This paper describes how three different water vortex regimes in a hyperbolic Schauberger funnel can be created, their most important characteristics, and how associated parameters such as the oxygen transfer rates can be calculated.
Klymenko, R., Nanninga, H., de Kroon, E., Agostinho, L. L. F., Fuchs, E. C., Woisetschläger, J., Hoeben, W. F. L. M. Preparation of Free-Surface Hyperbolic Water Vortices. J. Vis. Exp. (197), e64516, doi:10.3791/64516 (2023).