... Abstract This research paper examines the effectiveness of the Vertical Axis Autorotation Current Turbine (VAACT) by conducting simulations using a two-dimensional Computational Fluid Dynamics (CFD) model. The verification and validation are carried out using the recommended practices from...

... with seawater, complex multiphase flow upwelling issues are generated. In this paper, in terms of the open-source Computational Fluid Dynamics (CFD) software OpenFOAM ® , a Lagrangian solver coupled the Eulerian and Lagrangian phases is established to simulate the flow of solid-liquid two-phase within...

... are the challenges to establishing safe and sustainable hydrogen infrastructure. A comprehensive analysis consisting of computational fluid dynamics (CFD) and machine learning algorithms (MLAs) is conducted to study the leakage of hydrogen in a cuboid room with two vents located on the side wall (door vent) and roof...

... Abstract Several recent benchmark studies have demonstrated that Computational Fluid Dynamics (CFD) is capable of capturing both nonlinear and viscous effects in marine hydrodynamics and predicts wave- and current-induced offshore platform motions accurately. A CFD-based numerical wave basin...

... Method (DEIM) Wind Load, Computational Fluid Dynamics (CFD), Floating Production Storage and Offloading (FPSO). NOMENCLATURE parameter-based coefficient B full order operator 1 Contact author: [email protected] CF E f H i n q S, s u x, y, z Y force coefficient master matrix full order...

... Abstract This paper presents the results of wind loads computational fluid dynamics (CFD) calculations performed on the topside structures of a typical GustoMSC designed self-propelled wind turbine installation jack-up. To investigate the effect of geometrical simplifications on the overall...

... response of floating bodies in waves. In this paper, we focus on estimating the viscous damping force acting on the floating body by using computational fluid dynamics (CFD) and clarifying its accuracy by comparing with the results of the tank test. In addition, by comparing the dynamic wave pressure...

... hydrodynamics (SPH) computational fluid dynamics (CFD) surface-piercing strut tandem struts breaking waves Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5-10, 2022, Hamburg, Germany OMAE2022-81431 HYDRODYNAMIC INTERACTIONS OF MULTIPLE...

... alternative geometries were compared. A frequent sea-state off the northern Atlantic coast of Portugal near the northern outer rubble-mound breakwater of the port of Leixões — the research prototype — is considered. wave energy converter (WEC) computational fluid dynamics (CFD) multi-purpose...

... designs presently used, which in many cases can give Ra numbers substantially higher than 2.3 · 10 6 . Computational Fluid Dynamics (CFD) coupled with heat transfer analysis is employed for this purpose, while simpler heat transfer models applying the existing analytical methods are also used...

..., the hydrodynamic coefficients have been obtained from physical model tests on short rigid riser sections. Recently, the offshore industry has started to use Computational Fluid Dynamics (CFD) analysis for predicting the hydrodynamic coefficients, due to the recent advancement of CFD software and high-performance...

... FOWT. The modelling is achieved by using a high-fidelity computational fluid dynamic (CFD) solver based on OpenFOAM. After the verification of the numerical model for the TLMCD system, it is extended to the modelling of the internal sloshing of TLMCD under prescribed pitch motions. A fully coupled...

.... proper orthogonal decomposition (POD) reduced order model (ROM) data assimilation (DA) extended Kalman filter (EKF) gappy POD (GPOD) wind load computational fluid dynamics (CFD) Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5...

.... computational fluid dynamics (CFD) multiphase flows bubbly flow slug flow churn flow annular flow vertical pipes Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5-10, 2022, Hamburg, Germany OMAE2022-79277 HYBRID MULTIPHASE CFD MODEL...

... Abstract A fundamental understanding of the impact of different hydrodynamic, scaling, and geometric conditions on cuttings transport are essential for successful wellbore drilling. This study presents a validated computational fluid dynamics (CFD) model for investigating cuttings transport...

... Abstract Wind tunnel test, Computational Fluid Dynamics (CFD) simulation, and Proper Orthogonal Decomposition (POD) based Reduced Order Model (ROM) are used for wind load prediction on a LNG carrier in this project. In order to train the model for high accurate predictions and provide wind load...

..., it is important to specify appropriate boundary conditions for the gas and liquid phases at the inlet which can correctly define the slug length and velocity. This paper presents a translational periodic Computational Fluid Dynamics (CFD) model which can effectively capture slug flow in horizontal pipes...

... Industries. The analytic or numerical formulae of wind speed and turbulent quantities for several RANS (Reynolds-Averaged Navier-Stokes) models are derived for the wind models, and the sustainability of wind profiles are verified. atmospheric boundary layer (ABL) computational fluid dynamics (CFD...

... coefficients have been obtained from physical model tests on short rigid riser sections. Recently, the offshore industry has started to use computational fluid dynamics (CFD) analysis for predicting the hydrodynamic coefficients due to the recent advancement of CFD software and high-performance computing...

.... The VIM responses from these blind calculations are presented, showing close agreement with the model test data. computational fluid dynamics (CFD) vortex-induced motion (VIM) semisubmersible fluid-structure interaction (FSI) Proceedings of the ASME 2021 40th International Conference on Ocean...