| 摘要 |
A protection arrangement for a wind turbine including a tower, a machine nacelle having a yaw drive and a mounting hole into which an upper end of the tower extends, and a rotor having at least one rotor blade and a hub is provided. The protection arrangement includes a drip pan having a rim surrounding the mounting hole and adapted to collect grease from an interior of the machine nacelle and a flexible collar adapted to fit around the upper end of the tower and having an outer diameter being larger than the diameter of the mounting hole of the machine nacelle. The flexible collar is adapted to pass through the mounting hole into the interior of the machine nacelle.
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