...ABSTRACT ABSTRACT Highly accurate Boussinesq-type equations in terms of velocity potential are used for the simulation of shallow-water sloshing in a rectangular tank. The finite difference method is used for the spatial discretization of derivatives. The total velocity potential is separated...

... of the research on ship stability. probability density distribution ship motion response spectrum equation artificial intelligence filter model differential equation fpk equation finite difference method noise stability white noise coefficient exact solution drift coefficient filter 2...

... Abstract Numerical model for gas decompression and bubble growth during longitudinal fracture in underwater pipelines was developed. The model, which is based on finite difference method, take into account the interaction between gas decompression and bubble growth. To validate the model...

... deformation solutions. In this paper, the riser is modeled used the non-linear large-deflection beams accurately as a result of its inclination angle's rapid changes. And the seabed is simplified as rigid. Using the finite difference method to write the program in MATLAB, the numerical solutions are obtained...

... ABSTRACT: A numerical method has been developed to compute the viscous ship flow on non-orthogonal curvilinear grids. The single-phase level set method is adopted to capture the free surface, and an eigenvaluebased pseudo-compressibility finite difference method is used to solve the fully...

... to demonstrate it. Use MultiGen Creator to transform terrain original data into 3D model. Use the finite difference method to solve nonlinear shallow equations to get the initial data of 3D simulation. Program with C++ and 3D engine Vega. Algorithm of simulating and displaying is offered. Using the method...

... ABSTRACT In the present study, the coupling effects of ship motion and sloshing is considered. The linear ship motion is solved using an impulse response function (IRF) method, while the nonlinear sloshing flow is simulated using a finite difference method. The wave-induced and sloshing...

.... The numerical analysis was carried out by the classical depth averaged shallow water equations and the numerical solution of the discrete problem was achieved by a finite difference method. The experiments were performed in a shallow water tank, obtaining the flow field by PIV. The results point out...

... ABSTRACT In the present paper the numerical model developed at the Italian Agency for Environmental Protection is presented: a linear version of shallow water equations is implemeted by a finite difference method, based on a 3rd order Runge-Kutta time marching scheme. Complex geometries...

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... ordinary differential equations are used in analyzing motion of a towed body. The boundary conditions of the system are derived. The numerical scheme is based on a finite difference method. A number of runs are simulated including maneuvers such as turns and sudden velocity changes. The results show...

... ABSTRACT A numerical prediction scheme of the tidal circulation due to a submerged structure was developed. The three-dimensional shallow water equation was solved using multi-level finite difference method. Time integration of the equations was done using three-time level explicit scheme...

... in a tank, and a time history analysis of free surface elevation of the sloshing liquid. The numerical simulations are executed using the finite difference method (SOLA-SURF scheme). A series of numerical calculations is performed for a half-annulus tank, half-ellipse tanks with and without a baffle plate...