Method and system for performing operations on a wind turbine
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United States of America Patent
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Jun 15, 2010
Grant Date -
Aug 30, 2007
app pub date -
Dec 14, 2006
filing date -
Feb 27, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A wind turbine has a nacelle frame and a first hoist substantially permanently mounted on the frame. The method comprises the processes of hoisting a second, more powerful hoist and crane on the frame with the first hoist; removably mounting the second hoist and the crane on the nacelle frame; hoisting a winch using the second hoist and the crane on the frame, and removably mounting the winch on said frame; performing operations involving handling heavy parts employing said winch; and removing and lowering said winch, crane, and second hoist from the frame.
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