| 摘要 |
PROBLEM TO BE SOLVED: To provide a wind turbine generator system enabling a hub and a nacelle to be small in size and their light weight to be attained and showing a superior economical efficiency as well as maintenance and repairing characteristics.SOLUTION: This invention relates to wind power generator facility comprising a tower installed on the ground or sea and becoming a supporting column for a power generator, a nacelle arranged on the tower and storing the power generator, a rotor comprising a hub arranged at one end of the nacelle and receiving wind to convert it into a rotating energy and a plurality of blades. The hub is provided with a plurality of pitch driving means for changing an angle of each of the plurality of blades in respect to the hub therein. Each of the plurality of pitch driving means is arranged to pass through the openings arranged at an obstacle wall in the hub.SELECTED DRAWING: Figure 1 |
