Results 11 to 20 of about 43,251 (230)

High-fidelity database of supercritical homogeneous isotropic turbulence in the pseudo-boiling region [PDF]

open access: yesScientific Data
Supercritical fluids operate above their critical point and are characterized by strong nonlinearities in the equation of state, highly non-ideal fluid behavior, and a tight coupling between thermodynamics and transport properties.
David Martín, Lluís Jofre
doaj   +2 more sources

Design of an accessible turbulence chamber for laboratory experiments [PDF]

open access: yesHardwareX
Homogeneous isotropic turbulence (HIT) chambers provide a valuable platform for experimentally studying turbulence across a wide range of systems. Existing designs are often characterized by high cost, complex fabrication requirements, and reliance on ...
Madeline E. Federle   +3 more
doaj   +2 more sources

On Grid-Generated Quantum Turbulence [PDF]

open access: yesEntropy
Nearly homogeneous and isotropic turbulence, generated in flows through grids of various forms in wind tunnels or by towing or oscillating grids in stationary samples of classical viscous fluids and the superfluid phases of helium, have played an ...
Ladislav Skrbek
doaj   +2 more sources

Flocculation of suspended cohesive particles in homogeneous isotropic turbulence [PDF]

open access: yesJournal of Fluid Mechanics, 2021
We investigate the dynamics of cohesive particles in homogeneous isotropic turbulence, based on one-way coupled simulations that include Stokes drag, lubrication, cohesive and direct contact forces.
K. Zhao   +5 more
semanticscholar   +1 more source

The Spatial Structure of Passively Simulated Atmospheric Boundary Layer Turbulence

open access: yesApplied Sciences, 2021
Three types of turbulence fields were investigated using a research method combining wind tunnel tests and theoretical analysis to further explore the spatial structure of atmospheric boundary layer turbulence, which was passively simulated by a wind ...
Jiadong Zeng   +3 more
doaj   +1 more source

Liutex-Represented Vortex Spectrum in Turbulence

open access: yesEntropy, 2022
The Liutex vector is new quantity introduced to represent the rigid-body rotation part of fluid motion and thus to define and identify vortices in various flows. In this work, the intermittency and power-law similarity of the Liutex vector in homogeneous,
Bowen Yan, Yiqian Wang, Chaoqun Liu
doaj   +1 more source

An Overview of the Lagrangian Dispersion Modeling of Heavy Particles in Homogeneous Isotropic Turbulence and Considerations on Related LES Simulations

open access: yesFluids, 2021
Particle tracking is a competitive technique widely used in two-phase flows and best suited to simulate the dispersion of heavy particles in the atmosphere.
D. Huilier
semanticscholar   +1 more source

Clustering of vector nulls in homogeneous isotropic turbulence [PDF]

open access: yesPhysical Review Fluids, 2020
We analyze the vector nulls of velocity, Lagrangian acceleration, and vorticity, coming from direct numerical simulations of forced homogeneous isotropic turbulence at $Re_\lambda \in [40-610]$.
Daniel Odens Mora   +3 more
semanticscholar   +1 more source

Spinodal Decomposition in Homogeneous and Isotropic Turbulence [PDF]

open access: yesPhysical Review Letters, 2014
We study the competition between domain coarsening in a symmetric binary mixtures below the critical temperature and turbulent fluctuations. We find that the coarsening process is arrested in presence of turbulence. The physics of the process shares remarkable similarities with the behaviour of diluted turbulent emulsions and the arrest length scale ...
Perlekar Prasad   +4 more
openaire   +6 more sources

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