Corotational and Compressibility aspects leading to a modification of the vortex-identification Q-criterion

0445926 - ÚH 2016 RIV US eng J - Článek v odborném periodiku
Kolář, Václav - Šístek, Jakub
Corotational and Compressibility aspects leading to a modification of the vortex-identification Q-criterion.
AIAA Journal. Roč. 53, č. 8 (2015), s. 2406-2410. ISSN 0001-1452. E-ISSN 1533-385X
Grant CEP: GA ČR GA14-02067S
Institucionální podpora: RVO:67985874 ; RVO:67985840
Klíčová slova: vortex * vortex identification * vortex-identification criterion * vortex-identification method * vortical structures
Obor OECD: Fluids and plasma physics (including surface physics)
Impakt faktor: 1.326, rok: 2015

A three-dimensional modification of the vortex-identification Q-criterion is proposed. The modification, based on the corotational and compressibility arguments, performs better in regions of strong shearing.
Trvalý link: http://hdl.handle.net/11104/0247946