Lagrangian tracking of fibres in a channel flow

Autor: Volavy Jaroslav, Farkas Árpád, Lizal Frantisek, Elcner Jakub, Jicha Miroslav
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: EPJ Web of Conferences, Vol 213, p 02098 (2019)
Druh dokumentu: article
ISSN: 2100-014X
DOI: 10.1051/epjconf/201921302098
Popis: Tracking of fibres in a fluid flow is much more complicated than tracking of spherical particles. In fibre motion, the orientation of fibre against the flow direction plays a very important role. In addition to the standard equation of motion, additional equations for orientation and angular velocity must be solved during the tracking of fibres. A mathematical model describing fibre motion is introduced in this work. Capabilities of this model are demonstrated through simulations of fibre transportation by air in a channel flow. The importance of the terms in the equation of angular velocity are discussed.
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