Results 21 to 30 of about 488,726 (317)

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

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

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

A Monte-Carlo error analysis for basal sliding velocity calculations [PDF]

open access: yes, 2006
Since glacier beds are mostly inaccessible, numerical inversion of the surface velocity field provides a valuable method for calculating the basal shear stress and sliding velocity. However, previous theoretical studies (limited either to planar slabs or
Nienow, Peter   +2 more
core   +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

Vertical Distribution of Nearshore Flow Velocity

open access: yesPolish Maritime Research, 2016
In this paper, a new exponential formed vertical distribution of nearshore flow velocity is constructed, which is simpler in form and more suitable for engineering application. The physical meaning of the new formula is more specific than that of Soulsby.
Chunhui Li   +4 more
doaj   +1 more source

Experimental analysis of the pressure–velocity correlations of external unsteady flow over rocket launchers [PDF]

open access: yes, 2013
Based on simultaneous wall pressure and velocity measurements, the aerodynamic load of a launcher body model is investigated. Two different configurations are considered in order to study the influence of geometrical artifacts on the after body flow and ...
DRUAULT, Philippe   +7 more
core   +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

Superfluid flow above the critical velocity

open access: yesScientific Reports, 2017
Superfluidity and superconductivity have been widely studied since the last century in many different contexts ranging from nuclear matter to atomic quantum gases.
A. Paris-Mandoki   +5 more
doaj   +1 more source

Velocity Correlations in Dense Granular Flows [PDF]

open access: yesPhysical Review Letters, 2004
Velocity fluctuations of grains flowing down a rough inclined plane are experimentally studied. The grains at the free surface exhibit fluctuating motions, which are correlated over few grains diameters. The characteristic correlation length is shown to depend on the inclination of the plane and not on the thickness of the flowing layer.
openaire   +4 more sources

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