Simulations of Experimental Data, in a Channel with a Rough Bottom and Macro-Roughness Elements, Using 2D Code (Rubar20)

10 Pages Posted: 19 Apr 2019 Last revised: 31 May 2019

See all articles by Meriem Chetibi

Meriem Chetibi

Ecole nationale polytechnique d'Alger

Saida Benmamar

Ecole nationale polytechnique d'Alger

Sébastien Proust

Riverly Research Unit

Date Written: April 21, 2019

Abstract

The occupated land area and climate change can increase the negative impacts of floods. This point must be considered in the floods risks assessment. The inundated land area, the water depths and the flow velocities should be estimated for events with different return periods. Flood simulations for low return periods are frequently used, but for higher return periods, the task becomes more difficult due to lack of data. The work presented in this article is part of the European project (Flowres), where the main objective is to see if the numerical models proposed for events with weak return periods remain valid for higher return periods. For this, laboratory studies with different configurations have been made and comparisons with simulations made using industrial and research codes have been applied.

Keywords: Simulation 2D, Rubar20, Bottom Roughness, Macro-Roughness Elements

Suggested Citation

Chetibi, Meriem and Benmamar, Saida and Proust, Sébastien, Simulations of Experimental Data, in a Channel with a Rough Bottom and Macro-Roughness Elements, Using 2D Code (Rubar20) (April 21, 2019). 2nd National Conference on Computational Fluid Dynamics & Technology 2018 (CFD & Tech 2018), Available at SSRN: https://ssrn.com/abstract=3372962 or http://dx.doi.org/10.2139/ssrn.3372962

Meriem Chetibi (Contact Author)

Ecole nationale polytechnique d'Alger

Algiers
Algeria

Saida Benmamar

Ecole nationale polytechnique d'Alger ( email )

SÉBastien Proust

Riverly Research Unit ( email )

Irstea
Lyon-Villeurbanne
France

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