Every hydraulicsystem consists of three pitchcontrol cylinders and three pitch safety cylinders, distributed inside hub.
每套液压系统配备三只控制油缸和三只安全油缸，布置在轮毂内。
2
According to the controlling requirement of megawatt wind driven generator with variable propeller pitch of horizon axis, the hydrauliccontrolsystem of a variable propeller pitch is designed.
针对兆瓦级水平轴变桨距风力发电机的控制要求，设计了变桨距液压控制系统。
3
Hydraulicsystem for wind mill generator is used to perform pitch-control and brake-control, featured by its strong drive-force, prompt response and stable operation.