http://www.cnr.it/ontology/cnr/individuo/prodotto/ID42821
Numerical simulations of particle migration in a viscoelastic fluid subjected to Poiseuille flow (Articolo in rivista)
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- Label
- Numerical simulations of particle migration in a viscoelastic fluid subjected to Poiseuille flow (Articolo in rivista) (literal)
- Anno
- 2011-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.compfluid.2010.11.009 (literal)
- Alternative label
Villone, M. M.; D'Avino, G.; Hulsen, M. A.; Greco, F.; Maffettone, P. L. (2011)
Numerical simulations of particle migration in a viscoelastic fluid subjected to Poiseuille flow
in Computers & fluids
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Villone, M. M.; D'Avino, G.; Hulsen, M. A.; Greco, F.; Maffettone, P. L. (literal)
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- ISI Web of Science (WoS) (literal)
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- University of Naples Federico II; KU Leuven; Eindhoven University of Technology; IRC CNR (literal)
- Titolo
- Numerical simulations of particle migration in a viscoelastic fluid subjected to Poiseuille flow (literal)
- Abstract
- In this work we present 2D numerical simulations on the migration of a particle suspended in a viscoelastic fluid under Poiseuille flow. A Giesekus model is chosen as constitutive equation of the suspending liquid. In order to study the sole effect of the fluid viscoelasticity, both fluid and particle inertia are neglected. (literal)
- The governing equations are solved through the finite element method with proper stabilization techniques to get convergent solutions at relatively large flow rates. An Arbitrary lagrangian-Eulerian (ALE) formulation is adopted to manage the particle motion. The mesh grid is moved along the flow so as to limit particle motion only in the gradient direction to substantially reduce mesh distortion and remeshing. (literal)
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