Blade ATV 23 m 30 Technical information General Datas
Blade type
Pitch and/or Stall
Rotation
clockwise
Airfoil
type NACA 63218 -63412
Geometrical Datas
Blade area
36 m²
Blade length
23.30 m
max. chord
2,132 m
Tip chord
500 mm
Twist
19,63 °
Blade weight
1900 kg
Bolt circle diameter
1,250 m
Structural Datas
Material
Carbon/Glass Epoxy
Number of spar webs
2
Lightening protection
yes
Root connection
40 M24 or M30 inserts
1st flap frequency
1,89 Hz
1st lag frequency
2,97 Hz
ATV, Actipole St Charles, 13710 Fuveau, France, tel. : +33 (0) 4 42 29 14 62 , Fax. : +33 (0) 4 42 29 14 61,
[email protected]
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