The effect of viscoelasticity on the turbulent kinetic energy cascade

PC Valente, CB Da Silva, FT Pinho - Journal of fluid mechanics, 2014 - cambridge.org
Direct numerical simulations of statistically steady homogeneous isotropic turbulence in
viscoelastic fluids described by the FENE-P model, such as those laden with polymers, are …

Energy spectra in elasto-inertial turbulence

PC Valente, CB da Silva, FT Pinho - Physics of Fluids, 2016 - pubs.aip.org
Direct numerical simulations of statistically steady homogeneous isotropic turbulence in
viscoelastic fluids described by the FENE-P model are presented. Emphasis is given to large …

Homogeneous isotropic turbulence in dilute polymers

E DE ANGELIS, CM Casciola, R Benzi… - Journal of Fluid …, 2005 - cambridge.org
The modification of the turbulent cascade by polymeric additives is addressed by direct
numerical simulations of homogeneous isotropic turbulence of a FENE-P fluid. According to …

Small scale dynamics of isotropic viscoelastic turbulence

MQ Nguyen, A Delache, S Simoëns, WJT Bos… - Physical Review …, 2016 - APS
The comparison of the results of direct numerical simulations of isotropic turbulence of
Newtonian and viscoelastic fluid provides evidence that viscoelasticity modifies qualitatively …

Grid and subgrid-scale interactions in viscoelastic turbulent flow and implications for modelling

M Masoudian, CB da Silva, FT Pinho - Journal of Turbulence, 2016 - Taylor & Francis
Using direct numerical simulations of turbulent plane channel flow of homogeneous polymer
solutions, described by the Finitely Extensible Nonlinear Elastic-Peterlin (FENE-P) …

Extensional behavior influence on viscoelastic turbulent channel flow

KD Housiadas, AN Beris - Journal of non-newtonian fluid mechanics, 2006 - Elsevier
In this work we use in the simulation of a viscoelastic turbulent channel flow a modification of
the finitely extensible of non-linear elastic dumbbells with the Peterlin approximation (FENE …

Large-eddy simulations of forced isotropic turbulence with viscoelastic fluids described by the FENE-P model

PO Ferreira, FT Pinho, CB da Silva - Physics of Fluids, 2016 - pubs.aip.org
A new subgrid-scale (SGS) model developed for large-eddy simulations (LES) of dilute
polymer solutions, described by the finitely extensible nonlinear elastic constitutive equation …

Effect of polymer-stress diffusion in the numerical simulation of elastic turbulence

A Gupta, D Vincenzi - Journal of Fluid Mechanics, 2019 - cambridge.org
Elastic turbulence is a chaotic regime that emerges in polymer solutions at low Reynolds
numbers. A common way to ensure stability in numerical simulations of polymer solutions is …

Small-scale statistics of viscoelastic turbulence

S Berti, A Bistagnino, G Boffetta, A Celani… - Europhysics …, 2006 - iopscience.iop.org
The small-scale statistics of homogeneous isotropic turbulence of dilute polymer solutions is
investigated by means of direct numerical simulations of a simplified viscoelastic fluid model …

Temporal large eddy simulations of turbulent viscoelastic drag reduction flows

L Thais, AE Tejada-Martinez, TB Gatski… - Physics of Fluids, 2010 - pubs.aip.org
We report on temporal large eddy simulations (TLES) of the turbulent channel flow of a dilute
polymer solution modeled with the FENE-P (finitely extensible nonlinear elastic in the …