scholarly journals A Fast Simulation Method for Wave Transformation Processes In Coastal Zones

Author(s):  
I.E Herrera-Díaz ◽  
C. Couder-Castañeda ◽  
H. Ramírez León

We develop a numerical model based on the mild-slope equation of water wave propagation over complexbathymetrys, taking into account the combined effects of refraction, diffraction and reflection due to protectionstructures. The numerical method was developed using a split proposed version of the mild-slope equation in ellipticalform and solved by an implicit method in a finite volume mesh, this technique easily allows the modeling of the wavetransformations caused by the protection structures in coastal waters, where industrial and other economic activitiestake place. Study cases controlled have been made and the results match very well with the reference solution. Thecapability and utility of the model for coastal areas are illustrated by its application to the breakwater of the LagunaVerde Nuclear Power Plant (LVNPP) and the protection structure of the Nautical Marine named “Los Ayala”.

2010 ◽  
Vol 2010 ◽  
pp. 1-10 ◽  
Author(s):  
Israel-Enrique Herrera-Díaz ◽  
Carlos Couder-Castañeda ◽  
Hermilo Ramírez-León

A numerical model based on the mild-slope equation of water wave propagation over complicated bathymetry, taking into account the combined effects of refraction, diffraction, and reflection due to breakwater, is presented. The numerical method was developed using a split proposed version of the mild-slope equation and solved by an implicit method in a finite volume grid; this technique easily allows model the wave effects caused by the breakwater building in coastal waters, where industrial and other economic activities take place. Controlled case studies have been made and the results match very well with the reference solution. The capability and utility of the model for real coastal areas are illustrated by application to the breakwater of the Laguna Verde Nuclear Power Plant (LVNPP).


Author(s):  
M Gonzalez-Rodriguez ◽  
Carlos Collado ◽  
Jordi Mateu ◽  
J.M. Gonzalez-Arbesu ◽  
Sebastian Huebner ◽  
...  

Author(s):  
Xiejun Shu ◽  
Senhui Jiang ◽  
Ruijie Li

For providing a better shelter condition, it is necessary to build a breakwater in Zhongzui Bay. In order to know whether mooring area meets the requirement after engineering construction and compare the mooring area between solid breakwater and permeable breakwater, a numerical simulation method is used in the sheltering harbor of Zhongzui Bay. The used Mild-slope equation which describes wave refraction, diffraction and reflection, considers the steep slope bottom and effect of energy dissipation. It has been validated to fit for simulating wave transformation in the coastal zone. Under extreme high water level and design high water level, wave fields in the calculation area of three wave types in three different return periods are simulated by using this method respectively. In addition, wave height in front of breakwater can be provided. Then the wave parameters and the mooring area of two occasions, with and without breakwater, are gained in calculation area. Based on these results, some conclusions are presented in the end.


2013 ◽  
Author(s):  
Sven Burger ◽  
Lin Zschiedrich ◽  
Jan Pomplun ◽  
Frank Schmidt ◽  
Bernd Bodermann

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