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    AL98A

    AL98A

    Technical data                 
    Blade length 98m
    Design type class   IEC S
    Max. chord length   4.8m
    Pre-bending    7m
    Pre-cone angle/can be different 0°
    Mass without  T-Bolt 28.6t
    Mass of  T-bolt     610kg
    Radius center of mass 28.311m
    Design  operation life    20years
    Material   E/H-glass  reinforced Epoxy
    Operation Parameter            
    Rated power 6.x MW
    Rotor Diameter 200m
    Number of blades3
    Power control  Pitchable &  Variable-speed
    Speed range 4-9rpm
    Rated tip speed89.02m/s
    Rated rotor speed  8.5rpm
    Optimal tip speed ratio12.2
    Performance coefficient at TSR-opt 0.482
    Blade Connection            
    Principle Insert
    Bolt hole circle diameter3200mm
    Number, Size of tension bolts128xM39X4.0 10.9
    Outer diameter of root3310mm


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