The design and technology of wind turbines were completed by German Engineering firm Frisia.
Within the last 6 years the 850KW models have been installed 70+ times successfully in Europe.
item | parameters | |
rotor | rotor diameter | 56.3 |
swept area | 2490 | |
hub height | 70 | |
rotor speed | 13-25 | |
power regulation | variable speed??pitch | |
cut-in wind speed??m/s?? | 3 | |
cut-out wind speed(m/s) | 25 | |
rated wind speed(m/s) | 11.5 | |
generator | type | stage 4??synchronous??IP54 |
rated output power(kW) | 850 | |
voltage(v) | 690 | |
frequency(Hz) | 50 | |
speed | 1000-2000 | |
full load power factor | 1.0 | |
gearbox | 1 stage planet, 2 stage parallel axis | |
tower type | taper | |
braking system | air brake | full feathering |
mechanical brake | hydraulic disc | |
safety degree | IEC TC3A | |
survival wind speed(3s,m/s) | 52.5 | |
v[m/s] | power[kw] | power factor |
3 |
|
|
4 | 22.9 | 0.23 |
5 | 67.1 | 0.35 |
6 | 121.9 | 0.39 |
7 | 213.7 | 0.41 |
8 | 326.7 | 0.42 |
9 | 466.1 | 0.42 |
10 | 629.6 | 0.41 |
11 | 831.9 | 0.41 |
12 | 850 | 0.32 |
13 | 850 | 0.25 |
14 | 850 | 0.2 |
15 | 850 | 0.16 |
16 | 850 | 0.13 |
17 | 850 | 0.11 |
18 | 850 | 0.09 |
19 | 850 | 0.08 |
20 | 850 | 0.07 |
21 | 850 | 0.06 |
22 | 850 | 0.05 |
23 | 850 | 0.04 |
24 | 850 | 0.04 |
25 | 850 | 0.03 |
850kw wind power generation wind turbine
