Specifications of Small Wind Turbines Tested for Noise

By Paul Gipe

Specifications of Small Wind Turbines at Wulf Test Field
  Rotor Swept Rated Number Approx.   Tip Speed   Tip Speed
Turbine Dia. Area Power of rpm   m/s   Ratio
  m m2 W Blades @ 8 m/s @ 10 m/s @ 8 m/s @ 10 m/s @ 8 m/s @ 10 m/s
Ampair 100 0.91 0.66 100 6 500 750 24 36 3.0 3.6
Air 403 1.17 1.07 400 3 1300 1500 80 92 9.9 9.2
BWC 850 2.44 4.67 850 3
Charging         290 390 37 50 4.6 5.0
Unloaded         400 540 51 69 6.4 6.9