MAINTENANCE SYSTEM WITH A CARGO ELEVATOR FOR A WIND TURBINE MAINTENANCE PROGRAM

摘要

A maintenance system with a cargo elevator for transporting tools and/or parts for delivery to or reception from a nacelle on a wind turbine tower, the maintenance system having cargo elevator guide tracks extending vertically on the wind turbine tower and a movable cargo elevator tower for cooperating with the cargo elevator guide tracks to move the cargo elevator along the guide tracks.