All electrical components are sourced from reputed global suppliers to ensure high efficiency and reliability of turbines.
A very strong, energetic and experienced team comprising experts across all relevant fields.
PARTICULARS | 93 MTR RD + 80 MTR HH | 100 MTR RD + 80 MTR HH / 92 MTR HH | 113 MTR RD + 92 MTR HH / 120 MTR HH |
OPERATING DATA | |||
Rated power | 2000 kW | 2000 kW | 2000 kW |
Cut-in-wind speed | 3.0 m/s | 3.0 m/s | 3.0 m/s |
Rated wind speed | 11.5 m/s | 11.0 m/s | 10.5 m/s |
Cut-out wind speed | 20.0 m/s | 20.0 m/s | 20.0 m/s |
Survival wind speed | 52.5 m/s | 52.5 m/s | 52.5 m/s |
Hub height | 80 meters | 80 / 92 meters | 92 / 120 meters |
Type class | TC IIIB | TC IIIB | TC IIIA |
Rated speed | 15.9 rpm | 15.7 rpm | 14.2 rpm |
Operational mode | Variable speed | Variable speed | Variable speed |
Design standards | Germanischer Lloyd | Germanischer Lloyd | Germanischer Lloyd |
ROTOR | |||
Pitch system | Pitch control – electrical, variable speed inverters, power backup with ultra capacitors | Pitch control – electrical, variable speed inverters, power backup with ultra capacitors | Pitch control – electrical, variable speed inverters, power backup with ultra capacitors |
Diameter | 93 meters | 100 meters | 113 meters |
Swept area | 6795 sq meters | 7894 sq meters | 10029 sq meters |
Blade material type | Epoxy glass fibre | Epoxy glass fibre | Epoxy glass fibre |
GENERATOR | |||
Type | Double fed induction generator | Double fed induction generator | Double fed induction generator |
Rated power | 2000kW | 2000kW | 2000kW |
Rated voltage | 690 V AC, 3 Phase | 690 V AC, 3 Phase | 690 V AC, 3 Phase |
Frequency | 50 Hz | 50 Hz | 50 Hz |
Cooling system | Water cooled | Water cooled | Water cooled |
Insulation | Class H | Class H | Class H |
BRAKING SYSTEM | |||
Aerodynamic brake | Full span independent blade pitching | Full span independent blade pitching | Full span independent blade pitching |
Mechanical brake | Disc brakes | Disc brakes | Disc brakes |
DRIVE TRAIN | |||
Drive train | Patented integral drive train with rotor shaft and drive train as single unit | Patented integral drive train with rotor shaft and drive train as single unit | Patented integral drive train with rotor shaft and drive train as single unit |
Rated drive torque | 1380 kNm | 1355 kNm | 1500 kNm |
Type of gearing | Two planetary and one parallel shaft gear | Two planetary and one parallel shaft gear | Two planetary and one parallel shaft gear |
Transmission ratio | 1 : ≈ 114.65 ±1% | 1 : ≈ 114.65 ±1% | 1 : ≈ 84.5 ±1% |
Gear lubrication | Forced lubrication | Forced lubrication | Forced lubrication |
Connect on gear/generator | Flexible coupling | Flexible coupling | Flexible coupling |
YAW SYSTEM | |||
Type | Driven by 4 gear motors | Driven by 4 gear motors | Driven by 4 gear motors |
Bearings | Slide bearing | Single row ball bearing | Single row ball bearing |
TOWER | |||
Type | Conical tubular steel tower | Conical tubular steel tower | Conical tubular steel tower |
Tower height | 78 meters | 78 / 90 meters | 90 / 118 meters |
Corrosion protection | Protective paint | Protective paint | Protective paint |