scholarly journals Numerical simulation of an acoustically excited plane jet in an incompressible framework and comparison with experimental data

2020 ◽  
Vol 147 (5) ◽  
pp. 3429-3443
Author(s):  
András Szabó ◽  
Péter Tamás Nagy ◽  
György Paál
2009 ◽  
Vol 1 (3) ◽  
pp. 300-317 ◽  
Author(s):  
Alberto Martinez-Vazquez ◽  
Adriano Camps ◽  
Juan Manuel Lopez-Sanchez ◽  
Mercedes Vall-llossera ◽  
Alessandra Monerris

1983 ◽  
Vol 105 (3) ◽  
pp. 210-215 ◽  
Author(s):  
A. F. Tencer ◽  
T. G. Mayer

A numerical simulation of soft-tissue strain and facet face interaction in the lumbar intervertebral joint under load was performed. The results, compared with a previous experimental sectioning study, showed that disk fiber strain was the main mechanism in shear resistance, except posterior shear, where the facets were main load bearing members. In axial compression, compression of the annulus was found, with a significant decrease in compressive strain resulting from annulus bulging, but no contact was found in the facet joints. The posterior ligaments, except for the facet capsules and ligamentum flavum, were found to be active only in flexion and lateral bending, while the facets and the disk both played major roles in resisting axial torsion moments.


Author(s):  
Nikolaos Karagiannis ◽  
Theofanis Karambas ◽  
Christopher Koutitas

In the present work, an innovative numerical approach was developed coupling two models in order to simulate the wave propagation over a sloping beach and the sediment transport in surf and swash zones. The first model, synthesized on the basis of OpenFOAM (version 2.4.0) is used to describe the hydrodynamic characteristics of the flow and the wave propagation while the second one is applied for the sediment transport and erosion/deposition prediction using the results of the first model. The method above constitutes an iterative procedure which is tested hereby and seems to yield satisfactory numerical results in comparison with experimental data (Dette 1998).


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