(http://images.gizmag.com/gallery_lrg/9020_21030852101.jpg)
(http://images.gizmag.com/gallery_lrg/9020_21030810644.jpg)
(http://images.gizmag.com/gallery_lrg/tubercleblades.jpg)
link:
http://www.gizmag.com/bumpy-whale-fins-set-to-spark-a-revolution-in-aerodynamics/9020/ (http://www.gizmag.com/bumpy-whale-fins-set-to-spark-a-revolution-in-aerodynamics/9020/)
ak to ima efekta na male propove, onda bi to modelarima bilo zanimljivo najviše za multije, di se svaki % efikasnosti itekako broji.
Nisam baš proučavao ali to bi onda na helićima bilo efikasno nešto tipa one blade heli Single Rotor Bladed E-Sky 900 Heli + Mild 3D STUNTS of Blade 400 & Hyperfly (http://www.youtube.com/watch?v=-qhEsuhi1PU#ws)
ili samo pišem gluposti :D