Results 41 to 50 of about 739 (180)

Eco‐Evo‐Hydraulics: Integrating Fish Evolution Into Ecohydraulics for Conservation

open access: yesWater Resources Research, Volume 62, Issue 4, April 2026.
Abstract Riverine fish conservation in eco‐hydraulics is often based on restoring or regulating river habitat to a semi‐natural state. For example, ecohydraulic projects support fish populations by increasing river connectivity through fishways, and by maintaining or restoring natural flow variance to enhance habitat quality and availability.
Xiatong Cai   +10 more
wiley   +1 more source

Remote acoustic diagnostics of defects arising in a Kármán vortex street behind a heated cylinder

open access: yes, 2010
International audienceAcoustic diagnostics allows detection of defects in a periodic Kármán vortex street behind a heated cylinder by a fine structure of scattering spectra.
Ezersky, A   +11 more
core   +1 more source

Speed of a von Kármán point vortex street in a weakly compressible fluid [PDF]

open access: yes, 2017
Analytical expressions are obtained for the change in speed of translation of the von Kármán point vortex streets of given aspect ratios due to the effects of weak compressibility in subsonic flow of an isentropic fluid. We also clarify the nature of the
Darren G. Crowdy   +3 more
core   +1 more source

Bio‐to‐Robot Transfer of Fish Sensorimotor Dynamics via Interpretable Model

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 3, March 2026.
This study demonstrates how a biologically interpretable model trained on real‐fish muscle activity can accurately predict the motion of a robotic fish. By linking real‐fish sensorimotor dynamics with robotic fish, the work offers a transparent, data‐efficient framework for transferring biological intelligence to bioinspired robotic systems.
Waqar Hussain Afridi   +6 more
wiley   +1 more source

A miniature pneumatic energy generator using Kármán vortex street

open access: yes, 2014
A proof-of-concept of a miniature pneumatic energy generator for harnessing energy from Kármán vortex street behind bluff bodies is presented. It converts flow energy into electrical energy by piezoelectric conversion with oscillation of a piezoelectric ...
Huy-Tuan Pham   +2 more
core   +1 more source

Analysis of the Influence of the Vortex Shedder Shape on the Metrological Properties of the Vortex Flow Meter

open access: yesSensors, 2021
Vortex flow meters are used to measure the flow of gases and liquids. The flow meters of this type measure the frequency of vortices that arise behind an obstacle set in the path of the flowing fluid.
Mariusz R. Rzasa, Beata Czapla-Nielacna
doaj   +1 more source

Flexible patchy vegetation in a meandering bend: Effect on main flow and dispersion processes

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 3, March 2026.
The presence of finite flexible and submerged vegetation patches in bends alters the typical curvature‐induced circulation motion and the streamwise velocity distribution, determining a fragmented flow patternThe lateral dispersion and the mass exchanges are strongly influenced by the vegetated patches and turbulent structures forming in patch‐adjacent
Donatella Termini, Nina Benistati
wiley   +1 more source

On the linear stability of the inviscid Kármán vortex street [PDF]

open access: yes, 1987
The classical point-vortex model for a Kármán vortex street is linearly stable only for an isolated case. This property has been shown numerically to hold for other, more complicated, models of the same flow.
Jimenez, Javier
core  

Proper orthogonal decomposition analysis of vortex shedding behind a rotating circular cylinder

open access: yesEPJ Web of Conferences, 2016
Turbulence studies were made in the wake of a rotating circular cylinder in a uniform free stream with the objective of describing the patterns of the vortex shedding up to suppression of the periodic vortex street at high velocity ratios, λ. The results
Dol Sharul Sham
doaj   +1 more source

Analysis of Turbulent Modeling for Free‐Surface Flows Using a Hybrid RANS‐LES Model and Particle‐Based Moving Particle Semi‐Implicit Method

open access: yesInternational Journal for Numerical Methods in Fluids, Volume 98, Issue 3, Page 321-347, March 2026.
A hybrid RANS‐LES turbulence model adapted for the Moving Particle Semi‐implicit method is employed to investigate a turbulent free surface flow. A method based on the cell‐linked list is proposed to speed up the nearest wall search for the turbulence model.
Fabio Kenji Motezuki   +3 more
wiley   +1 more source

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