(2) Below the rated wind speed, the wind turbine outputs efficiently;
(3) Above the rated wind speed, adjust the pitch angle so that the rotor speed is maintained near the rated speed and the power output is stable.
Model | AH-5KW | AH-10KW | AH-20KW | AH-30KW | |||
Rotor diameter (m) | 5.6 | 7.78 | 9.8 | 13.1 | |||
Blade material & Qty. | FRP*3 | FRP*3 | FRP*3 | FRP *3 | |||
Rated power (kW) | 5 | 10 | 20 | 30 | |||
Rated wind speed (m/s) | 11 | 11 | |||||
Rated rotating speed (r/min) | 240 | 180 | 175 | 95 | |||
Generator type | 3-phase PMG | 3-phase PMG | |||||
Working wind speed (m/s) | 3-30 | 3-30 | |||||
Start-up wind speed(m/s) | 2.5 | 2.5 | |||||
Cut-in wind speed(m/s) | 3 | 3 | |||||
Survival wind speed (m/s) | 60 | 60 | |||||
Rated voltage (VDC) | 400/240/custom made | 400 | 450 | 450 | |||
Speed regulation method | Pitch-controlled | Pitch control + Active yawing +electromagnet brake | Auto yawing+pitch-controlled | ||||
Wind answering method | Up wind | Up wind+yawing | |||||
Stop method | Auto brake | Auto brake | |||||
Gale protection | Smart control+unattended | Smart control+unattended | |||||
weight (kg) | 400 | 550 | 1210 | 2800 | |||
Noise level (dB) | ≤65 | ≤65 | |||||
Tower height (m) | ≥8 | ≥12 | ≥12 | ≥20 | |||
Tower type | Tilt-up tower | Tilt-up tower | Free stand tower | Free stand tower | |||
Working temperature | -20℃~+50℃ | -20℃~+50℃ |