AL120A
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AL120A
| 技术参数 Technical data | |
| 叶片长度 Blade length | 120m |
| 设计风场等级 Design type class | IEC S |
| 最大弦长 Max. chord length | 6.2m |
| 预弯 Pre-bending | 7m |
| 叶片预锥角 Pre-cone angle/can be different | 0° |
| 叶片重量 Mass without T-Bolt | 46t |
| 设计使用寿命 Design operation life | 25years |
| 材料体系 Material | E/H-玻纤增强环氧树脂E/H-glass reinforced Epoxy 碳纤维拉挤板Carbon Fiber Pultruded Plate |
| 运行参数 Operation Parameter | |
| 额定功率 Rated power | 11.x MW |
| 风轮直径 Rotor Diameter | 245m |
| 叶片数量 Number of blades | 3 |
| 功率控制 Power control | 变速变桨Pitchable & Variable-speed |
| 额定叶尖速度 Rated tip speed | 89.79m/s |
| 额定转速 Rated rotor speed | 7rpm |
| ******风能利用系数 Performance coefficient at TSR-opt | 0.485 |
| 根部连接 Blade Connection | |
| 螺栓类型 Principle | 预埋螺栓套/Insert |
| 螺杆中心圆直径 Bolt hole circle diameter | 4800mm |
| 螺栓数量和规格 Number, Size of tension bolts | 192xM39x4.0 10.9 |
| 根端外圆直径 Outer diameter of root | 4920mm |
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