Wind Energy Systems - Wind Energy Systems for Electric Power Generation - page 98

Manufacturer GE Energy Vestas

Deutschland
GmbH

Winwind Oy

§

Type GE 3.0s V90-3,0 MW WWD-

Rated power 3000 3000 3000 kW

Rated/cut-in/cut-off-wind 14/3/25 16/4/25 12,5/3/20-25 m/s

velocity
Rotor
Diameter/swept area m / m 2

100/7854 90/6362 100/7854

No. of blades 3 3 3

min − 1 Rotational speed 5-18,7 9-19 5-15

Gear box
stages/ratio

∗ / ∗

3/1:107,9 3/1:104,5

Generator
Type SM (PM) IM, doubly fed SM (PM)

∗

min − 1 speed 1813 n N 1680 n N

∗

Voltage 690 1000 V

Grid paralleling method Converter thyristors Converter

Control/Safety
Power limitation Pitch pitch Pitch

Main brake Blade angle Blade angle var. Blade angle var.

var.

2nd brake Blade angle Disk brake Disk brake

var.

Masses
Rotor

∗ t

49 28

∗ t

Nacelle except rotor 85 68

To w e r
Hub height 70 80/105 90/100 m

Reference yield
Energy yield MWh/a

at height of tower m