Results 11 to 20 of about 7,522 (238)

Hydraulics of braided river dynamics. Insights from flume experiments

open access: yesE3S Web of Conferences, 2018
We focus on the measurement of the topography and bathymetry in flume-models of braided rivers. To this aim, an innovative measurement system is adopted. It consists of a laser-ultrasonic sensor and can survey the bed elevation under flowing water.
Vesipa Riccardo   +2 more
doaj   +2 more sources

Variations in roughness predictions (flume experiments) [PDF]

open access: yes, 2005
Data of flume experiments with bed forms are used to analyze and compare different roughness predictors. In this study, the hydraulic roughness consists of grain roughness and form roughness. We predict the grain roughness by means of the size of the sediment.
Noordam, Daniëlle   +3 more
core   +3 more sources

Transverse bed slope experiments in an annular flume [PDF]

open access: yes, 2015
Large scale morphology, in particular bar dimensions and bifurcation dynamics, are greatly affected by the deflection of sediment transport on transverse bed slopes due to gravity and by helical flows. However, existing transverse bed slope predictors are based on a small set of experiments with a minor range of flow conditions and sediment sizes, and ...
Baar, A.W., Kleinhans, M.G.
core   +3 more sources

Shipboard measurements of sediment stability using a small annular flume—Core Mini Flume (CMF) [PDF]

open access: yes, 2013
Estimates of bed stability in coastal environments are essential to physical, biological, and chemical investigations of cohesive sediments. The Core Mini Flume (CMF), a 200 mm diameter annular flume has been designed to undertake sediment stability ...
Couceiro, F.   +7 more
core   +1 more source

The circular wind wave facilities at the University of Heidelberg [PDF]

open access: yes, 1995
At the University of Heidelberg circular wind/wave flumes are used to study small-scale air sea interaction processes under a wide range of conditions. The outer diameter of the large flume is 4m and the channel width is 30 cm.
Jähne, Bernd   +3 more
core   +1 more source

Design and analysis of 0.127 m (5″) Cutthroat flu

open access: yesAin Shams Engineering Journal, 2017
The aim of the present work was to perform series of detailed laboratory experiments under steady-state flow conditions through a Cutthroat flume of throat width 0.127 m (5″) and length 0.918 m.
Rajib Das   +4 more
doaj   +1 more source

Morphology and velocity of the EUROTANK flume tank experiments

open access: yes, 2023
Flume tank experiments at Utrecht University in the EUROTANK show under which conditions a contourite system can form. This contourite system consisted of an elongated depression (moat) and an associated sediment accumulation (drift).
Wilckens, Henriette   +5 more
core   +1 more source

Experimental and Numerical Investigation of Flow Measurement Mechanism and Hydraulic Performance of Portable Pillar-Shaped Flumes in Rectangular Channels

open access: yesShock and Vibration, 2020
Based on the principle of the critical flow and standard k-ε three-dimensional turbulence model, experiments and simulations were performed on a portable pillar-shaped flume with three contraction ratios under 12 working conditions.
Bin Sun   +5 more
doaj   +1 more source

Threshold of motion and orientation of bivalve shells under current flow [PDF]

open access: yesBrazilian Journal of Geology, 2023
Disarticulated shells of three bivalve mollusk species (Anomalocardia brasiliana, Codakia orbicularis, and Divaricella quadrisulcata) were experimentally tested in laboratory flumes to determine the threshold of motion and final orientation of the valves.
Felipe Rafael Secco da Silva   +6 more
doaj   +1 more source

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