Comparing the wall slip and the constitutive approach for modelling spurt instabilities in polymer melt flows

DOI10.1016/S0377-0257(97)00081-5zbMath0972.76007OpenAlexW2139742003MaRDI QIDQ1297524

R. J. Koopmans, C. F. J. den Doelder, A. A. F. van de Ven, Jaap Molenaar

Publication date: 8 November 2001

Published in: Journal of Non-Newtonian Fluid Mechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0377-0257(97)00081-5

zbMATH Keywords

boundary layer approachnon-slip boundary conditionspressure oscillationsJohnson-Segalman-Oldroyd constitutive equationpolymer melt extrusionpressure-controlled extrusionspurt phenomenonwall slip approach

Mathematics Subject Classification ID

Non-Newtonian fluids (76A05) Statistical mechanics of polymers (82D60)

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