Wind Energy Feasibility Study - Town Of Orleans

Manufacturer and typePitch rate, Deg./sec.Pitch mechanism, electric/hydraulicPressureCylinder force ,kNFeathering system (including backup)Parker or Equivalent4.6 deg/secHydraulically225 bar250 kNHydraulicallyT600-48 TURBOWINDS7 TowerType and Material ST 42Height, m50 mDiameter and Thickness at top, cm209.4 cm - 1.2 cmDiameter and Thickness at base, cm314.0 cm - 2.5 cmTower Layoutcylindrical – taperedFirst bending frequency , Hz0.9 HzAccess to nacelleinside towerCorrosion prevention3 coat paintingWithstanding seismic loads0.35 g8 Power Generation SystemGenerator:ManufacturerABB / SiemensType and Model number M2CG 400 XL 4/6Rating, kW120/ 600 kWRated current123/566 AmpSlip 0.7 % / 0.9 %Power Factor ( 100%-75%-50%-25%) 0.89 - 0.88 - 0.85 - 0.68Voltage, V690 VACFrequency, Hz60HzSpeed, rpm1200/1800 rpmInsulationclass FMaximum working temperature, C45 degrees ambient tempEfficiency (100%-75%-50%-25%) 96.9 % - 96.7 % - 96.2 % -94.1% respectivelyWinding protection type IP 55Safety device3 PTC’s per generatordBA at 1 meter distance< 85 dBAConnection to grid, direct/softsoft startedElectricals:Reactive power compensation &APFCT600-48 TURBOWINDS50/150 kVar ,& 175KVAR,6