ENGLISH TECHNICAL DATA Rated power: 2000 kW Rotor diameter: 82 m Hub height: 70 m, 78 m, 98 m, 108 m Prototype: Series production: Autumn 2005 From 3rd quarter 2006 Turbine concept: Gearless, variable speed, E-82 2000 kW 1 4 variable pitch control 3 2 5 Rotor Type: Upwind rotor with active The new ENERCON E-82 sets pitch control Number of blades: 3 Swept area: 5281 m2 Blade material: Fibreglass (epoxy resin); 6 success story of the highly eco1 ■ 2 ■ 3 ■ 4 ■ integrated lightning protection Rotational speed: Variable, 6 –19.5 rpm Tip speed: 25 – 80 m/s Pitch control: ENERCON blade pitch system, one independent pitching allocated emergency supply Rigid Main bearings: Dual-row tapered/single-row cylindrical roller bearings Generator: ENERCON direct-drive synchronous annular generator Grid feeding: ENERCON inverter Braking systems: – 3 independent blade pitch systems with emergency supply – Rotor brake – Rotor lock Yaw control: Active via adjustment gears, load-dependent damping Cut-in wind speed: Yaw motors 2.5 m/s Rotor hub nomical use of wind energy. Rotor blade Especially designed for medium Annular generator Blade adaptor wind strengths, the E-82, with Calculated power curve Power P Power coefficient Cp (kW) (-) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Drive train with generator 5 ■ 6 ■ Main carrier Wind (m/s) system per rotor blade with Hub: yet another milestone in the 0.0 3.0 25.0 82.0 174.0 321.0 532.0 815.0 1180.0 1612.0 1890.0 2000.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 2050.0 its large rotor diameter and the efficient ENERCON rotor blade 0.00 0.12 0.29 0.40 0.43 0.46 0.48 0.49 0.50 0.50 0.44 0.36 0.29 0.23 0.19 0.15 0.13 0.11 0.09 0.08 0.07 0.06 0.05 0.05 0.04 3 Clockwise ρ = 1,225 kg/m Direction of rotation: design, guarantees optimal yield and considerably reduces the costs per kWh of wind energy. Furthermore, the E-82 fulfils the current grid connection stipulations due to its sophisticated grid feed system, which enables it to be integrated in all types of supply and distribution structures. 2200 2000 22–28 m/s 1600 0,40 1400 1200 0,30 1000 800 0,20 600 400 Remote monitoring: ENERCON SCADA 0,10 200 0 0,00 0 5 10 15 20 Wind speed v in hub height [m/s] Specifications subject to change/November 2005 Power P Power coefficient Cp 25 Power coefficient Cp [–] Cut-out wind speed: 0,50 1800 12.0 m/s Power P [kW] Rated wind speed: ENERCON GmbH · International Dept. Otto-Lilienthal-Straße 25 28199 Bremen · GERMANY Phone +49 421 244 15 20 Fax +49 421 244 15 39 www.enercon.de