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Direct-driven
multipole
synchronous
generator
The L100-2.5MW is cooled by the natural airflow around the stator.
The design eliminates a gear drive or multiplying gear, excitation windings and power slip rings.
The permanent magnets in the generator rotor and the stiff copper windings in the stator are vacuum impregnated with high quality resin.
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Rotor,
Hub and
Main bearing
The rotor has three blades with individual pitch angle control to adjust rotor speed.
All bearings are equipped with an automatic lubrication system, which is controlled through the blade pitching control system.
The rotor hub can easily be entered through the hollow shaft of Main Bearing to facilitate maintenance.