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Preliminary results of the conditional analysis of wall friction during laminar-turbulent transition of a rough wall boundary layer
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SYSNO ASEP 0384370 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Ostatní články Title Preliminary results of the conditional analysis of wall friction during laminar-turbulent transition of a rough wall boundary layer Author(s) Jonáš, Pavel (UT-L) RID
Hladík, Ondřej (UT-L) RID
Mazur, Oton (UT-L) RID
Uruba, Václav (UT-L) RID, ORCIDSource Title Proceedings in Applied Mathematics and Mechanics - ISSN 1617-7061
Roč. 12, č. 1 (2012), s. 467-468Number of pages 2 s. Publication form Online - E Action Annual Meeting of the International Association of Applied Mathematics and Mechanics /83./ Event date 26.03.2012-30.03.2012 VEvent location Darmstadt Country DE - Germany Event type WRD Language eng - English Country DE - Germany Keywords laminar/turbulent transition ; wall friction ; rough wall ; boundary layer Subject RIV BK - Fluid Dynamics R&D Projects GAP101/10/1230 GA ČR - Czech Science Foundation (CSF) GAP101/12/1271 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z20760514 - UT-L (2005-2011) DOI 10.1002/pamm.201210222 Annotation The conditional analysis of the instantaneous wall friction is applied on time records made in transitional boundary layers originating on smooth surface or surface covered by sand paper (grits 60) under turbulent free stream. The applied intermittency analysis of measurement allowed the evaluations of turbulent and non-turbulent zone averages. Workplace Institute of Thermomechanics Contact Marie Kajprová, kajprova@it.cas.cz, Tel.: 266 053 154 ; Jana Lahovská, jaja@it.cas.cz, Tel.: 266 053 823 Year of Publishing 2013 Electronic address http://onlinelibrary.wiley.com/doi/10.1002/pamm.201210222/abstract
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