Hydraulics and design of fishways II: vertical-slot and rock-weir fishways

ABM Baki, AH Azimi - Journal of Ecohydraulics, 2024‏ - Taylor & Francis
The pool-type fishway, such as pool-weir, vertical-slot, and rock-weir fishways, is one of the
most common fishways that presented the highest efficiency for all fish species …

An investigation on hydraulic aspects of rectangular labyrinth pool and weir fishway using FLOW-3D

P Mirkhorli, A Ghaderi, F Alizadeh Sanami… - Arabian Journal for …, 2024‏ - Springer
Two different arrangements of the weir (ie, straight weir and rectangular labyrinth weir) were
used to evaluate the effects of geometric parameters such as weir shape, weir spacing …

[HTML][HTML] Rock fishways: Natural designs for an engineered world

IG Stuart, TJ Marsden, MJ Jones, MT Moore… - Ecological …, 2024‏ - Elsevier
Globally, fishways have been constructed as a technical solution to reduce the damaging
effects of dams and weirs on fish movement. Some common design typologies are rock …

Characteristics of the fluid–structure interaction within Darrieus water turbines with highly flexible blades

S Hoerner, S Abbaszadeh, T Maître, O Cleynen… - Journal of Fluids and …, 2019‏ - Elsevier
Vertical-axis water turbines (VAWT), the target of the present study, provide a higher area-
based power density when used in arrays, and are a promising alternative to horizontal-axis …

Flow, force, behaviour: assessment of a prototype hydraulic barrier for invasive fish

J Wiegleb, PE Hirsch, F Seidel, G Rauter… - Hydrobiologia, 2022‏ - Springer
Migration barriers being selective for invasive species could protect pristine upstream areas.
We designed and tested a prototype protective barrier in a vertical slot fish pass. Based on …

Numerical analysis of the compromise between power output and fish-friendliness in a vortex power plant

S Müller, O Cleynen, S Hoerner… - Journal of …, 2018‏ - Taylor & Francis
The characteristics of a vortex power plant integrated in a weir have been investigated using
computational fluid dynamics, with a special focus on all flow properties relevant to fish …

Impact of hydraulic forces on the passage of round goby (Neogobius melanostomus), gudgeon (Gobio gobio) and bullhead (Cottus gobio) in a vertical slot fish pass

J Wiegleb, PE Hirsch, F Seidel, G Rauter… - … of Freshwater Fish, 2023‏ - Wiley Online Library
Every fish migrating upstream through vertical slot fish passes must swim through slots,
where the resistance force of flowing water could affect the passage success. We measured …

Rock-weir fishway II: design evaluation and considerations

ABM Baki, DZ Zhu, A Harwood, A Lewis… - Journal of …, 2017‏ - Taylor & Francis
The flow characteristics of a rock-weir type nature-like fishway are determined by the
configuration of the stream channel and passage structures. For a fishway to be effective, the …

[HTML][HTML] AHP as a Useful Tool in the Assessment of the Technical Condition of Hydrotechnical Constructions

M Hämmerling, J Kocięcka, S Zaborowski - Sustainability, 2021‏ - mdpi.com
The key challenge for sustainable water management is to carry out a proper assessment of
the technical condition of hydrotechnical constructions. Maintaining them in a good state is a …

Analysis of fish migration in correspondence with wood and rock-made instream structures

SM Kurdistani, S Pagliara, M Palermo - Geomorphology, 2023‏ - Elsevier
Anthropic exploitation of soil, forests, and water bodies contributes to the modification of river
flow regimes and sediment transport dynamics, thus affecting fish habitats and water quality …