Results 11 to 20 of about 289,315 (267)

River Sediment Transport Modeling of Ele River using Computational Fluid Dynamics Model of COMSOL Multiphysics Program

open access: yesASM Science Journal, 2021
Excessive sediment deposition results to hydro-ecological problems particularly for shallow streams that experience significant point-source pollution. In recent times, models have been employed to investigate sediment transport in river systems. The aim
Joseph Ikenna Ubah   +3 more
doaj   +1 more source

Effect of flow velocity on downstream energy absorbers and velocity coefficient [PDF]

open access: yesE3S Web of Conferences, 2023
As a result of designing an energy absorber in the zone of conjugation of water outlet structures of low-pressure and mediumpressure reservoirs, the stilling basin is not only under the influence of vertical hydrodynamic pressure with a variable value ...
Khidirov Sanatjon   +5 more
doaj   +1 more source

Investigation on vibration response characteristics and influencing factors of the fuel rods of EPR

open access: yesFrontiers in Energy Research, 2022
First, the theory of wet modal analysis and vibration response analysis are introduced, and the semi-empirical vibration equation is derived in this article.
Naibin Jiang   +3 more
doaj   +1 more source

Velocity inversion in nanochannel flow [PDF]

open access: yesPhysical Review E, 2007
The nanoscale cylindrical Couette flow is investigated by means of molecular dynamics simulations, in the case where the inner cylinder is rotating whereas the outer cylinder is at rest. We find that the tangential velocity of the low is inverted when the fluid-wall interaction near the outer cylinder is weak and the fluid density is low.
openaire   +3 more sources

Flow velocities of Alaskan glaciers [PDF]

open access: yesNature Communications, 2013
Our poor understanding of tidewater glacier dynamics remains the primary source of uncertainty in sea level rise projections. On the ice sheets, mass lost from tidewater calving exceeds the amount lost from surface melting. In Alaska, the magnitude of calving mass loss remains unconstrained, yet immense calving losses have been observed.
Evan W, Burgess   +2 more
openaire   +2 more sources

Influence factors of pressure loss in pipeline transportation of paste slurry

open access: yes工程科学学报, 2015
A new pipe loop test platform was built to study the influence factors and levels of pressure loss in slurry pipe transportation. The influences of pipe inner-diameter, flow velocity, slurry concentration and particle size on the pressure loss were ...
WANG Shao-yong   +4 more
doaj   +1 more source

Numerical Investigation into the Pressure and Flow Velocity Distributions of a Slender-Body Catamaran Due to Viscous Interference Effects

open access: yesInternational Journal of Technology, 2021
A computational fluid dynamics investigation was carried out on a slender body catamaran to determine the effect of pressure and flow velocity changes for varied hull separations.
I Ketut Aria Pria Utama   +4 more
doaj   +1 more source

Measurement of unsteady velocity flow field of pulsating flow

open access: yesEPJ Web of Conferences, 2016
This paper describes an investigation of the commercial synthetic jet actuator “SynJet ZFlow 90 Outdoor Cooler” (Nuventix). The velocity flow field was investigated using the thermoanemometry method in the constant temperature mode.
Dančová Petra, Vít Tomáš
doaj   +1 more source

Modeling Hydrodynamic Behavior of the Ottawa River: Harnessing the Power of Numerical Simulation and Machine Learning for Enhanced Predictability

open access: yesHydrology, 2023
The Ottawa River Watershed is a vast area that stretches across Ontario and Quebec and holds great importance for Canada’s people, economy, and collective history, both in the present and the future.
Jean Cardi   +5 more
doaj   +1 more source

Flow-distributed oscillation, flow-velocity modulation, and resonance [PDF]

open access: yesPhysical Review E, 2005
We examine the effects of a periodically varying flow velocity on the standing and travelling wave patterns formed by the flow-distributed oscillation (FDO) mechanism. In the kinematic (or diffusionless) limit, the phase fronts undergo a simple, spatiotemporally periodic longitudinal displacement.
McGraw, Patrick N., Menzinger, Michael
openaire   +3 more sources

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