LZ1.5MW rotor blade
1)obtained germany GL authority certificate, now has 72 rotor blades which were formally installed and used in world every wind-power field,
2)the first system has already steadily and effectively operated for 6 years, these success cases show LZ1.5MW rotor blades reliability , security and applicability.
*Basic parameters*Total length (m):37.5*Maximum string length (m):3.2*Standard weight (kg):5800*Application parameters*Control method:shift and slurry change rules*Rating power (MW):1.5*Application wind field grade:GLIII*Rotor blade diameter (m):77*Rotor blade revolving way :clockwise*Rating revolving speedRPM :17.3 *Rating wind speed (m/s):11*3 seconds cutting wind speed (m/s):35*Rating/urgent lock torque (KNm):1378/2067*Work temperature ():-20--+50Root joint parameters*Bolt holes central round diameter (mm):1800*Bolt quantity (kits):54*Bolt standard:M30*2Aerodynamic capabilities*Design tine speed rate:7.5*Maximum wind power utilization modulus (Cp):0.464*Air-movement form design :NACA63
[Rotor blade]