Definitions of Important Terms Related to Wind Power Station
- Pitch angle : Angle between the direction of wind and direction perpendicular to the planes of blades.
- Pitch control : Control of pitch angle by turning blades. DEO Speed of the rotor tip
- Tip speed ratio = Speed of the ratio tip / Speed of the wind.
- Hub : Central solid part of the wheel.
- Propeller : Revolving shaft with blades.
- Nacelle : Assembly consisting of wind turbine, gears, bearings, generator etc. mounted in the housing.
- Yaw control : Control of orienting the axis of wind turbine in the direction of wind . Blade tip speed
- Tip – speed ratio λ = Blade tip speed / Free stream wind speed.