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KOSTAS
TSAMPAZIS
Mechanical
Engineer of N.T.U.A
Borescope
Inspections - Wind Energy Applications - R.E.S.
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Borescope Inspections
Wind
Turbines
Wind
Turbine's gearbox
borescope inspection is
the only way of a full optical inspection of the interior fast,
accurately
and at low-cost.
Gearbox
is the most expensive part of
the Wind Turbine and the one that is subjected to the highest loads
especially
in sites where the quality of the wind is bad (gusts, high turbulence
intensity). Replacement of a gearbox is time consuming and by
consequence leads
to reduced availability but it can also be extremely costly in case the
gearbox
is not under any warranty policy. Borescope
inspection can reveal possible
failures and wear in the gearbox parts (gears and bearings) and their root of
cause. An in time
diagnosis is important
so any problems Borescope inspection should be performed at least once per year. In case of wear or failure detected it should be performed more often depending on the problem severity. Borescope inspection is also necessary during end of contract wind farm inspections for all of the aforementioned reasons. |
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