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1.5MW 系列-MZ37.5

Item  项目

MZ37.5  参数

Rated power[kw]

1500

Type

upwind & horizontal-axis

Sense of rotation

clockwise

Power Control

pitch

Lifetime[year]

20

No.of blades

3

Design class

IEC 2A+

Extreme windspeed[m/s]

70

Mean windspeed[m/s]

8.5

Cutin windspeed[m/s]

3

Cutout windspeed[m/s]

25

Rated windspeed[m/s]

11

Rated rotorspeed[rpm]

19.8

Rotorspeed range[rpm]

10.322

Blade length[mm]

37500

Blade material

GFRP

Max. chord[mm]

3183

Max. twist[°]

16

Airfoil

Aerodyn and modified NACA63

Optimal TSR

8.5

Max. Cp

0.485

Blade mass(excl. bolt)[kg]

5800

Bolt circle diameter[mm]

1800

Bolt diameter

M30

Bolt number

54

Operating temperature

-30°C ~+45°C

Survival temperature

-40°C ~+50°C

First flap frequence[Hz]

0.94

First edgewise frequence[Hz]

1.7