Results 171 to 180 of about 60,483 (231)

Quantitative Evaluation of Carotid Artery Stenosis by Multi-VENC 4D Flow MRI: Incorporating Turbulent Kinetic Energy for Clinical Validity. [PDF]

open access: yesJ Magn Reson Imaging
Ando T   +11 more
europepmc   +1 more source

Periodic motion representing isotropic turbulence

open access: yesPeriodic motion representing isotropic turbulence
openaire  

Superstatistics and isotropic turbulence

Physica A: Statistical Mechanics and its Applications, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
E. Gravanis   +3 more
openaire   +3 more sources

Similarity Spectra in Isotropic Turbulence

The Physics of Fluids, 1959
Similarity solutions are given for the energy spectrum and transfer function in the initial period of decay for a range of values of the Reynolds number using the transfer theory suggested by Kovásznay. Because of the simple form of the theory, the solution can be obtained in closed form for all values of the Reynolds number, and this exact solution is
Reid, W. H., Harris, D. L.
openaire   +2 more sources

Compressible Homogeneous Isotropic Turbulence

2018
This chapter is devoted to isotropic incompressible turbulence. The main features of related theories are discussed, along with the recent results: energy spectrum and two-point correlations and related models, closures for non-linear terms in both physical and Fourier space, theories for grid turbulence decay including fractal grid case, non ...
Pierre Sagaut, Claude Cambon
openaire   +1 more source

Time-dependent isotropic turbulence

Journal of Turbulence, 2004
Homogeneous isotropic turbulence subject to linearly increasing forcing is investigated as a unit problem for statistically unsteady turbulence. The transient spectral dynamics is analysed using a closure theory. A long time asymptotic state is found with k −7/3 corrections to the energy spectrum as proposed by Yoshizawa. Although the cancellation of O(
Robert Rubinstein   +3 more
openaire   +1 more source

Heat Transfer in Isotropic Turbulence

Journal of Applied Physics, 1952
The postulated problem of heat transfer in a stationary isotropic turbulence under constant small temperature gradient is examined from both Lagrangian and Eulerian points of view. By combination of Taylor's ``diffusion by continuous movements'' and a new temperature fluctuation equation somewhat like the wellknown turbulent energy equation, it is ...
openaire   +1 more source

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