Anti-oscillation tool

Реферат: A tool (14) for reducing vibrations in wind turbine blades at scheduled standstill for example during turbine installation or service, the tool comprising an elongate flow-disrupting flexible sleeve (15) for fitting over a blade tip and extending part-way along its length having a tip end which in use overlies a blade tip with a first edge which in use overlies a blade leading edge; and at the opposite edge a longitudinal slit, with tensioning bands (26) provided on the sleeve at opposite edges adjacent the slit for tensioning the sleeve in the longitudinal direction.