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Keywords: hydrodynamics
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Proceedings Papers

Proc. ASME. OMAE2021, Volume 1: Offshore Technology, V001T01A022, June 21–30, 2021
Paper No: OMAE2021-62281
... using open-source certified aeroelastic code. The floating platform and the mooring system are designed for two different sites, West of Barra and South East of Gran Canaria island. The principal dimensions are presented along with the hydrostatic and hydrodynamic properties of the floating system...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A042, June 21–30, 2021
Paper No: OMAE2021-62012
...Abstract Abstract In this paper, the CFD framework REEF3D is utilized to investigate the hydrodynamics of a large offshore fish farm in waves. The solver consists of a rigid body dynamics solver for the frame structure coupled to a fluid solver including the shielding effects of the nets...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 8: CFD and FSI, V008T08A028, June 21–30, 2021
Paper No: OMAE2021-62298
... craft RANSE CFD forced motion hydrodynamics Proceedings of the ASME 2021 40th International Conference on Ocean, Offshore and Arctic Engineering OMAE2021 June 21-30, 2021, Virtual, Online OMAE2021-62298 VALIDATION OF FORCED HEAVE SIMULATIONS ON A PLANING HULL Nicholas Husser Carolyn Judge Stefano...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 8: CFD and FSI, V008T08A032, June 21–30, 2021
Paper No: OMAE2021-63428
... for installing the speed probe, considering the linearity of the flow, without high gradients and vortex structures. hydrodynamics speed sensor free surface DARPA submarine Proceedings of the ASME 2021 40th International Conference on Ocean, Offshore and Arctic Engineering OMAE2021 June 21-30, 2021...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A014, June 21–30, 2021
Paper No: OMAE2021-63034
...Abstract Abstract The applications of a Smoothed Particle Hydrodynamics (SPH)-based, a Finite Volume Method (FVM)-based and a Boundary Element Method (BEM)-based tools to investigate the nonlinear interactions between large waves and a submerged horizontal circular structure and to some extent...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 1: Offshore Technology, V001T01A041, August 3–7, 2020
Paper No: OMAE2020-19194
...CONSISTENT STATE SPACE MODELLING OF HYDRODYNAMIC MEMORY Karl E. Kaasen SINTEF Ocean Trondheim, Norway ABSTRACT The conventional way to model hydrodynamic memory or radiation force is to use retardation functions. These functions are usually derived from frequency-dependent damping func- tions...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 1: Offshore Technology, V001T01A062, August 3–7, 2020
Paper No: OMAE2020-18284
... FOWT and illustrates the effect on tower and substructure fatigue life compared to using the classical Morison approach. Keywords: Floating Offshore Wind Turbine, FOWT, Hywind, spar, hydrodynamics, coupled analysis, fatigue. INTRODUCTION With average significant wave heights typically larger than 2.5m...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 8: CFD and FSI, V008T08A042, August 3–7, 2020
Paper No: OMAE2020-18755
... the motions and structural loads on a containership in waves. The Flockstra (1974) containership model is used as the benchmark for this study as extensive experimental data is available to compare to the predictions. The hydrodynamic loads and motions are predicted using strip theory, a zero speed Green s...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A002, August 3–7, 2020
Paper No: OMAE2020-18355
...NUMERICAL SIMULATION OF HYDRODYNAMICS AROUND NET MESHES USING REEF3D Gang Wang1 Department of Civil and Environmental Engineering, Norwegian University of Science and Technology 7491 Trondheim, Norway College of Fisheries, Ocean University of China 266003 Qingdao, China Tobias Martin Department...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A020, August 3–7, 2020
Paper No: OMAE2020-18785
... capsule to travel on high speed. The conceptual tests show first results on tunnel depth, structural and geometrical design of an hyperloop tunnel and mooring system. Keywords: Ocean space utilization, Wave mechanics and wave effects, hydrodynamics NOMENCLATURE density peakedness factor from JONSWAP...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 9: Rodney Eatock Taylor Honoring Symposium on Marine and Offshore Hydrodynamics; Takeshi Kinoshita Honoring Symposium on Offshore Technology, V009T12A008, June 9–14, 2019
Paper No: OMAE2019-95238
... carried out using model tests to in order to account for the viscous dissipation on the gap hydrodynamics. However, it is known that the dissipative effects of viscosity may be nonlinear and thus, model test data obtained using one set of wave conditions may not be suitable for use in another scenario...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A050, June 9–14, 2019
Paper No: OMAE2019-95635
..., respectively. The hydrodynamic performance is simulated by the 3-D potential flow theory. The motions of platform, the loads on the articulated hinge and the power generation performance are documented in different cases. According to the simulations, the articulated offshore wind turbine shows good...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A024, June 9–14, 2019
Paper No: OMAE2019-95109
... increasing flow speeds the formation of a ventilated pocket in the lee of the cylinder, both of which grow with increasing velocity, with concomitant effects on the hydrodynamic loading. The relative length of submergence, or immersed aspect ratio (L/D) and end conditions of the cylinder with respect to tip...
Proceedings Papers

Proc. ASME. OMAE2012, Volume 4: Offshore Geotechnics; Ronald W. Yeung Honoring Symposium on Offshore and Ship Hydrodynamics, 847-853, July 1–6, 2012
Paper No: OMAE2012-84036
... This paper will discuss the very serious topic of the design of the WindFloat, a full-scale floating wind turbine. The importance of the fundamentals of hydrodynamics in achieving the desired performance cannot be overstressed. These will be discussed in this paper, together with some...
Proceedings Papers

Proc. ASME. OMAE2008, Volume 4: Ocean Engineering; Offshore Renewable Energy, 937-944, June 15–20, 2008
Paper No: OMAE2008-57903
... 24 07 2009 Abu Dhabi Emirate, United Arab Emirates has a unique tidal system. Understanding the tidal hydrodynamics in Abu Dhabi waters is very important for the design of the hydraulic structures and in the marine environmental studies. The objective of this study is to investigate...
Proceedings Papers

Proc. ASME. OMAE2003, Volume 1: Offshore Technology; Ocean Space Utilization, 293-300, June 8–13, 2003
Paper No: OMAE2003-37158
... proposed by Ferrari&Bearman (1999), numerical simulations for riser displacements have been performed. In line and transverse hydrodynamic current and wave loads on the riser are estimated and riser displacements thought Quasi 3D fashion are estimated in the time domain. Comparisons with literature...
Proceedings Papers

Proc. ASME. OMAE2006, Volume 2: Ocean Engineering and Polar and Arctic Sciences and Technology, 273-281, June 4–9, 2006
Paper No: OMAE2006-92223
... at the plant intake channel. oil slick trajectory hydrodynamics wind weathering Proceedings of OMAE 2006: 25 the International Conference on Offshore and Arctic Engineering Hamburg, Germany, 4 9 June 2006 A maximum flow velocity is 0.25 m/s. The plant is threatened by the oil slick which may...