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Keywords: energy dissipation
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Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3175
... owing to the breakup of the entrained air. The energy dissipation due to viscosity is under consideration. It is found that most of the wave energy is lost after the wave breaking for a relatively large initial steepness. A coupled Level-Set and Volume of Fluid (CLSVOF) interface capturing method...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3186
... ABSTRACT This paper presents a comparative numerical study of the energy dissipation process in the breaking of focused waves by using a potential flow model and a coupled potential/viscous flow model. An empirical eddy viscosity term is introduced to the fully-nonlinear potential (FNP) flow...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-523
... conditions, e.g., the porosity, submerged depth, chamber width of breakwaters. The numerical results were verified by the corresponding experimental data, and the comparisons showed that the present MPS model had a good performance on the estimation of wave transmission, reflection, and energy dissipation...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-706
... region and the matching boundary conditions, a set of simultaneous equations is thus developed and solved numerically. Wave reflection, transmission and energy dissipation induced by different key parameters of a poroelastic medium are studied. KEY WORDS: Wave; floating poroelastic medium; interaction...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-253
... breaking can be captured as shock or hydraulic jump without any criteria and energy dissipation models. The parallel method of Message Passing Interface (MPI) is used to get acceleration of the simulation. Then, this model was applied to simulate deep-water wave propagation with breaking, including...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-378
... numerical models can only calculate wave energy attenuation under pure wave conditions. energy dissipation contribution renewable energy vegetation attenuation dissipation analytical model wave dissipation numerical model swan model wave-current interaction equation coastal engineering...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-546
... oscillations is calculated from the energy conservation = 0 and formula (2) as follows 0 = (3) Damping of the oscillations is related to the energy dissipation in gaps between the ice cube the lateral surface of the hole in floating ice. The energy dissipation is estimated using analytical solution...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-637
... into account. The impact force is determined by a concept of energy consideration including both on normal and tangential directions during the collision. This method consists of three steps. First, a full 3D model is applied to assess the energy dissipation in a ship bow- iceberg collision based on impulse...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-280
... dissipation by various vegetation species, but a comparison based on in situ measurements is still rare. Field observations are used to reach the main purpose of this study: to compare the flow reduction and energy dissipation by various vegetation species and forms, incorporating the vegetation as an extra...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-166
... scattering and energy dissipation are investigated theoretically in this paper. Studies on interactions between waves and flexible structures can be seen, such as flexible breakwaters (Lee and Chen, 1990), flexible circular cylinders (Lee and Lan, 1991), flexible and thin porous breakwaters (Wang and Ren...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-219
... of these events to understand the behavior of tsunami in front of different beach morphological features. Particular focus is given on tsunami interaction on partially closed bays and associated headlands as comparatively higher energy dissipation is observed at bays in both events. In addition, it was confirmed...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-194
... with the existing empirical relations. The energy dissipation during wave propagation is investigated. We find that the attenuation rate of amplitude and energy of ISWs decrease as 0 increases, however, this trend tends to flatten as the internal wave amplitude increasing. The investigated slope values range from...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-349
... and interpreted using a model of wave damping. The model takes into account wave energy dissipation due to the energy transformations inside turbulent boundary layer below the ice. The model includes two parameters one of which is equal to the ratio of the amplitudes of horizontal floe velocities...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-398
.... This method also has the advantage in calculating the momentum flux from breaking waves into the water column, and in calculating the turbulent kinetic energy induced by breaking. total energy reservoir surveillance reservoir characterization energy dissipation momentum flux breaking wave...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-542
... these simulation results, the conclusions can be drawn that, as the number of impacts increases, permanent deflections of plate increase gradually, while the permanent deflection increment decreases significantly, besides, the energy absorption of plate has a downward tendency while the energy dissipation of ice...
Proceedings Papers

Paper presented at the The 26th International Ocean and Polar Engineering Conference, June 26–July 2, 2016
Paper Number: ISOPE-I-16-234
... ocean energy efficiency plate porosity horizontal plate four-layer breakwater renewable energy sustainable development porosity energy dissipation ocean engineering wave-dissipating performance porous plate sustainability engineering long incident wave upper plate reservoir...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-402
... can reduce or even avoid damage to pipelines. In this paper, a non-linear finite element program(LS-DYNA/ANSYS) is used to analyze the dynamic response process of contact and collision between the anchor and seabed, as well as to simulate the velocity change and energy dissipation of the anchor...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-656
... measure one may achieve wave energy dissipation without creating much destructive effects on coastline and its species compared to hard engineering approaches. As they are entirely off the shore and submerged, the aesthetics of the beach is not lost and these types of structures also have the potential...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-072
... Abstract This paper focuses on an innovative modeling approach for the energy dissipation during liquid-structure interaction for an impact on a multilayer material using a Lagrange-based particle-cluster method. This approach is based on a drop-test experiment, which is designed to capture...
Proceedings Papers

Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-421
... of the proposed breakwater, numerical experiment was carried out by using Galerkin's finite element model based on the linear potential theory. The results indicated that considerable energy dissipation occurs near the resonant period of channel, and wave reflection characteristics are affected by channel width...

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