|
|
|
|
|
Samarpan Chakraborty and Balakumar Balachandran
Generation and propagation of waves in a numerical wave tank constructed using Weakly Compressible Smoothed Particle Hydrodynamics (WCSPH) are considered here. Numerical wave tank simulations have been carried out with implementations of different Wendla...
ver más
|
|
|
|
|
|
|
|
|
|
|
Marco Fontana, Giuseppe Giorgi, Massimiliano Accardi, Ermanno Giorcelli, Stefano Brizzolara and Sergej Antonello Sirigu
In this investigation, a comprehensive study was conducted on a U-shaped sloshing tank, based on reversing the classical treatment of such devices as motion stabilizers and using them instead to improve the performance of wave energy converters. The mode...
ver más
|
|
|
|
|
|
|
|
|
|
|
Reza Zandi, Khosro Lari and Mohammad Najafzadeh
In this research, experimental and numerical studies of water waves in a wave tank are analyzed and how to find the optimum beach slope for numerical simulation is also investigated. First, with the aid of a wave tank (flap type), waves with different wa...
ver más
|
|
|
|
|
|
|
|
|
|
|
Guoxu Niu, Yaoyong Chen, Jiao Lv, Jing Zhang and Ning Fan
A two-dimensional viscous numerical wave tank coded mass source function in a computational fluid dynamics (CFD) software Flow-3D 11.2 is built and validated. The effect of the core influencing factors (draft, breakwater width, wave period, and wave heig...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rameeza Moideen and Manasa Ranjan Behera
In the present study, breaking focused wave groups were simulated using open-source Computational Fluid Dynamics model REEF3D in order to investigate the breaking wave impact on scaled (1:10) two-dimensional coastal deck structure with girder. The effect...
ver más
|
|
|
|
|
|
|
|
|
|
|
Le Duc Quyen and Jun Myoung Choi
The presence of microplastics has been reported in most marine environments. Their accumulation can affect the marine ecosystem, and their consumption by small organisms of various sizes can indirectly affect human beings who consume them. Recent observa...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jiawang Liu and Bin Teng
The ?ringing? response of a monopile foundation to focused wave groups was investigated in this study. Such responses are of practical interest in the context of offshore wind turbine foundations. Moderately steep transient focused wave groups were gener...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sangmin Lee and Jung-Wuk Hong
With an increasing number of offshore structures for marine renewable energy, various experimental and numerical approaches have been performed to investigate the interaction of waves and structures to ensure the safety of the offshore structures. Howeve...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhengxiao Luan, Guanghua He, Zhigang Zhang, Penglin Jing, Ruijia Jin, Baolei Geng and Chaogang Liu
The utilization of ocean renewable energy, especially wave energy, is of great significance in ocean engineering. In this study, a three-dimensional numerical wave tank was established to simulate the wave-float interaction based on the Reynolds-averaged...
ver más
|
|
|
|
|
|
|
|
|
|
|
Christian Windt, Josh Davidson, Pál Schmitt and John V. Ringwood
A fully non-linear numerical wave tank (NWT), based on Computational Fluid Dynamics (CFD), provides a useful tool for the analysis of coastal and offshore engineering problems. To generate and absorb free surface waves within a NWT, a variety of numerica...
ver más
|
|
|
|
|
|
|
|
|
|
|
Pál Schmitt, Christian Windt, Josh Davidson, John V. Ringwood and Trevor Whittaker
Computational Fluid Dynamics (CFD) simulations, based on Reynolds-Averaged Navier?Stokes (RANS) models, are a useful tool for a wide range of coastal and offshore applications, providing a high fidelity representation of the underlying hydrodynamic proce...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andi Trimulyono and Hirotada Hashimoto
This paper is aimed to validate smoothed particle hydrodynamics (SPH) on the generation and propagation of water waves. It is a classical problem in marine engineering but a still important problem because there is a strong demand to generate intended no...
ver más
|
|
|
|
|
|
|
|
|
|
|
Qiao-Sha Wang, Ming-Hai Li and Dai-Wei Li
The traditional small-scale marine engineering experiments that are performed under normal gravity fields always encounter one stubborn difficulty related to full-scale prototype models. However, the difficulty can be resolved by centrifuge experiments t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Adria Moreno Miquel, Arun Kamath, Mayilvahanan Alagan Chella, Renata Archetti and Hans Bihs
In this paper, the performance of different wave generation and absorption methods in computational fluid dynamics (CFD)-based numerical wave tanks (NWTs) is analyzed. The open-source CFD code REEF3D is used, which solves the Reynolds-averaged Navier?Sto...
ver más
|
|
|
|
|
|
|
|
|
|
|
Adria Moreno Miquel, Arun Kamath, Mayilvahanan Alagan Chella, Renata Archetti and Hans Bihs
-
|
|
|
|
|
|
|
|
|
|
|
Fali Huo, Hongkun Yang, Zhi Yao, Kang An and Sheng Xu
Freak waves have great peak energy, short duration, great contingency, and strong nonlinear characteristics, and can cause severe damage to ships and marine structures. In this study, numerical simulations in conjunction with experimental tests are appli...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhuowei Zhou and Ningchuan Zhang
Existing numerical models for direct simulations of stochastically directional waves are limited by their computational burden, and only a few of them can be applied to modeling directional waves on account of nonlinear evolutions on large time scales. I...
ver más
|
|
|
|
|
|
|
|
|
|
|
Dimitris I. Manolas, Vasilis A. Riziotis and Spyros G. Voutsinas
Accurate and efficient numerical wave generation and absorption of two-dimensional nonlinear periodic waves traveling on a steady, uniform current were carried out in a potential, fully nonlinear numerical wave tank. The solver is based on the ?oundary ?...
ver más
|
|
|
|
|
|
|
|
|
|
|
Linfeng Chen, Xueshen Cao, Shiyan Sun and Jie Cui
In the present study, the effects of the draft ratio of the floating body on the fluid oscillation in the gap are investigated by using the viscous fluid model. Numerical simulations are implemented by coupling wave2Foam and OpenFOAM. The Volume of Fluid...
ver más
|
|
|
|
|
|
|
|
|
|
|
Weizhi Wang, Arun Kamath, Csaba Pakozdi and Hans Bihs
Nonlinear wave interactions and superpositions among the different wave components and wave groups in a random sea sometimes produce rogue waves with extremely large wave heights that appear unexpectedly. A good understanding of the generation and evolut...
ver más
|
|
|
|
|
|