Rotor blade for wind energy plant, has several air outlet openings and air inlet openings that are provided in central channel at rotor blade nose edge

摘要

The rotor blade has a rotor blade root (14) and a rotor blade tip (12) that are provided along longitudinal direction. A central channel (7) is extended in interior of rotor blade in longitudinal direction and is provided with a nose edge side channel (4) and a rear edge-side channel (6) which are separated by a middle wall. A fan (26) is provided to produce the air flow in center channel. A heating device (1) is provided to heat air flow. Several air outlet openings (5) and air inlet openings (24) are provided in central channel at rotor blade nose edge (16).