Ship Resistance
Initial investigation of ship resistance at river mouth area
... of ship resistance and propulsion study on the design ...the resistance of a ship, in practice, designer has several options ...the ship resistance determination; the traditional ...
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Establishing Mathematical Model to Predict Ship Resistance Forces
... of ship resistance at preliminary stages of design ...of resistance in shallow water based on the solution of the Reynolds-averaged Navier-Stokes (RANS) equations, a Rankine Panel method and a method ...
10
Determining Ship Resistance Using Computational Fluid Dynamics (CFD)
... Ship resistance is defined as the force required to tow or to move the ship in calm water at a constant ...The resistance of a ship depends on the velocity of the ...Therefore, ...
6
Effect of barnacle fouling on ship resistance and powering
... total resistance of a very large crude oil carrier due to light calcareous tubeworm ...maintaining ship efficiency in operational con- ...frictional resistance of a ...on ship ...
16
Validation of the CFD approach for modelling roughness effect on ship resistance
... on ship resistance using Computational Fluid Dynamics ...frictional resistance due to the surface roughness, the experimental validations have been made only for flat plates which have zero pressure ...
24
On the importance of antifouling coatings regarding ship resistance and powering
... on ship resistance and ...frictional resistance and effective power is evaluated for each particular case by using boundary layer similarity law analysis and experimental ...on ship ...
13
Hydrodynamic Analysis of Ship Resistance following ITTC Method and Star CCM+
... a ship in steady rectilinear motion at the free surface of a calm sea is a classic problem in ship hydrodynamics [1], where ship waves and wave resistance are subjects of utmost ...The ...
5
Predicting the effect of biofouling on ship resistance using CFD
... frictional resistance of flat plates of full-scale ship lengths at full-scale ship speeds can be accurately simulated using either wall-functions or near-wall ...frictional resistance and does ...
19
A comparative study on the design of an environmentally friendly RoPax ferry using CFD
... on ship hull ...calm-water resistance using a CFD ...fast ship using CFD and structural ...wave-making resistance and a RANS solver together with an Integral Boundary Layer solver to predict ...
44
A new energy saving twin rudder system - Gate Rudder
... a ship share almost similar long service ...increased ship resistance as an appendage to the hull; (b) modifications to the stern arrangement to accommodate the rudder that enforces restriction not ...
19
CFD Analysis into the Drag Estimation of Smooth and Roughened Surface Due to Marine Biofouling
... on ship due to marine biofouling using CFD approach. A cargo ship with one year operation was used for the study and to examine the effect of biofouling between smooth and roughened hull by observing the ...
8
Numerical Estimation of Shallow Water Resistance of a River Sea Ship using CFD
... of ship resistance and their behavior form a significant aspect in ship ...The resistance of a ship at a given speed is the fluid force acting on the ship in such away as to ...
8
Estimation of added resistance and ship speed loss in a seaway
... of ship pollution and emissions, maximization of energy e ffi ciency, enhancement of safety requirements and minimization of operational expenditure are key ...on ship resistance and propulsion ...
12
Numerical studies on added resistance and motions of KVLCC2 in head seas for various ship speeds
... of ship pollution and emissions, maximisation of energy efficiency, enhancement of safety requirements and minimization of operational expenditure are required and ...only ship resistance and ...
11
Experimental analysis of an air cavity concept applied on a ship hull to improve the hull resistance
... As previously described, a speed curve was generated of the datum hull form to act as a basis for comparison. Figure 10 is a graphical representation of the datum speed curve from 0.6m/s to 1.5m/s. Upon the datum hull ...
24
The nuclear propulsion of merchant ships: Aspects of engineering, science and technology
... Given the radiation risks and thermal emissions from spent fuel a study of the arrangements for the Savannah and Otto Hahn shows that the reactor compartment was able to be accessed from the main deck level, thereby ...
14
Numerical analysis of the behaviour of vessels advancing through restricted shallow waters
... For the abovementioned reasons, the current study aims to conduct an in-depth parametric analysis and prediction of the resistance, trim and sinkage of a vessel advancing through a channel with varying underwater ...
16
Numerical Design and Performance Analysis of a Tug Boat Propulsion System
... Cruise ships are mostly leisure vessels with large hotel loads and power require- ments. They are built for high degree of reliability with efficient systems with modern technology systems. Their propulsion systems are ...
19
Modelling of ship bank interaction and ship squat for ship handling simulation
... Ch'ng 1991 developed empirical equations for the prediction of steady-state bank induced sway force and yaw moment for surface piercing banks down to a water depth to draught ratio of 1.[r] ...
199
Study on the Early Warning Model of VTS Based on Dynamic Ship Domain
... A ship collision early warning model is established on the basis of that ship domain, which properly enlarges the horizontal plane of the ship domain model and adds the collision-judging[r] ...
5