... ship motion reservoir simulation body force model computation information upstream oil & gas china government ship self-propulsion ocean eng propeller result wang propeller model europe government actual propeller case actual propeller model grid Proceedings of the Thirty-third...

... ABSTRACT The results of computational fluid dynamics (CFD) are significantly affected by the mesh and the numerical methodology chosen by the users. In this study, to overcome the mesh dependency by users, a macro that automates mesh generation and simulation settings is developed using...

... and maintaining excellent resistance performance. However, it is crucial to guarantee the safety of these operations since the potential consequences can be critical. In this context, methods that accurately compute the forces and moments of these new hull designs are sought, as well as the enhancement...

..., 2019, 2021). To perform these computations, the compressible multi-phase solver within the OpenFOAM numerical toolbox is presently combined with the waves2FOAM libraries to generate waves and resolve the Navier Stokes equations. Moreover, in these considered solvers, the free surface is treated using...

... upstream when the blade load increases; this happens because the distance between tip vortices decreases, thus increasing the mutual interaction. propeller free surface computation vortex blade loading upstream oil & gas italy government open-water condition tip vortice interaction...

... ABSTRACT This paper presents the results of ongoing work regarding numerical simulations of breaking wave impacts on a surface-piercing cylinder. The computational fluid dynamics solver, Code_Saturne , using the volume of fluid approach, is presented and utilised for offshore hydrodynamics...

... ABSTRACT Fire safety is important to maritime safety. Fire-resisting divisions are the essential part of fire safety, and it aims to contain the fire in the space of origin. The design work is to compute fire integrities of boundary bulkheads and decks according to space fire risks in order...

... ABSTRACT In this paper, the computation of wave loads on a ship in an ice channel is carried out through a boundary integral equation method. The ice channel is confined between two semi-infinite ice sheets. The linearized velocity potential theory is used for the fluid flow and the thin...

... slope resistance head sea computation free surface wavelength motion response free-running test ocean engineering prediction experiment wave case ship performance test method propeller Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai...

... drilling equipment lower end model drill pipe guide pipe rotation speed magnus effect oblique angle upstream oil & gas displacement cylinder uniform flow velocity experiment drilling operation hydrodynamic force flow velocity calculation computation lift force...

.... In this study, the Consistent Particle Method (CPM) is enhanced by incorporating the continuum surface force (CSF) model and applied to simulate the oil spill process. Firstly, the advantage of CPM in computing the curvature of an interface, which is key in simulating the interfacial tension force...

... ABSTRACT This study considers the hydrodynamic characteristics of an AUV near uneven seabed. An improved hydrodynamic algorithm based on conformal mapping and boundary element method is proposed in this paper to improve the accuracy and efficiency of numerical computation. The proposed...

... adaptive particle refinement free surface computation gisler tsunami generation asteroid impact maximum cavity diameter asteroid particle diameter cavity diameter water entry simulation smoothed particle hydrodynamic method refinement area particle refinement cavity tsunami...

... solver to keep the simulation flexible for operation, and MPI parallel method and data structure methods, such as ADT and KD-tree methods, are used in order to make computation speed efficient. With the help of overset grid solver, CFD solver can efficiently simulate fluid-body (or wave-body) interaction...

... The ultimate strength of corroded steel plates with pitting corrosion is studied by stochastic FEM in this paper. An automatic 3D Finite Element Method(FEM) computation procedure scripted by MATLAB/ABAQUS/Python is proposed for stochastic solid model of corroded plates. Finishing great amount...

... that alter the near-field hydrodynamics. Not all models are capable of accurately simulating the above. In a comprehensive review Hayatdavoodi and Ertekin (2016) presents the key studies relevant to waves interacting with bridge decks and flat plates. renewable energy computational domain...

.... Validation computations on the numerical model are performed by comparing the wave forces on horizontal cylinder with other experimental and numerical results. Wave forces on pile structures are obtained and compared with the prediction of Morison equation, and the agreement is quite well which proves...

... for harbor manoeuvring data. hydrodynamic performance computation freight & logistics services lateral motion navigation lateral force reservoir simulation ship speed numerical computation ship water depth upstream oil & gas cross flow hull equation convergence study...

... to a propeller and the effect to self-propulsion factors is observed in the model test. However it is typically difficult to predict the effect by Computational Fluid Dynamics (CFD) because a fin is considerably smaller than the hull and there is a distance between a fin and a propeller. To clarify the mechanism...

... be attributed to the effective pitch used since the open water computations of IIHR was not considered in this computations. Though the thrust prediction was reliable, the torque deviation was comparatively higher due to the value of coefficient of drag used in the propeller code. The computationally predicted...