AL91A2

Technical data
Blade length	91m
Design type class	IEC S
Max. chord length	4.8m
Pre-bending	6.5m
Pre-cone angle/can be different	0°
Mass without T-Bolt	23.7t
Mass of T-bolt	615kg
Radius center of mass	25.876m
Design operation life	20years
Material	E/H-glass reinforced Epoxy
Operation Parameter
Rated power	5.x MW
Rotor Diameter	185m
Number of blades	3
Power control	Pitchable & Variable-speed
Speed range	5-10rpm
Rated tip speed	87.13m/s
Rated rotor speed	9rpm
Optimal tip speed ratio	11.2
Performance coefficient at TSR-opt	0.477
Blade Connection
Principle	Insert
Bolt hole circle diameter	3200mm
Number, Size of tension bolts	128xM36X4.0 10.9
Outer diameter of root	3310mm

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CONTACT

Add:Building 1 No.1318, Miaoxiang Road, Lingang new area,，China( Shanghai) Pilot free Trade Zone
Email:[email protected]