Wind turbine generator compatible with high and low wind speeds

A wind turbine generator compatible with high and low wind speeds, comprising:

• a fan blade assembly, which comprises a rotation shaft and at least one fan blade connected with the rotation shaft, the fan blade comprising a curved plate which is provided with a concave structure formed on a central zone thereof, a cover plate which is fixedly connected with an edge of the curved plate so as to form an air inlet together with the curved plate and a connecting member provided for installation of the fan blade, the curved plate having a resistance portion formed on a side thereof and having a plurality of spray holes formed on the same side thereof;
• a speed increaser, which has a rotation shaft connected with the fan blade assembly;
• a wind-driven generator, which is driven to generate electricity by the speed increaser;
• and
• a mounting rack, which is provided to fix the speed increaser and the wind-driven generator.