<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The article describes the process of redesigning the intake structure of the fish pass at the Žilina water structure in Slovakia. The existing intake structure does not meet the passability requirements for the target species of migratory fish. A design utilizing intake windows at various levels that cover fluctuations in the water level in the reservoir, which has been successfully used for other water structures, has been proposed. The new design was subjected to hydraulic calculations and simulations in the HECRAS 2D, 2D numerical model in order to achieve the required parameters such as the discharges, depths, and velocities within the limits for the specified fish zone.</p>
</abstract>

The article describes the process of redesigning the intake structure of the fish pass at the Žilina water structure in Slovakia. The existing intake structure does not meet the passability requirements for the target species of migratory fish. A design utilizing intake windows at various levels that cover fluctuations in the water level in the reservoir, which has been successfully used for other water structures, has been proposed. The new design was subjected to hydraulic calculations and simulations in the HECRAS 2D, 2D numerical model in order to achieve the required parameters such as the discharges, depths, and velocities within the limits for the specified fish zone.

Redesign of an Intake Fish Pass Structure

Dept. of Hydraulic Engineering, Faculty of Civil Engineering

Slovak University of Technology in Bratislava

Slovak Journal of Civil Engineering

This work is licensed under the Creative Commons Attribution 4.0 International License.

{"article-title":"Redesign of an Intake Fish Pass Structure"}

The article describes the process of redesigning the intake structure of the fish pass at the Žilina water structure in Slovakia. The existing intake structure...

Redesign of an Intake Fish Pass Structure

Published Online: Jan 07, 2023

Page range: 49 - 54

DOI: https://doi.org/10.2478/sjce-2022-0028

Keywords
Fishpass, HEC-RAS 2D, Hydraulic parameters, Water intake, Velocity field, Depths

© 2022 Lea Čubanová et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Redesign of an Intake Fish Pass Structure

Published Online: Jan 07, 2023

Page range: 49 - 54

DOI: https://doi.org/10.2478/sjce-2022-0028

KeywordsFishpass, HEC-RAS 2D, Hydraulic parameters, Water intake, Velocity field, Depths

© 2022 Lea Čubanová et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
Fishpass, HEC-RAS 2D, Hydraulic parameters, Water intake, Velocity field, Depths