EUROTURBINE ET550/41 (ET600) = Manufacturer "Windtechnik GmbH" Germany 1. Operating Conditions Nominal power: 550 kW Cut-in wind speed: 3,0 m/s Wind speed at nominal power: 14,5 m/s Cut-out wind speed: 20 m/s Survival wind speed: 55,3 m/s Rotational speed: 18 rpm = 1004 U/min, 28 rpm = 1507 U/min Hub height: 42 m or 54 m Power limiting: Aerodynamic stall Limiting of rotational speed: 2 disc brakes, centrifugal force controlled tip brake 2. Machine parts Control System Manufacturer : Dan Control (Vestas) Rotor Manufacturer: Aerpac APX 40/500 and LM 19.1 Diameter: 41,5 m Rotor area: 1353 qm Rotorblade length: 19,25 m Tower Type: Steel tube Diameter: 3.2 m ; conical Height: 40 m Mass: 28.000 kg Base diameter: 3.2 m Material: Steel, saltwater-proof painted Gearbox Manufacturer: Dorstener or Köllmann Type: 3 - stage Planetary- / spur gear Operation factor: 1,7 (rule GL) Ratio: 1 : 54,5 Maximal output: 720 kW Input speed: 18 U/min / 28 U/min Output speed: 1004 U/min / 1507 U/min Lubrication: Splash lubrication with external cooler Efficiency: max. 96,5 % Mass: 9.000 kg Brakes Manufacturer: Svendborg / Sime Generator Manufacturer: Elin Type: 4 / 6 pole induction generator, watercooled Maximum continuous ration: 180 kW / 720 kW Nominal power: 150 kW / 600 kW Rotational speed: 1004 U/min / 1506 U/min Efficiency: max. 97,5 % Frequency: 50 Hz Voltage: 3 * 690 V Weight: ca. 2.800 kg Wind-directional yaw system Manufacturer: Bon Figlioli, Eugen Schmidt Electrical rotational drive: 2 Rotational speed (Yaw rate): 0,4 œ/sec Power consumption (Power input): 2 x 0,75 kW Rotational gear ratio (Yaw gear ratio): 2700 : 1 Retaining/braking mechanism: 2 brake blocks, brakes in electrical rotational drive Azimut bearing Manufacturer: Hoesch Rothe Erde No. of Turbines: 25 pcs. Year built: 1996-2005 (never in Operation) Condition: New (never in Operation) Terms of delivery: EX WORKS Price: EUR ( 350.000,- EUR per turbine ) . Scope of Supply: 25x ET 550 Machinehouses, 25 sets of Rotoblades, 25 x towers with a hub height of 40 m, 25 x foundation rings, 25 x control systems, complete documentation, spare parts. Warranty period of 1 year. |
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