Ship Motions in Waves
The study of ship motions in regular waves using a mesh free numerical method
... of ship motions made using mesh-free methods need to be validated for benign conditions, such as regular waves, before progressing to non- benign ...a ship in regular waves by the ...
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Numerical studies on non-linearity of added resistance and ship motions of KVLCC2 in short and long waves
... body motions, it can also calculate the deformation modes of a ship's hull girder, internal loads, pressure on the hull and added resistance in ...speed ship motions are solved using the AFS ...
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Numerical studies on added resistance and motions of KVLCC2 in head seas for various ship speeds
... amplitude ship motions and with nonlinear fl ow phenomena such as breaking waves and green water, without explicit approximations and empirical ...head waves using CFD tools as presented at the ...
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On singular and highly oscillatory properties of the Green function for ship motions
... analysing ship motions in waves is the velocity potential due to a point source pulsating and advancing at a uniform forward ...a ship advancing in ...
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The study of ship motions in regular waves using a mesh free numerical method
... to ship motions, this ‘drift-like’ behaviour suggests that drift could be modeled with this approach also – in which case the floor motions would need to ...
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Full-scale unsteady RANS simulations of vertical ship motions in shallow water
... and motions when the vessel is ...beam waves, which the author believed stemmed from asymmetry in the hull's ...the motions of three-dimensional bodies fl oating freely in waves in shallow ...
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Alternative strip method for a laterally drifting ship in waves
... of ship motions is by using sets of offset data for each drift ...container ship (SR108) which is taken from different sets of drift angle in the strip ...
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A comparative study on ship motions : theory vs. model experiments
... Nutku Ship Model Testing Laboratory for a cargo ship with transom stern for varying model speeds corresponding to ...head waves. Heave and pitch RAOs for the ship and added resistance due to ...
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CFD simulations of vertical ship motions in shallow water
... Stokes waves should be used for nondimensional period numbers smaller than ...incident waves and it is not possible to adjust the software package to model any other wave ...Stokes waves inside the ...
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Adaptive signal prediction with application to ship motions
... the ship position and orientation, it is necessary to have at one's disposal a m athem atical m odel of the response of the ship to thruster inputs as well as external disturbances (water current, w ind ...
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Astronomical Motions II. Celestial Motions
... You may have previously observed the motion of a planet (or the Moon) over a very short time. In this exercise, you will see the motions of the Sun and Moon over an extended period of time. As you watch the Sun ...
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NOTES Motions of Earth.doc
... ++ For the earth, it’s the orbit around the sun.. 2) Sidereal Day - Time it takes for a star or constellation to reappear in the same position in the night time sky. OR One complete ro[r] ...
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MOTIONS FOR LEAD PLAINTIFF
... pre-trial motions in these class actions for lead plaintiff status, the paper analyzes the factors that affect which particular movant a court appoints as lead ...pre-trial motions for lead plaintiff and, ...
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Roll reduction and course keeping for the ship moving in waves with factorized NGMV control
... For the roll motion time responses in Fig. 4, the roll reduction ratio of L2-NGMV is a little higher (i.e. 2.3%) than that of NGMV, because their values are both over 90% which is a relatively high performance value. ...
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AN ACOUSTIC ANTIFOULING STUDY IN SEA ENVIRONMENT FOR SHIP HULLS USING ULTRASONIC GUIDED WAVES
... The effects of biofouling can be very problematic for underwater structures especially ship hulls and submarines. The marine industry spends billions of dollars worldwide in the prevention and removal of marine ...
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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] ...
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Dirichlet Brownian Motions
... In Section 3 we consider a different construction of the Brownian motion based on an exchangeable sequence from Dirichlet processes samples which is shown to be a limit of a random walk [r] ...
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Investigation of ship-bank, ship-bottom and ship-ship interactions by using potential flow method
... Figure 10. Wave patterns of Test 1. (a) Present calcu- lation; (b) CFD results from Zou and Larsson [12]. The wave pattern of Test 1 obtained from MHydro is shown in Figure 10 (a) and the CFD results [12] are shown in ...
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Bounds on causal parameters of prospective ground motions and their effect on characteristics of selected ground motions
... ground motions for seismic response analysis ...ground motions, such as magnitude, source-to-site distance, site condition, and are often referred to as (implicit) causal ...ground motions based on ...
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Singularities of optimal attitude motions
... attitude motions for ...corresponding motions derived independently of a local coordinate chart. These motions have the potential to be used as smooth, optimal reference trajectories for performing ...
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