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Keywords: numerical wave tank
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Proceedings Papers

Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A042, June 5–10, 2022
Paper No: OMAE2022-79239
... numerically. Numerical Wave Tanks (NWT) are being considered as a possible substitute for model tests for well-defined scope of works. Such techniques based on Computational Fluid Dynamics (CFD) using Euler’s equations have been applied to the rectangular barge with skirts as a test case for this new...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 1: Offshore Technology, V001T01A006, June 5–10, 2022
Paper No: OMAE2022-87901
... of the variational method. The new numerical model is verified following the qualification criteria proposed in the ‘Reproducible Offshore CFD JIP’. The verification results of the new model show both robust convergence behavior and efficiency in practical numerical setup. numerical wave tank non-linear...
Topics: Kinematics, Waves
Proceedings Papers

Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A008, June 5–10, 2022
Paper No: OMAE2022-79108
... plastics discrete particle model Lagrangian particle tracking Stokes drift numerical wave tank Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5-10, 2022, Hamburg, Germany OMAE2022-79108 NUMERICAL SIMULATION OF THE WAVE-INDUCED DRIFT...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A052, June 5–10, 2022
Paper No: OMAE2022-79828
..., is applied to model the mixed long-crest wave composed of wind-sea and swell components. Based on an in-house computational fluid dynamics (CFD) solver, a numerical wave tank is developed and the wave generating method by defining the velocity inlet boundary condition is used to simulate the mixed wave...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 6B: Ocean Engineering, V06BT06A069, August 3–7, 2020
Paper No: OMAE2020-18672
... as possible in a wave tank in order to simulate a more realistic scenario. This study investigates the above problem in a systematic manner by using a fully-nonlinear numerical wave tank based on the three-dimensional time-domain Harmonic Polynomial Cell (HPC) method. Wave is generated by flap-type wave...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 7B: Ocean Engineering, V07BT06A060, June 9–14, 2019
Paper No: OMAE2019-95664
...Abstract Abstract This study aims at the numerical analysis of wave characteristics when a wave propagates on the porous slope seabed. Numerical wave tank technique was developed using boundary element method with constant panels on the boundary. The fluid was satisfied with potential flow...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 3: Structures, Safety, and Reliability, V003T02A020, June 9–14, 2019
Paper No: OMAE2019-95193
... causing destruction to coastal and offshore structures. These extreme waves are represented by focused waves in the present study and the impact on offshore deck is studied. Numerical wave tank used is modelled using open-source software REE3D, where the level set method is used to capture the air-water...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A009, June 9–14, 2019
Paper No: OMAE2019-96838
... developed for the other floater types must be modified for application to an FPSO. This paper describes how the NWB modeling practices have been improved, and then compares results from NWB simulations with those from physical model testing. FPSO numerical wave tank global performance CFD-BASED...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A008, June 9–14, 2019
Paper No: OMAE2019-96460
...Abstract Abstract A heuristic approach to investigate the characteristics of the numerical waves propagating in various CFD-based NWT set ups is proposed to develop an optimal grid system for a numerical wave tank. Linear dispersion relations of the waves in a Cartesian grid system are derived...
Proceedings Papers

Proc. ASME. OMAE2011, Volume 6: Ocean Engineering, 575-584, June 19–24, 2011
Paper No: OMAE2011-49777
... 01 11 2011 Based on the Reyonlds Averaged Navier-Stokes (RANS) equation for incompressible, viscous fluid, a VOF-based numerical wave tank which could accurately generate and absorb waves is investigated. Three different wave-making functions, namely ‘Inlet-velocity boundary condition...
Proceedings Papers

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 6, 589-596, June 6–11, 2010
Paper No: OMAE2010-20337
... 10 01 2011 In this study, a 3-D numerical wave tank is developed, based on a commercial computational fluid dynamics (CFD) package (FLUENT) to predict wave forces on coastal and offshore structures. A source wave-generation method is introduced to FLUENT through user-defined functions...
Proceedings Papers

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 6, 515-524, June 6–11, 2010
Paper No: OMAE2010-20260
... under the deck of the platform to trace potential deck impact. The predetermined irregular wave train was simulated in a numerical wave tank and verified against physical tank results. Analysis of the air gap response, wave run up and impact loads on the semi-submersible platform were conducted...
Proceedings Papers

Proc. ASME. OMAE2009, Volume 5: Polar and Arctic Sciences and Technology; CFD and VIV, 323-330, May 31–June 5, 2009
Paper No: OMAE2009-79213
... dynamic loads acting on them. In the proposed paper, a solution scheme for solving the green water problem in the numerical wave tank with commercial CFD software FLUENT will be presented. This solution scheme consists of the decompositions of the computational domain, and an automatic updating method...
Topics: Water, Waves
Proceedings Papers

Proc. ASME. OMAE2007, Volume 5: Ocean Space Utilization; Polar and Arctic Sciences and Technology; The Robert Dean Symposium on Coastal and Ocean Engineering; Special Symposium on Offshore Renewable Energy, 329-336, June 10–15, 2007
Paper No: OMAE2007-29398
... 22 05 2009 In this paper, a fully nonlinear numerical wave tank model has been used to simulate the propagation of fully nonlinear waves in different water depths. In the numerical wave tank model, the fully nonlinear dynamic and kinematic free-surface boundary conditions have been...
Proceedings Papers

Proc. ASME. OMAE2007, Volume 5: Ocean Space Utilization; Polar and Arctic Sciences and Technology; The Robert Dean Symposium on Coastal and Ocean Engineering; Special Symposium on Offshore Renewable Energy, 337-343, June 10–15, 2007
Paper No: OMAE2007-29431
... 22 05 2009 The fully nonlinear wave interaction with submerged breakwaters that possess various configurations has been investigated using a fully nonlinear numerical wave tank model. In the numerical wave tank model, the fully nonlinear dynamic and kinematic free-surface boundary...
Proceedings Papers

Proc. ASME. OMAE2003, Volume 1: Offshore Technology; Ocean Space Utilization, 643-652, June 8–13, 2003
Paper No: OMAE2003-37445
... is presented. ywords: Nonlinear waves, numerical wave tank, wave sorption, numerical beach, Orlanski boundary condition. TRODUCTION One of the major difficulties associated with the velopment of a fully-nonlinear numerical wave tank model WT) is the implementation of an open-boundary condition at can simulate...
Proceedings Papers

Proc. ASME. OMAE2003, Volume 1: Offshore Technology; Ocean Space Utilization, 575-584, June 8–13, 2003
Paper No: OMAE2003-37381
... 09 01 2009 There are several developments concerned to simulate the behavior of floating bodies under waves in the restricted boundary conditions so called numerical wave tank. The main feature of these tanks is to calculate full Navier-Stokes equations taking account the viscosity...
Proceedings Papers

Proc. ASME. OMAE2003, Volume 1: Offshore Technology; Ocean Space Utilization, 653-662, June 8–13, 2003
Paper No: OMAE2003-37446
... diffraction, vertical cylinder, numerical wave tank, higher order boundary element method, wave absorption, numerical beach, Orlanski boundary condition. INTRODUCTION Offshore structures such as Tension Leg Platforms (TLPs) and Gravity Base Structures (GBSs) have been shown to exhibit nonlinear responses...
Proceedings Papers

Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 3, 1003-1010, June 12–17, 2005
Paper No: OMAE2005-67505
... of an impulse wave with a ar cylinder in a circular tank, and non-linear diffraction by nder in a long tank. ords: Numerical wave tank, boundary element, finite nt, non-linear diffraction ODUCTION he development of numerical wave tanks is following a er of directions, linked to different mathematical models...