... with the deadwood has a higher relative rotative efficiency. When using the deadwood, the open-water efficiency of the propeller could be higher. As a total, the twin-skew has a little higher propulsive efficiency than the deadwood. cutter suction dredger propulsive efficiency twin-skeg deadwood CFD...

... to blending to form a new profile, thus realizing the three-dimensional surface deformation of the hull with fewer parameters. CFD method and multi-island genetic algorithm are used to optimize the ship hull of a high-speed ship. As to the ship optimized in the paper, 6 blending factors are used to control...

... in a sub-critical LOF (≤ 0.5). A combination of computational fluid dynamics (CFD) and finite element (FE) analyses in ANSYS Workbench software package is also employed for the assessment of the flow-induced vibrations (FIV) of the piping system, considering 1-way fluid-structure interaction (FSI) effects...

... (CFD) solver based on Reynolds Averaged Navier-Stokes (RANS) equation. Fairings are relatively neutrally buoyant elements that are installed along the axis of long circular cylinders in order to lower drag force and to minimize VIV. The work aims at studying the vortex shedding pattern of a bare...

... protecting the thruster from ingestion of large objects, is to use grids which are generally placed perpendicular to the local flow. Until the advent of Computational Fluid Dynamics (CFD), the effect of the grids on resistance could not be properly assessed due to the difficulty (or rather impossibility...

... Abstract In this study, a comparison of the experimental full scale ship resistance extrapolation procedure using the ITTC’78 power prediction method with a newly proposed hybrid EFD/CFD approach has been performed for two benchmark ship hull geometries. For both hulls, resistance tests have...

... and on internal structures such as inter-array cables (IACs) using a Computational Fluid Dynamics (CFD) solver. Sloshing resonance periods/frequencies are calculated using a theoretical formulation. Forced oscillatory motions of the MP in surge direction are simulated at selected sloshing resonance periods...

... method, particularly for propeller overload test cases. CFD body force propeller method virtual disk actuator disk inflow plane inflow sampling propeller induced velocity correction propeller overload test Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore...

... Abstract This study examines the influence of buoyancy elements on the VIV responses of a flexible riser using a combined method involving the non-linear time domain VIV prediction program VIVANA-TD and Computational Fluid Dynamics (CFD). Detailed analysis of the flow physics around buoyancy...

... or the one-way coupling numerical simulation based on RANS/CFD and FEM. To strengthen the interaction between fluid and structure, this paper uses the two-way coupling between fluid solver Star-CCM+ and finite element software Abaqus to calculate the vertical motion RAOs of a model ship at different...

..., it is necessary to develop a prediction method for unsteady two-phase flow in the piping, vibration of the piping and the piping fatigue strength. Several cases of unsteady two-phase flow Computational Fluid Dynamics (CFD) analysis were conducted to calculate excitation forces at each elbow of a jumper piping...

... Abstract This two-dimensional Computational Fluid Dynamics (CFD) study, investigates the effect of blade pitch angle on the performance of a vertical-axis wind turbine (VAWT). The research is focused on the analysis of the variations in blade aerodynamic loads and blade-wake interactions...

...-Structure Interaction simulation. fluid-structure interaction two-way coupling CFD FEA Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2024 June 9-14, 2024, Singapore, Singapore OMAE2024-126962 CONSTRUCTION AND VALIDATION OF A TWO-WAY...

... energy from the wave is possible. WEC (wave energy converter) ocean energy NDD (nozzel-diffuer duct) CFD reservoir Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2024 June 9-14, 2024, Singapore, Singapore OMAE2024-129795...

... will eventually be implemented to capture blade deformation and reduce load fluctuations. tidal turbine CFD rigid blade Oxford benchmark Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2024 June 9-14, 2024, Singapore, Singapore OMAE2024-125312...

... fluid dynamics (CFD) simulations can capture more flow effects with fewer assumptions and provide detailed body pressure mapping and flow-field information. It is important to compare predictions between mid-fidelity and high-fidelity codes, both to verify the models and to understand the limitations...

... Abstract This study delves into the intricate realm of forced oscillation Computational Fluid Dynamics (CFD) simulations, placing a particular emphasis on evaluating the added mass and damping characteristics of the SWACH floating wind platform. Specifically designed by Sevan SSP and featuring...

... Abstract The current study examines the influence of a new design of open ocean aquaculture (OOA) finfish structure and environmental and physical factors on the hydrodynamics and dissolved oxygen (DO) exchange using Computational Fluid Dynamics (CFD). The structure is a 1,500 m 3 square cross...

... prediction mathematical model CFD Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2024 June 9-14, 2024, Singapore, Singapore OMAE2024-123747 MANEUVERING PREDICTION OF A SURFACE COMBATANT IN CALM WATER WITH A CFD-INFORMED MATHEMATICAL MODEL Shawn...

... experiments are not viable. floating solar FSPV floating photovoltaic CFD wind load Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2024 June 9-14, 2024, Singapore, Singapore OMAE2024-129799 EXPERIMENTAL INVESTIGATION OF REAL-SCALE FLOATING...