id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ap-718	Coiro, D. P.; Marco, A. De; Nicolosi, F.; Melone, S.; Montella, F.	Dynamic Behaviour of the Patented Kobold Tidal Current Turbine: Numerical and Experimental Aspects	2005	8	.pdf	application/pdf	4493	165	61	For one blade and for the upwind actuator disk a a sen V V Cu u u Ru lu u zvu u( ) ( , ,Retan1 1 8 2 � � � � � �� � � � �� � ) ( ) ( , ,Re ) cos( ) tan tan tan � � � � � sen C C � � � � � � u u du u zvu u u u mc u zvu u nu u zvu u c cer 4 4 ( , ,Re ) ( , ,Re ) ( ) tan tan� � � �� � � C x x � � � � � � cos ( , ,Re ) ( ) tan � � � � zvu tu u zvu u c cer zvu C x x sen4 0 (5) For the downwind actuator disk ( )( ) ( ,tan 1 2 1 8 2 � � � � � � � a a a sen V V C d d u d Rd ld d z � � � � �� vd d d d dd d zvd d d ,Re ) ( ) ( , ,Re ) cos( tan tan� � � � � sen C� � � � � � �tan tan tan ) ( , ,Re ) ( , ,Re ) ( d mc d i i N �� � � � � C b 1 (10) I M I M I P zv1 h1 P zv h2 P zv (�� ��) (�� ��) (�� ��) � � � � � � � � 2 3 � � � M I M h3 P zvn hn � (�� ��)� (11) 3 Airfoils and aerodynamic characteristics The rotor performances were tested using five airfoils: three symmetrical airfoils NACA 0012, 0015, 0018 and two cambered airfoils NACA 4415 and HLIFT18.	cache/ap-718.pdf	txt/ap-718.txt