Results 301 to 310 of about 10,703,008 (376)

EVSS‐Based Simulation Techniques for the Viscoelastic Fluids With Pure Polymer Melts Using Three‐Field Approach

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
This paper presents a finite element method for simulating highly viscoelastic flows of pure polymer melts using the Elastic Viscous Stress Splitting formulation. The method avoids higher‐order derivatives in the weak formulation by reformulating the convective term in the constitutive equation.
R. Ahmad, P. Zajac, S. Turek
wiley   +1 more source

Life at low Reynolds number

open access: yesAIP Conference Proceedings, 1976
E d i t o r’s note: This is a reprint (slightly edited) of a paper of the same title that appeared in the book Physics and Our World: A Symposium in Honor of Victor F. Weisskopf, published by the American Institute of Physics (1976). The personal tone of the original talk has been preserved in the paper, which was itself a slightly edited transcript of
E. Purcell
openaire   +2 more sources

Local Reynolds number

AIP Conference Proceedings, 2019
This article proposes a definition of the Reynolds number in a form, which is applicable point-wise to an entire volume of fluid. This dimensionless number is termed a local Reynolds number in the article. In the article a few examples of the local Reynolds number distribution are shown using CFD.
P. Pavlíček
openaire   +2 more sources

Reynolds Number Corrections

2018
D4 Reynolds Number Corrections We explain why the ratio of inertia to friction forces, as characterized by the Reynolds number, influence gas turbine performance. We describe how the use of the Reynolds Number Index can simplify performance calculations. How to correlate Reynolds number corrections to real data is illustrated through use of a pipe flow
Joachim Kurzke, Ian Halliwell
openaire   +2 more sources

Reynolds number scaling of the peak turbulence intensity in wall flows

Journal of Fluid Mechanics, 2020
The celebrated wall-scaling works for many statistical averages in turbulent flows near smooth walls, but the streamwise velocity fluctuation, $u^{\prime }$, is thought to be among the few exceptions.
Xi Chen, K. Sreenivasan
semanticscholar   +1 more source

Reynolds Number

Radiopaedia.org, 2014
openaire   +2 more sources

A numerical investigation about the effects of Reynolds number on the flow around an appended axisymmetric body of revolution

Journal of Fluid Mechanics, 2019
Large-eddy simulations for the case of an axisymmetric body of revolution with appendages are considered. The geometry is the benchmark case of the DARPA suboff body.
A. Posa, E. Balaras
semanticscholar   +1 more source

The onset of dynamic stall at a high, transitional Reynolds number

Journal of Fluid Mechanics, 2018
Dynamic stall due to a ramp-type pitching motion is investigated on the NACA 0012 airfoil at chord Reynolds number of $Re_{c}=1.0\times 10^{6}$ through the use of wall-resolved large-eddy simulation.
S. Benton, M. Visbal
semanticscholar   +1 more source

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