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Improvement in techniques to determine extensional rheology from entrance flows: Computational and experimental analysis

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dc.title Improvement in techniques to determine extensional rheology from entrance flows: Computational and experimental analysis en
dc.contributor.author Zatloukal, Martin
dc.contributor.author Vlček, Jiří
dc.contributor.author Tzoganakis, Costas
dc.contributor.author Sáha, Petr
dc.relation.ispartof Journal of Non-Newtonian Fluid Mechanics
dc.identifier.issn 0377-0257 Scopus Sources, Sherpa/RoMEO, JCR
dc.date.issued 2002
utb.relation.volume 107
utb.relation.issue 1-3
dc.citation.spage 13
dc.citation.epage 37
dc.type article
dc.language.iso en
dc.publisher Elsevier Science B.V. en
dc.identifier.doi 10.1016/S0377-0257(02)00111-8
dc.relation.uri https://www.sciencedirect.com/science/article/pii/S0377025702001118
dc.subject elongační viskozita cs
dc.subject polymerní taveniny cs
dc.subject modelování toku cs
dc.subject White-Metzner model cs
dc.subject Extensional viscosity en
dc.subject polymer melts en
dc.subject flow modeling en
dc.subject White-Metzner model en
dc.description.abstract Flow through an abrupt contraction has been analyzed experimentally and theoretically through FEM simulations using the modified White-Metzner model. The results show that the 'entrance viscosity' (entrance pressure drop divided by the shear rate) strongly depends on the shape of the steady extensional viscosity, the L/D ratio of the orifice die, and it can be properly described by the newly proposed model. en
utb.faculty Faculty of Technology
dc.identifier.uri http://hdl.handle.net/10563/1000128
utb.identifier.rivid RIV/70883521:28110/02:63500610
utb.identifier.obdid 11052479
utb.identifier.scopus 2-s2.0-0037032701
utb.identifier.wok 000179259700002
utb.source j-riv
utb.contributor.internalauthor Zatloukal, Martin
utb.contributor.internalauthor Sáha, Petr
utb.fulltext.affiliation Martin Zatloukal a,∗, Jiří Vlček b, Costas Tzoganakis c, Petr Sáha a a Faculty of Technology, Tomas Bata University in Zlín, T.G. Masaryk Square 275, 762 72 Zlín, Czech Republic b Compuplast International Inc., Nerudova 158, 760 01 Zlín, Czech Republic c Department of Chemical Engineering, University of Waterloo, Waterloo, Ont., Canada N2L 3G1 Corresponding author. Tel.: +420-57-603-1350; fax: +420-57-603-1444. E-mail address: mzatloukal@ft.utb.cz (M. Zatloukal).
utb.fulltext.dates Received 6 May 2002; received in revised form 19 June 2002
utb.fulltext.sponsorship The support of the project by the Czech Grant Agency (grant no. 104/01/P132) and Ministry of education of the Czech Republic (grant no. 265200015) are gratefully acknowledged for financial support.
utb.scopus.affiliation Zatloukal M., Faculty of Technology, Tomas Bata University In Zlín, 762 72 Zlín, T.G. Masaryk Square 275, Czech Republic; Vlček J., Compuplast International Inc., 760 01 Zlín, Nerudova 158, Czech Republic; Tzoganakis C., Department of Chemical Engineering, University of Waterloo, Waterloo, Ont. N2L 3G1, Canada; Sáha P., Faculty of Technology, Tomas Bata University In Zlín, 762 72 Zlín, T.G. Masaryk Square 275, Czech Republic
utb.fulltext.projects GACR 104/01/P132
utb.fulltext.projects MSM 265200015
utb.fulltext.faculty Faculty of Technology
utb.fulltext.ou -
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