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Diagnostics of Apparent Wall Slip in Aqueous Polymer Solutions
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SYSNO ASEP 0328000 Document Type C - Proceedings Paper (int. conf.) R&D Document Type Conference Paper Title Diagnostics of Apparent Wall Slip in Aqueous Polymer Solutions Author(s) Wein, Ondřej (UCHP-M) RID, SAI
Tovčigrečko, Valentin (UCHP-M)
Sobolík, Václav (UCHP-M)
Večeř, M. (CZ)Source Title AIP Conference Proceedings, Volume 1152. - Melville, New York : American Institute of Physics, 2009 / Zatloukal M. - ISSN 0094-243X - ISBN 978-0-7354-0689-6 Pages s. 139-151 Number of pages 13 s. Action Novel Trends in Rheology III Event date 28.07.2009-29.07.2009 VEvent location Zlín Country CZ - Czech Republic Event type WRD Language eng - English Country US - United States Keywords apparent wall slip (AWS) ; electrodiffusion diagnostics (ED) ; depleted layer thickness Subject RIV CI - Industrial Chemistry, Chemical Engineering R&D Projects GA104/08/0428 GA ČR - Czech Science Foundation (CSF) GA104/09/0972 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z40720504 - UCHP-M (2005-2011) UT WOS 000270915900013 Annotation Two experimental methods, apparent-wall-slip (AWS) rotational viscometry with Morse-taper sensors and electrodiffusion (ED) flow diagnostics with auto-calibrated friction probes, are used to study velocity profiles in aqueous solutions of high-molecular polysaccharides. By comparing the velocity data from the both methods, estimates are obtained of depleted layer thickness in dependence on wall shear stress. Workplace Institute of Chemical Process Fundamentals Contact Eva Jirsová, jirsova@icpf.cas.cz, Tel.: 220 390 227 Year of Publishing 2010
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