiments along with computational-fluid-dynamic simulations were performed to obtain (1) wind-load ...
Wei Wang   +5 more
doaj   +1 more source

Predicting the effect of biofouling on ship resistance using CFD [PDF]

open access: yes, 2017
This paper proposes a Computational Fluid Dynamics (CFD) based unsteady RANS model which enables the prediction of the effect of marine coatings and biofouling on ship resistance and presents CFD simulations of the roughness effects on the resistance and
Demirel, Yigit Kemal   +2 more
core   +1 more source

Research on Ship Resistance Prediction Using Machine Learning with Different Samples

open access: yesJournal of Marine Science and Engineering
Resistance serves as a critical performance metric for ships. Swift and accurate resistance prediction can enhance ship design efficiency. Currently, methods for determining ship resistance encompass model tests, estimation techniques, and computational ...
Yunfei Yang   +6 more
doaj   +1 more source

Experimental studies on seakeeping and maneuverability of ships in adverse weather conditions [PDF]

open access: yes, 2017
The introduction of the energy efficiency design index (EEDI), which is applicable for various types of new-built ships after January 1,2013, raised concerns regarding the sufficiency of propulsion power and steering devices to maintain maneuverability ...
Cura-Hochbaum, Andrés   +6 more
core   +1 more source

On the importance of antifouling coatings regarding ship resistance and powering [PDF]

open access: yes, 2013
This paper aims to introduce one of the latest investigations on development of marine antifouling coatings and also to demonstrate the importance of the type of antifouling coatings on fouling accumulation and ship resistance/powering.
Demirel, Yigit Kemal   +3 more
core  

Analisa Teknis Optimalisasi Sistem Propulsi Kapal Ikan Menggunakan Cvt Gearbox [PDF]

open access: yes, 2012
The propulsion system of traditional fishing vessels until this time generally still using a single transmission gearbox. Transmission system with a single speed gearbox cannot operate at the optimum operation main engine, causing the engine operation ...
Eko Prayitno, Muhamad Muhadi
core   +2 more sources

Influence of waterjet duct on ship's resistance performance

open access: yesZhongguo Jianchuan Yanjiu, 2017
The waterjet duct can change the flow field of the stern, and it has a great influence on the resistance performance of the ship. The resistance performance of marine vehicles driven by waterjets is very different from that of conventional ships, so it ...
QIAN Hao   +3 more
doaj   +1 more source

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