Results 51 to 60 of about 2,502 (183)

ResearchonCavityLengthofAeratorwithSuddenLateral Enlargementand VerticalDropinFreeFlowChute

open access: yes工程科学与技术, 2015
:For an aerator with sudden lateral enlargement and vertical drop in free flow chute,the cavity length is governed by a number of independent parameters, including the Froude number,the ramp height of vertical drop, the ramp angle of vertical drop,and ...
刘超   +4 more
doaj  

Kelvin wake pattern at large Froude numbers [PDF]

open access: yesJournal of Fluid Mechanics, 2013
AbstractGravity waves generated by an object moving at constant speed at the water surface form a specific pattern commonly known as the Kelvin wake. It was proved by Lord Kelvin that such a wake is delimited by a constant angle${\simeq }19. 4{7}^{\circ } $.
Darmon, Alexandre   +2 more
openaire   +2 more sources

Floating Platform Geometry as a Frequency‐Selective Mechanism for Triboelectric Wave Energy Harvesting

open access: yesSmartSys, Volume 2, Issue 3, September 2026.
ABSTRACT Ocean wave energy has enormous potential for sustainable power generation but conventional technologies often face challenges in efficiency, durability, and adaptability to specific sites. Triboelectric nanogenerators (TENGs) are able to convert irregular and low frequency water motion into electrical energy, but their performance depends on ...
Catia Rodrigues   +8 more
wiley   +1 more source

ANALISA FROUDE NUMBER EKONOMIS PADA KAPAL WISATA DI WADUK JATILUHUR DENGAN PENDEKATAN COMPUTATIONAL FLUID DYNAMIC (STUDI KASUS KM. JASATIRTA)

open access: yesTeknik, 2012
Model catamarans increasingly popular as a means of transportation of goods and people that needdevelopment to find out more in the interaction prisoners on the ship hull in order to achieve stability and betterresistance.
Samuel Samuel, Parlindungan Manik
doaj  

Transition of Turbulence Features From Frontal Modulation to Typhoon Forcing Over the Northern South China Sea Shelf

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Ocean turbulence, crucial for regulating Earth systems, is substantially modulated by background dynamic processes. Using 8‐day‐long hourly microstructure observations over the South China Sea shelf in summer, we investigate turbulence evolution under strong stratification and successively modulated by a front and a typhoon. In the mixed layer,
Jianing Li   +5 more
wiley   +1 more source

Flow in a waterfall with large Froude number

open access: yesJournal of Computational and Applied Mathematics, 1994
An approximate method is developed to solve the full nonlinear equations governing two-dimensional irrotational flow in the free waterfall, falling under the influence of gravity, at high Froude number based on conditions far upstream. Schwarz-Christoffel transformation is used to map the region, in the complex potential-plane, onto the upper half ...
openaire   +2 more sources

Nonlinear high-froude-number free-surface problems [PDF]

open access: yesJournal of Engineering Mathematics, 1967
Peer Reviewed ; http://deepblue.lib.umich.edu/bitstream/2027.42/42698/1/10665_2005_Article_BF01540946 ...
openaire   +2 more sources

Numerical Evidence of Invariance of Turbulence Dissipation Rate in Breaking Waves

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract We perform direct numerical simulations to verify the hypothesis of invariance of the turbulence dissipation rate, proposed by Deane, Stokes, and Callaghan (2016, https://doi.org/10.1175/jpo‐d‐14‐0187.1) based on their laboratory breaking wave experiments.
Umberto C. Bitencourt   +6 more
wiley   +1 more source

Flume experiments on macro‐roughness elements: Hydraulic response and potential influences on flood risk and habitat diversity

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 8, August 2026.
Physical modelling of macro‐roughness elements for river restoration showed that backwater rise depends mostly on the relative structure width and approaching flow Froude number, with only minor differences among designs. Internal geometry modulated turbulent kinetic energy and flow partition between gap and wake.
Simone Speltoni   +3 more
wiley   +1 more source

Reynolds and froude number effect on the flow past an interface-piercing circular cylinder

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2014
The two-phase turbulent flow past an interface-piercing circular cylinder is studied using a high-fidelity orthogonal curvilinear grid solver with a Lagrangian dynamic subgrid-scale model for large-eddy simulation and a coupled level set and volume of ...
Koo Bonguk   +3 more
doaj   +3 more sources

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