General Specifications

ManufacturerQED Wind Power USA
ConfigurationHorizontal Axis
Life Expectancy20 Years
Service MaintenanceAnnual (2 Hours)
Power20kW
Cut In Wind Speed3 m/s
Cut Out Wind Speed20 m/s
Wind Speed Survival60 m/s
Regulation PrimaryProprietary Phase Angle
Regulation SecondaryYaw

Rotor

Rotor Diameter12.5m
Rotor Speed75 rpm
Rotor Weight350kg
BladesProprietary QED
Number of Blade/Length3/6m
Swept Area115m2
PositionUpwind
DirectionClockwise
MaterialFiberglass
ColorWhite Semi Gloss

Generator

Generator ManufacturerCSIC Marine
TypePermanent Magnet
Voltage600V 3 Phase Delta
Frequency25

Shaft

Shaft MaterialN24T
Bearing Housing TypeDuctile Cast Iron
Bearing TypeDual Spherical Roller
Bearing LubricationGrease

Output

Rated Turbine Output20kW
Maximum Continuous Output25kW
Maximum 1 Minute Output25kW
Maximum 1 Minute Reactive Requirement0.25kVARS
Design Power Factor220V 100A 0.95

Brake System

Primary Brake SystemResistive Load
Back Up Brake System2 Spring Applied NC

Yaw System

Yaw SystemActive
SignalWind Sensor and Yaw Motor
Yaw Slew RingMulti Point Ball Bearing
Yaw Drive TypeAC Motor Custom Planetary
Electrical ConnectionVFD
Yaw Safety Device1Planetary Clutch NO
Yaw Safety Device2Cable Twist Logic

Nacelle

NacelleSteel
Nacelle FrameCustom QED Welded Structure
Nacelle CoverFiberglass
Weight1900kg
ColorWhite Semi Gloss

Tower

Tower TypeTubular Steel Monopole
Sections2/3
Hub Height19m/25m/31m
Blade Tip Minimum13m/19m/25m
Location LadderNone Required
Location CraneNone Required
Turbine AccessHydraulic Pivot Tower
ColorGalvanized Steel

Miscellaneous

Control System ManufacturerQED Wind Power USA
ModelPHX20
Logic ControllerMitsubishi PLC
Remote MonitoringYes
Remote ControlFull
Data LoggingContinuous Online/Offline