Numerical and physical modeling of water flow over the ogee weir of the new Niedów barrage

Title:

Numerical and physical modeling of water flow over the ogee weir of the new Niedów barrage

Creator:

Herrera-Granados, Oscar and Kostecki, Stanisław W.

Identifier:

https://cdk.lib.cas.cz/client/handle/uuid:a9aa35f0-0719-45e7-831d-390820afbcf5
uuid:a9aa35f0-0719-45e7-831d-390820afbcf5
doi:10.1515/johh-2016-0013

Subject:

hydraulic similarity, Ogee weir, discharge coefficient, physical modeling, 2D and 3D numerical modeling, and cofferdam

Type:

model:article and TEXT

Format:

bez média and svazek

Description:

In this paper, two- and three-dimensional numerical modeling is applied in order to simulate water flow behavior over the new Niedów barrage in South Poland. The draining capacity of one of the flood alleviation structures (ogee weir) for exploitation and catastrophic conditions was estimated. In addition, the output of the numerical models is compared with experimental data. The experiments demonstrated that the draining capacity of the barrage alleviation scheme is sufficiently designed for catastrophic scenarios if water is flowing under steady flow conditions. Nevertheless, the new cofferdam, which is part of the temporal reconstruction works, is affecting the draining capacity of the whole low-head barrage project.

Language:

Slovak

Rights:

http://creativecommons.org/licenses/by-nc-sa/4.0/
policy:public

Coverage:

67-74

Source:

Journal of hydrology and hydromechanics | 2016 Volume:64 | Number:1

Harvested from:

CDK

Metadata only:

false