2MW Series Wind Turbine

These 2MW series wind turbines are double-fed, variable pitch windmills. The wind generators can be produced with rotor diameters of 87 / 93 / 99 / 105 / 111/116 meters. This allows for wind power generation in wind classes from I to IV.

W2000-87/93/99/105/111/116 power curve
Operating data
Rated power[kw] 2000
Cut-in wind speed[m/s] 3
Cut-out wind speed[m/s] 25/25/25/20/22/25
Maximum wind speed(3s)[m/s] 70/59.5/52.5/52.5/52.5/52.5
Operating temperature(℃) [-20,+40](Normal temperature) [-30,+40](Low temperature)
Survival temperature(℃) [-30,+50](Normal temperature) [-40,+50](Low temperature)
Rotor speed range[rpm] 8.33-16.5/8.33-16.5/8.33-16.5/8.33-16/7.87-16/7.87-16
Rated speed range[rpm] 15.35/15.35/15.35/15/14.5/14.5
Rated wind speed[m/s] 11.4/10.8/10.4/10/9.5/9.2
Life cycle[year] 20
Surface color Light gray RAL7035
Rotor weight[t] 43.2/42.5/45.6/48.6/51.3/51.8
Hub weight[t] 17.5
Nacelle weight[t] 82
Rotor diameter[m] 87/93/99/105/111/116
Swept area[㎡] 5942/6789/7693/8659/9677/10565.
Blade Amount 3
Rotor tilt[°] 5
Rotor cone angle[°] 3.5/3.5/3.5/3.5/5/5
Blade length[m] 42.38/45.38/48.38/51.38/54.38/56.88
Aerodynamic configuration Aerodyn AE+NACA
Blade material GFRP
Pitch System
Type Electric pith system
Pitch speed[°/s] 5
Pitch bearing Four-point contact ball
Drive chain
connection Rotor hub-rotor shaft: flange; Rotor shaft-gearbox: shrink disk; Gearbox generator: Double flexible coupling
Gearbox type 1-Stage parallel axis
gearbox gear ratio 118/118/118/118/125/125
gearbox lubricating system Force+ splash lubricating
gearbox oil[L] ~400
gearbox oil filter On line(can match offline precision filtration)
Gearbox cooling Oil-water-wind refrigeration
Type Doubly fed induction generator
Rated power[kw] 2100
Rated speed[rpm] 983-1983
Rated voltage[v] 690
Grid frequency[Hz] 50
insulation F、H
protection IP54
Type of cooling Water cooling
Apparent power[KVA] 2100
Rated voltage[v] 690
Grid frequency[Hz] 50
Type of cooling Water cooling
Yaw system
Type Electric yawing system
Yaw bearing Four-point contact ball
Yaw motor 4 Pieces
Yaw rate[°/s] 0.68
Braking system
Type Main braking: blade aerodynamic brakes Mechanical braking: High speed shaft mechanical brakes
Main braking Blade Paddle brakes
Mechanical braking High-speed spindle hydraulic disc caliper brake
Loading components
Hub Nodular cast iron
Rotor bearing Double row spherical roller bearing
Rotor Alloy steel
Front frame Nodular cast iron
Back frame Structural steel parts
Nacelle cover(Dome) GFRP
Control system
Control unit PLC
Process control system Distributed control
Bus control type power link Power link
Remote control SCADA
Type cylindrical
Hub height[m] 80m or According to the site condition
Antiseptic Anticorrosion painting
Anticorrosion painting Following the ISO12944 standards, according to the wind field environment.
Barrel Structural steel
Flange Circular forging steel
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