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Rotor Configuration
Type
Orientation
Diameter
Swept area
Max. rotor speed
Power regulation |
Three bladed, variable axis
Downwind
13.2 meters
137 square meters
80 rpm
Tilt control |
Rotor Shaft Configuration
Hub material
Main bearings
Main shaft material |
Ductile cast iron
Spherical roller
AISI 4340 or 8620 |
Brake
Type
Location |
Pneumatic release
Low speed shaft |
Generator
Type
Rated power
Synchronous speed
Voltage
Frequency
Manufacturer |
Induction
30 kW
1,500 rpm
415/480 Volts
50/60 Hz
Marathon Electric |
Yaw System
Type
Yaw bearing |
Passive
Turret (ball type) |
Tower
Type
Hub height |
Guyed, tube tower
20 meters |
Masses
Blade
Rotor
Nacelle (less rotor)
Tower |
150 kilograms
575 kilograms
1,000 kilograms
3,400 kilograms |
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|
Blade
Blade length
Tip chord
Root chord
Material
Blade manufacturer |
6.4 meters
280 millimeters
914 millimeters
FRP
Appropriate Energy Power Corporation |
Drive Train
Gearbox type
Gearbox ratio
Coupling gearbox
Coupling generator
Manufacturer |
Right angle helical
1 : 17
mainshaft (Keyed, hollow shaft)
gearbox (2 rubber element couplings)
SEW Eurodrive |
Nacelle Cover
Material
Finish |
GRP
Gelcoat |
Mainframe
Construction
Material |
Fabrication
Steel |
Controls
| Controller type |
Microprocessor based |
Operational Parameters
Cut-in wind speed
Rated power at approximate
Cut-out wind speed |
3 meters / second
subject to design
25 meters / second |
* SPC reserves the right to change components without notice as long as they are of the same or with higher quality. |
