Wind turbine 235kW

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Wind turbine ТМ

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Technical parameter

Rated Power: 235kW

Power Regulation: Hydraulic Active Pitch

Pitch Adjustment Method: Hydraulic Synchronous Pitch

Cut-in Wind Speed: 3 m/s

Rated Wind Speed: 11.5 m/s

Cut-out Wind Speed(Average Values in 3s): 25 m/s

Cut-Out Extreme Wind Speed（Average Values in 5s）: 30 m/s

Maximum Wind Speed Resistance(Average Values in 3s): 59.5(IEC Ⅱ) m/s

Design Service Life(Year): 20 y

Working Temperature: -30℃～45℃

Wind Rotor

Wind Rotor Diameter: 28 m

Swept Area: 615 square meters

Speed Range: 30～53 rpm

Rated Speed of Wind Rotor: 44 rpm

Rotation Direction: Horizontal axis upwind clockwise

Pitch Angle: 4°

Wind Rotor Cone Angel: 0°

Blade Quantity: 3 p

Blade Length: 13.35 m

Blade Material: Glass fiber reinforced polyester/epoxy resin

Blade Weight: 680 kg

Gear Box

Type of Gear Box: Permanent Magnet Generator

Rated Power: 235 kW

Rated Voltage: 380V

Rated Frequency: 50/60 Hz

Rated Speed: 44 rpm

Insulation Class: F

Protection Class: IP54

Brake System

Main Brake System: 3 blades Pneumatic Brake

Second Brake System: Spindle Caliper Disc Brake

Yaw System

Type: Active Yaw

Yaw Drive: 1 Drive Motor

Yaw Brake: Slipper Damper Brake

Control System

Type: PLC

Surveillance Center: Remote Monitoring

Lightning Protection

Lightning Protection Design Standards: IEC61024/61312/61400，GB50057- 1994

Lightning Protection Measures: Blade Tip Lightning Protection

Tower

Type: Tubular Conical Steel Tower

Height: 30 м

Ladder: Internal

Number of Ladder Segments: 3

Diameter of top and bottom flanges: 1440/2220 mm

Material: Q345

Weight Engine room: 17,1 т

Weight Tower: 19,5 т

Foundation: Anchor Bolt Type

Noise: ≤56 db Tower Bottom

Power curve

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Annual generation curve

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Structure diagram of wind turbine

Overall structure diagram

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Internal structure diagram

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