Search Results - "Mitsoulis, Evan"

Fountain flow revisited: The effect of various fluid mechanics parameters by Mitsoulis, Evan

“…Numerical simulations have been undertaken for the benchmark problem of fountain flow present in injection-mold filling. The finite element method (FEM) is…”
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Fountain flow of pseudoplastic and viscoplastic fluids by Mitsoulis, Evan

“…Numerical simulations have been undertaken for the benchmark problem of fountain flow present in injection-mold filling. The Finite Element Method (FEM) is…”
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Numerical simulation of calendering viscoplastic fluids by Mitsoulis, Evan

“…Numerical simulations have been undertaken for the process of calendering viscoplastic sheets with a finite thickness. The finite element method (FEM) is used…”
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Extrudate swell of a high-density polyethylene melt: II. Modeling using integral and differential constitutive equations by Konaganti, Vinod Kumar, Ansari, Mahmoud, Mitsoulis, Evan, Hatzikiriakos, Savvas G.

“…•Characterization and extrudate swell simulation of a HDPE using several integral and differential constitutive models.•Study the effects of die geometrical…”
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Effect of viscoelasticity in the film-blowing process by Beaulne, Michel, Mitsoulis, Evan

“…Numerical simulations have been undertaken for the film‐blowing process of viscoelastic fluids under different operating conditions. Viscoelasticity is…”
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A study of various factors affecting Newtonian extrudate swell by Mitsoulis, Evan, Georgiou, Georgios C., Kountouriotis, Zacharias

“…► Complete extrudate swell results for Newtonian fluids for a range of fluid mechanics parameters. ► The effects of Reynolds, Stokes, capillary numbers, slip…”
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Application of a Projection Method for Simulating Flow of a Shear-Thinning Fluid by Jabbari, Masoud, McDonough, James, Mitsoulis, Evan, Hattel, Jesper Henri

“…In this paper, a first-order projection method is used to solve the Navier–Stokes equations numerically for a time-dependent incompressible fluid inside a…”
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Hellenic Society of Rheology meeting (HSR 2011) by Mitsoulis Evan

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Slip effects in tapered dies by Hatzikiriakos, Savvas G., Mitsoulis, Evan

“…Approximate analytical equations are derived for the calculation of pressure drop of power‐law fluids for viscous flow through tapered dies for a wide range of…”
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Numerical simulations of complex yield-stress fluid flows by Mitsoulis, Evan, Tsamopoulos, John

“…Viscoplasticity is characterized by a yield stress, below which the materials will not deform and above which they will deform and flow according to different…”
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Bagley correction: the effect of contraction angle and its prediction by MITSOULIS, Evan, HATZIKIRIAKOS, Savvas G

“…The excess pressure losses due to end effects (mainly entrance) in the capillary flow of a branched polypropylene melt were studied both experimentally and…”
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The effect of slip in the flow of a branched PP melt : experiments and simulations by MITSOULIS, Evan, KAZATCHKOV, Igor B, HATZIKIRIAKOS, Savvas G

“…In this paper visualisation and direct velocity profile measurement experiments for a branched polypropylene melt in a 10:1 axisymmetric contraction…”
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Hellenic Society of rheology by Mitsoulis Evan

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Numerical Methods for Non-Newtonian Flows – XVth IWNMNNF 2007 by Mitsoulis Evan, Mavrantzas Vlasis

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Annular extrudate swell of pseudoplastic and viscoplastic fluids by Mitsoulis, Evan

“…Numerical simulations have been undertaken for the benchmark problem of annular extrudate swell present in pipe extrusion and parison formation in blow…”
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Extrudate swell of Boger fluids by Mitsoulis, Evan

“…Boger fluids are dilute polymer solutions exhibiting high elasticity at low apparent shear rates, which leads to high extrudate swell. Numerical simulations…”
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Numerical simulation of confined flow of polyethylene melts around a cylinder in a planar channel1Dedicated to the memory of Professor Gianni Astarita.1 by Mitsoulis, Evan

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Rheological Properties Related to Extrusion of Polyolefins by Mitsoulis, Evan, Hatzikiriakos, Savvas G

“…Rheological properties related to the extrusion of polyolefins are the shear viscosity, the elongational viscosity, the slip velocity and their temperature-…”
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J.G. Oldroyd's early ideas leading to the modern understanding of wall slip by Ghahramani, Nikoo, Georgiou, Georgios C., Mitsoulis, Evan, Hatzikiriakos, Savvas G.

“…•Oldroyd's ideas leading to the modern understanding of wall slip phenomena are discussed.•The derivation of Oldroyd's slip method is outlined.•Oldroyd's slip…”
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On creeping drag flow of a viscoplastic fluid past a circular cylinder: wall effects by Mitsoulis, Evan

“…The creeping drag flow of a Bingham plastic past a circular cylinder kept symmetrically between parallel plates was analyzed via numerical simulations with the…”
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